Bibliography of articles on gemology, ruby, sapphire, politics and other subjects written by Richard W. Hughes, E. Billie Hughes and/or Wimon Manorotkul.
Richard W. Hughes bibliography
Caveat lector: Links below point to articles found here at ruby-sapphire.com in their unexpurgated form. These may differ slightly or significantly from the print versions.
Wholes
- Hughes, E.B., Hughes, R.W. & Manorotkul, W. (2020) Inside Out: GEM•ology Through Lotus-Colored Glasses. Lotus Publishing, Bangkok, 152 pp.
- Hughes, R.W., Manorotkul, W. & Hughes, E.B. (2017) Ruby & Sapphire: A Gemologist's Guide. Lotus Publishing, Bangkok, 816 pp.
- Lotus Gemology (2015, 2018) From Peacock to Pigeon's Blood… An Introduction to Ruby & Sapphire Colors. In English & Chinese, Lotus Gemology, Bangkok, 48 pp.
- Hughes, R.W., Manorotkul, W. & Hughes, E.B. (2014) Ruby & Sapphire: A Collector's Guide. GIT, Bangkok, 384 pp.
- Yavorskyy, V. with Hughes, R.W. (2014) Terra Garnet. Printed in Hong Kong, Yavorskyy Co., 200 pp.
- Halford-Watkins, J.F. (2012; edited by R.W. Hughes) The Book of Ruby & Sapphire. RWH Publishing, 434 pp.
- Yavorskyy, V. & Hughes, R.W. (2010) Terra Spinel: Terra Firma. Printed in Hong Kong, Yavorskyy Co., 202 pp.
- Hughes, R.W. (1997) Ruby & Sapphire. Boulder, CO, RWH Publishing, 512 pp.
- Webster, R. & Read, P.G. (1994) Gems: Their Sources, Descriptions and Identification. Fifth edition, Butterworth-Heinemann, Oxford, 1026 pp. [Chapters 3 & 5 revised by R.W. Hughes].
- Hughes, R.W. (1991) Ruby & Sapphire. Butterworths Gem Books, Bangkok, White Lotus, 339 pp. [same as Corundum, but with an appendix of updates].
- Hughes, R.W. (1990) Corundum. Butterworths Gem Books, Northants, UK, Butterworth-Heinemann, 314 pp.
Pieces
- Hughes, E.B. and Perkins, R. (2019) Madagascar sapphire: Low-temperature heat treatment experiments. Gems & Gemology, Vol. 55, No. 2, Summer, pp. 184–197; RWHL*.
- Hughes, E.B. (2019) G&G Micro-World: Curved banding in flame-fusion synthetic sapphires. Gems & Gemology, Vol. 55, No. 2, Summer, pp. 264–265; RWHL.
- Hughes, E.B., Koivula, J.I., Manorotkul, W., Renfro, N. and Hughes, R.W. (2019) Spinel inclusions: An exercise in aesthetics. InColor, No. 43, pp. 66–73.
- Hughes, E.B. (2019) [Staurolite in Madagascar ruby]. In Jewellery and Jadeite, Tiancheng International, Hong Kong • Spring Auction, 29 May, p. 16.
- Hain, M. & Hughes, E.B. (2019) G&G Micro-World: Grandidierite Inclusions in Sapphires. Gems & Gemology, Vol. 55, No. 1, Spring, p. 112.
- [various labs, including Lotus Gemology] (2019) Squeezing sapphire: Pressure-heated sapphire.
- Hughes, E.B. (2019) Introduction to Hyperion: Lotus Gemology's gemstone inclusion database. AGTA Prism, Vol. 1, pp. 28–34.
- Hughes, E.B. (2018) Understanding inclusions: Regarding rutile. Gems&Jewellery, Vol. 27, No. 4, Winter, p. 40.
- Hughes, E.B. (2018) G&G Micro-World: Drill hole in heated pink sapphire. Gems & Gemology, Vol. 54, No. 4, Winter, p. 448.
- Hughes, E.B. (2018) Understanding inclusions: Unmistakeable mines. Gems&Jewellery, Vol. 27, No. 3, Autumn, p. 40.
- Hughes, E.B. (2018) Behind the silk screen: A surprise in a star ruby. Journal of the Gemmological Association of Hong Kong, Vol. 39, pp. 37–38.
- Hughes, E.B. and Hughes, R.W. (2018) Madagascar sapphire: Crystal blue persuasion. Rivista Italiana di Gemmologia/Italian Gemological Review, No. 4, pp. 44–54.
- Hughes, E.B. (2018) G&G Micro-World: Star spinel with four and six rays. Gems & Gemology, Vol. 54, No. 2, Summer, p. 230.
- Hughes, E.B. (2018) Understanding inclusions: Superficial sapphires. Gems&Jewellery, Vol. 27, No. 2, Summer, p. 31.
- Hughes, E.B. (2018) The Big Picture: Mining for nephrite in Xinjiang Province, China. Gems&Jewellery, Vol. 27, No. 2, Summer, pp. 8–9.
- Hughes, E.B. (2018) Understanding inclusions: Discovering crystal types. Gems&Jewellery, Vol. 27, No. 1, Spring, p. 40.
- Hughes, E.B. (2018) G&G Micro-World: Six-rayed star in sapphire from Myanmar. Gems & Gemology, Spring, Vol. 54, No. 1, Spring, p. 71.
- Hughes, E.B. (2017) Book review: Ruby. Gems & Gemology, Vol. 53, No. 4, Winter.
- Hughes, E.B. (2017) G&G Micro-World: Remarkable twinned crystal in Mogok ruby. Gems & Gemology, Winter, Vol. 53, No. 4, p. 467.
- Hughes, E.B. (2017) G&G Micro-World: Growth tube cluster in sapphire. Gems & Gemology, Vol. 53, No. 3, Fall, pp. 371–372.
- Hughes, E.B. (2017) A sapphire's secret. Journal of the Gemmological Association of Hong Kong, Vol. XXXVIII, pp. 47–49.
- Hughes, E.B. (2017) Beyond octahedra: Inclusions in spinel. Journal of the Gemmological Association of Hong Kong, Vol. XXXVIII, pp. 41–44.
- Hughes, E.B. (2017) G&G Micro-World: Oiled ruby: A remarkable visual. Gems & Gemology, Vol. 53, No. 2, Summer, p. 244.
- Hughes, E.B. (2017) A sapphire's secret. The Gemguide, July/August, Vol. 36, Issue 4, pp. 18–20.
- Hughes, R.W. (2017) The Big Picture: Sapphire miners at Ilakaka, Madagascar. Gems&Jewellery, Vol. 26, No. 2, Summer, pp. 8–9.
- Hughes, E.B., Sudprasert, P. (2016) Introducing Hyperion: Inclusion photos from Lotus Gemology. Journal of the Gemmological Association of Hong Kong, Vol. XXXVII, pp. 51–55.
- Hughes, E.B., Chankhanatha, C., Burkhardt, A., Manorotkul, W. & Hughes, R.W. (2016) Padparadscha or pretender: Examination of an unusual pink-orange sapphire. Australian Gemmologist, Vol. 25, No. 11–12, pp. 389–392.
- Hughes, R.W. (2016) Pretty padparadscha. InColor, Winter, No. 30, pp. 30–40.
- Hughes, R.W. and Emmett, J.L. (2016) Alla scoperta della temperatura perduta, la fluorescenza UV, uno strumento gemmologico. Traspare: Periodico Tecnico Scientifico, No. 0, pp. 28–33.
- Hughes, R.W., Manorotkul, W. & Hughes, B. (2015) De nouveaux rubis à Madagascar. Revue de Gemmologie A.F.G., No. 193, Septembre, pp. 13–20.
- Hughes, R.W., Manorotkul, W. & Hughes, E.B. (2015) Let it bleed: New rubies from Madagascar. Lotusgemology.com.
- Hughes, R.W. (2015) Obituary: Dana Schorr. Gems&Jewellery, Vol. 24, No. 6, , p. 30.
- Hughes, R.W. (2015) Red rain: Mozambique ruby pours into the market. Journal of the Gemmological Association of Hong Kong, Vol. XXXVI, pp. 39–43.
- Koivula, J.I. & Hughes, R.W. (2015) Gem testing with the spectroscope. Lab World Magazine, Vol. 04, No. 04, May–July, pp. 05–08.
- Hughes, R.W. (2015) Book Review: Imperial Jade of Burma & Mutton-Fat Jade of India. Gems & Gemology, Spring.
- Hughes, E. Billie (2015) Instrument Review: GemmoRaman-532. InColor. Spring, Issue 28, pp. 28–31.
- Lotus Gemology (2015) Lotus Gemology lab alert for oiled gems. InColor. Spring, Issue 28, pp. 18–23.
- Hughes, R.W. (2015) Red rain: Mozambique ruby pours into the market. Lotusgemology.com.
- Hughes, R.W. (2014) Book Review: The Eduard Josef Gubelin Story: The Art and Science of Gems. The Journal of Gemmology, Vol. 34, No. 4, pp. 372–373.
- Hughes, R.W. (2014) Pleochroism in faceted gems: An introduction. Gems & Gemology, Vol. 50, No. 3, Fall, pp. 216–227.
- Hughes, E. Billie (2014) Presidium Synthetic Ruby Identifier. InColor, Summer, Issue 26, pp. 18–23.
- Hughes, R.W. (2014) Book Review: John M. Saul's A Geologist Speculates. InColor, Summer, Issue 26, pp. 74–79.
- Hughes, R.W. (2014) Book Review: John M. Saul's A Geologist Speculates. Journal of the Gemmological Association of Hong Kong, Vol. XXXV, pp. 25–26.
- Hughes, E. Billie (2013) A brief stay in heaven: Mogok revisited. InColor, Fall/Winter, pp. 40–45.
- Atichat, W. & Hughes, R.W. (2013) Rock Talk: A Mogok geological primer. InColor, Fall/Winter, pp. 46–50.
- Leelawatanasuk, T., Atichat, W., Pisutha-Arnond, V., Wattanakul, P., Ounorn, P., Manorotkul, W. & Hughes, R.W. (2013) Cobalt-doped glass-filled sapphires: An update. Australian Gemmologist, Vol. 25, No. 1, Jan.–Mar., pp. 14–20.
- Hughes, R.W. (2012) The Ownership of Words: An essay on the meaning of padparadscha. Journal of the Gemmological Association of Hong Kong, Vol. 34, pp. 50–58.
- Hughes, R.W., Leelawatanasuk, T., Manorotkul, W., Kwok, B., Kiefert, L. & Caroll Marshall, A. (2012) The Chinese box: A Guangzhou jade market puzzle. Journal of the Gemmological Association of Hong Kong, Vol. 33, pp. 50–53.
- Schorr, D., Hughes, R., Abduriyim, A., Rossman, G., Peretti, A., McClure, S. & Emmett, J. (2012) Andesine from Tibet, Inner Mongolia, Mexico & Oregon: A panel discussion. 8 pp.
- Peretti, A., Bieri, W., Hametner, K., Günther, D., Hughes, R.W. and Abduriyim, A. (2011) Fluid inclusions confirm authenticity of Tibetan andesine. InColor, No. 17, Summer, pp. 50–55.
- Abduriyim, A., McClure, S.F., Rossman, G.R., Leelawatanasuk, T., Hughes, R.W., Laurs, B.M., Lu, R., Isatelle, F., Scarratt, K., Dubinsky, E.V., Douthit, T.R. and Emmett, J.L. (2011) Research on gem feldspar from the Shigatse region of Tibet. Gems & Gemology, Vol. 47, No. 2, pp. 167–180.
- Hughes, R.W. (2011) Andesine: Timeline of a Controversy.
- Hughes, R.W. and Pardieu, V. (2011) Downtown: Gem hunting in Central & Southern Tanzania.
- Hughes, R.W., Ishmael, A., Isatelle, F. & Wang, P. (2011) Laos – Land of a million elephants... and sapphires. InColor, No. 16, Spring, pp. 12–19.
- Hughes, R.W. (2010) Hunting Barack Osama in Tibet: In search of the lost andesine mines.
- Hughes, R.W. (2010) The Emerald Buddha: Symbol of the Kingdom of Thailand.
- Hughes, R.W. (2010) Buying at the Source: Being an essay on the virtues of Dick's Law and other sundry maxims of the East.
- Hughes, R.W. (2010) The Black Prince's Ruby: Blood-red souvenir of conquest.
- Hughes, R.W. (2010) Moontown: A history of Chanthaburi.
- Emmett, J.L. and Hughes, R.W. (2010) Betwixt two worlds: A search for gemology in the 21st century. The Guide, January–February 2010, Vol. 29, Issue 1, pp. 1, 4–7.
- Hughes, R.W. & Pardieu, V. (2009) Red sky at dusk: Hunting the last Siamese ruby miner.
- Wilson, Wendell E., Saul, John M., Pardieu, Vincent and Hughes, Richard W. (2009) Famous Mineral Localities: The Merelani tanzanite mines. Mineralogical Record, Vol. 40, No. 5, Sept.–Oct., pp. 346–408.
- Pardieu, V. & Hughes, R.W. (2008) Tsavorite: The untamed beauty. InColor, Fall, pp. 36–45.
- Pardieu, V., Hughes, R.W. and Boehm, E. (2008) Spinel: Ressurection of a classic. InColor, Summer, pp. 10–18.
- Hughes, R.W. (2008) Chevron: 1; Burmese: 0. Posted 2 August, 2008.
- Pardieu, V. and Hughes, R.W. (2008) Working the blueseam: The tanzanite mines of Merelani.
- Emmett, J.L. & Hughes, R.W. (2007) Trust: The ethics of gem treatment disclosure. Jewellery News Asia, March.
- Hughes, R.W., Castoro, L., Nyunt, H-P. K. & Kiefert, L. (2007) FTIR in Gem Testing • FTIR Intrigue.
- Hughes, R.W., Pardieu, V., Soubiraa, G. and Schorr, D. (2006) Moon over the Pamirs: Chasing ruby and spinel in Tajikistan. The Guide, Nov.–Dec., Vol. 25, Issue 6, pp. 8–13.
- Hughes, R.W. and Koivula, J.I. (2006) Under the same moon: Hunting the mother lode abroad.
- Hughes, R.W. and Koivula, J.I. (2006) A closer look at Malysheva emeralds.
- Hughes, R.W. and Koivula, J.I. (2006) AGTA GTC adds LIBS to its testing arsenal.
- Hughes, R.W., Du Toit, G., Befi, R. and Koivula, J.I. (2006) Beryllium-treated blue sapphires.
- Hughes, R.W. and Koivula, J.I. (2006) Seeing red: Genetics and color vision.
- Hughes, R.W., Pardieu, V. and Schorr, D. (2006) Sorcerers and Sapphires: A visit to Madagascar. The Guide, Jan.–Feb., Vol. 25, Issue 1, Part 1, pp. 1, 4–6.
- Hughes, R.W. and Koivula, J.I. (2006) Passport to obscurity.
- Hughes, R.W. (2006) Proletarian gemology: The blue filter.
- Hughes, R.W. and Emmett, J.L. (2005) Heat seeker: UV fluorescence as a gemological tool. The Guide, Sept.–Oct., Vol. 24, Issue 5, Part 1, pp. 1, 4–7.
- Hughes, R.W. and Koivula, J.I. (2005) Dangerous curves: A reexamination of Verneuil synthetic corundum.
- Koivula, J.I. and Hughes, R.W. (2005) Living in the Dark Ages: The fiber-optic light.
- Koivula, J.I. and Hughes, R.W. (2005) Following the Silk Road: Rutile silk in corundum.
- Hughes, R.W. (2005) Inside out: The symmetry of crystals and inclusions.
- Hughes, R.W. (2004) Fluxed up: The fracture healing of ruby. IDEX, Vol. 19, No. 173, September, pp. 110–120.
- Hughes, R.W. and Emmett, J.L. (2004) Fluxed up: The fracture healing of ruby. The Guide, Vol. 23, Issue 5, Part 1, Sept.–Oct., pp. 1, 4–9.
- Hughes, R.W. (2004) LIBS – A new beryllium testing method. Palagems.com. Posted April 29, 2004.
- Ellias, C. and Hughes, R.W. (2004) The Kimberley Process: Appeasement comes to the diamond trade. The Guide, Vol. 23, Issue 1, Part 1, Jan.–Feb., pp. 1, 4–7, 15).
- Hughes, R.W. and Leber, B. (2003) Banned! Burmese gems in the crossfire.
- Hughes, R.W. (2003) The history and politics of heat. The Guide, Vol. 22, Issue 5, Part 1, Sept.–Oct., pp. 1, 4–9, 15.
- Emmett, J.L., Scarratt, K., McClure, S.F., Moses, T., Douthit, T.R., Hughes, R., Novak, S., Shigley, J.E., Wuyi Wang, Bordelon, O., Kane, R.E. (2003) Beryllium diffusion of ruby and sapphire. Gems & Gemology, Vol. 39, No. 2, Summer, pp. 84–135. [voted ‘Article of the year’ by the magazine’s readers]
- Hughes, R.W. (2002) Walking the line in ruby & sapphire. The Guide, July/August, Vol. 21, Issue 4, Part 1, pp. 4–8.
- Hughes, R.W. (2002) The Skin Game. The Guide,Vol. 21, No. 2, March–April, pp. 3–7.
- Hughes, R.W. (2002) Love and Hate: Max's Millions and the Lao sapphire mine saga. The Guide, Vol. 21, No. 1, Part 1, Jan.–Feb., pp. 4–9, 16.
- Hughes, R.W. (2001) Seeing Red: A guide to ruby connoisseurship. The Guide, Vol. 20, No. 6, Issue 5, Part 1, Nov.–Dec., pp. 4–7, 16.
- Hughes, R.W. (2001) Digital Devil: Blues with a feeling. GK Magazine, Vol. 3, No. 6, September–October., pp. 44, 70.
- Hughes, R.W. (2001) Out of the black: Burmese gems & politics. The Guide, Vol. 20, No. 4, Issue 5, Part 1, Sept.–Oct., pp. 8–14.
- Hughes, R.W. (2001) Burma: Heaven and hell in the hunt for jade. GK Magazine, Vol. 3, No. 5, May–June, pp. 25–29.
- Hughes, R.W. (2001) Digital Devil #14 • Huge Rubies & Sapphires • Big Time. GK Magazine, Vol. 3, No. 4, Mar.–April., pp. 48, 72.
- Hughes, R.W. (2001) Passion Fruit: A lover's guide to blue sapphire. The Guide, Vol. 20, No. 2, Part 1, March–April., p. 3–5, 15.
- Hughes, R.W. (2001) Digital Devil #13 • Burma Ruby Mining • Heat Wave. GemKey, Vol. 3, No. 2, Jan.–Feb., p. 51, 73.
- Hughes, R.W., Galibert, O., Bosshart, G., Ward, F., Thet Oo, Smith, M., Tay Thye Sun, Harlow, G.E. (2000) Burmese jade: The inscrutable gem. Gems & Gemology, Vol. 36, No. 1, Spring, pp. 2–26.
- Hughes, R.W. & Kouznetsov, Nickolai (2000) From Russia with jade. GemKey, Vol. 3, No. 1, pp. 58–66.
- Hughes, R.W. (2000) Digital Devil #12 • Blood Diamonds Deconstructed • Blood from a Stone. GemKey, Vol. 2, No. 6, Sept.–Oct., p. 45, 86.
- Hughes, R.W. (2000) Digital Devil #11• GE HPHT Treated Diamonds • Have I got an Idea 4 U. GemKey, Vol. 2, No. 5, July–August, p. 50.
- Hughes, R.W. (2000) Fun down under. The Professional Gemologist, Vol. 3, No. 1, Spring/Summer, pp. 1–2.
- Hughes, R.W. (2000) Digital Devil #10 • Synthetic Moissanite • C3: I C Thru U. GemKey, Vol. 2, No. 4, May–June, p. 64, 107.
- Hughes, R.W. (2000) Digital Devil #9 • Emerald Enhancement Reexamined • Don't Forget to Flush. GemKey, Vol. 2, No. 3, March–April, pp. 62–63, 104.
- Hughes, R.W. (2000) Digital Devil #8 • Fred Ward Emerald Case • Holy Wars. GemKey, Vol. 2, No. 2, Jan.–Feb.
- Hughes, R.W. and Sickafus, K.E. (1999) Spinel compounds: Structure and property relations. Journal of the American Ceramic Society, Vol. 82, No. 12, December, pp. 3277–3278.
- Hughes, R.W. & Vock, R. (2000) Blue velvet: Kashmir sapphires. The Professional Gemologist, Vol. 3, No. 1, Spring/Summer, pp. 2–3.
- Hughes, R.W. and Underwood, T. (1999) Surface-enhanced topaz. Cornerstone, Winter, p. 1, 4–5, 7–8.
- Hughes, R.W. and Slavens, C. (1999) Tales from the Crypt – GQI lab news: Jadeite – Repaired, assembled, treated. GQ Eye, Vol. 2, No. 1, Winter, pp. 10–11.
- Hughes, R.W. (1999) The Devil Down Under. Cornerstone, Fall, pp. 1, 3.
- Hughes, R.W. (1999) Digital Devil #7 • Opals and Diamonds • Fun Down Under. GemKey, Vol. 2, No. 1, November–December.
- Hughes, R.W. (1999) Digital Devil #6 • GE HPHT Treated Diamonds • Carbon Copies. GemKey, Vol. 1, No. 6, September–October, pp. 70, 112.
- Hughes, R.W. (1999) Digital Devil #5 • Whatever happened to romance? GemKey, Vol. 1, No. 5, July–August, p. 66.
- Hughes, R.W. (1999) Digital Devil #4 • Eulogy to Gerry Rogers • Crying Uncle. GemKey, Vol. 1, No. 4, May–June, p. 66.
- Hughes, R.W. (1999) Digital Devil #3 • Tricky Dick's Guide to Web Design • Ver. 1.0. GemKey, Vol. 1, No. 3, March-April, pp. 64, 96.
- Hughes, R.W. (1999) Tales from the Crypt – GQI lab news: Irradiated corundum; sapphire with CO2 inclusion. GQ Eye, Vol. 2, No. 2, Spring, p. 8.
- Hughes, R.W. (1999) Digital Devil #2 • Internet Hell • Web Design. GemKey Magazine, Vol. 1, No. 2, Jan–Feb., pp. 56, 88.
- Hughes, R.W. (1999) The crying game: Diamond color grading. GQ Eye, Vol. 2, No. 1, pp. 3–5.
- Hughes, R.W. (1999) Burma's jade mines: An annotated Occidental history. Journal of the Geo-Literary Society, Vol. 14, No. 1, January, pp. 15–35.
- Galibert, O. and Hughes, R.W. (1999) Sur la piste de la ligne verte. Revue de Gemmologie A.F.G., No. 136, pp. 19–25; RWHL.
- Hughes, R.W. (1998) Digital Devil #1 • Dogfights • Dealers versus gemologists. GemKey, Vol. 1, No. 1, Nov-Dec, pp. 52, 69.
- Hughes, R.W. and Ward, F. (1998) Heaven and hell. GemKey, Vol. 1, No. 1, Nov-Dec, pp. 38–45.
- Hughes, R.W. (1998) Scary stuff: Enhancement disclosure. GQ Eye, Vol. 1, No. 1, Fall, pp. 1–2.
- Hughes, R.W., Galibert, O. et al. (1998) Abenteuerliche Reise ins Reich der Jademinen. Uhren Jewelen Schmuck, Feb, pp. 84–94.
- Hughes, R.W. (1998) The crying game: Diamond color grading. Wahroongai News, Vol. 32, No. 9, Sept, pp. 34–36.
- Hughes, R.W. (1998) Cloak and dagger: The politics of Opticon. GQ Eye, Vol. 1, No. 1, Fall, pp. 3, 6.
- Hughes, R.W. and Galibert, O. (1998) Foreign affairs: Fracture healing/filling of Möng Hsu ruby. Australian Gemmologist, Vol. 20, No. 2, April-June, pp. 70–74.
- Hughes, R.W. and Zajicek, R. (1997) Catfights – Enhancement Codes and Trade Wars. ICA Gazette, June, pp. 7–9.
- Hughes, R.W. and Galibert, O. (1997) The green line to Hpakan. Bangkok Post, Bangkok, April 6, 1997, Outlook: pp 4–5.
- Hughes, R.W. (1997) Where twain do meet. Momentum, Vol. 5, No. 16, pp. 16–19.
- Hughes, R.W. and Ward, F. (1997) Heaven and hell: The quest for jade in Upper Burma. Asia Diamonds, Vol. 1, No. 2, Sept-Oct, pp. 42–53.
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Hughes, R.W. (1997) Sang de pigeon: Un pélerinage à Mogok – Vallée des rubis. Revue de Gemmologie A.F.G., Octobre, No. 132, pp. 8–13; RWHL.
- Hughes, R.W. (1997) Tracing the green line. Discovery, Vol. 25, No. 2, Feb, pp. 69–73.
- Hughes, R.W. (1997) Devil's Advocate: Thailand after the fall. Cornerstone, Winter, 1997, pp. 1, 3–6.
- Hughes, R.W. (1997) Devil's Advocate: Life during wartime. Asia Diamonds, Vol. 1, No. 2, Sept-Oct, pp. 68–72.
- Hughes, R.W., Galibert, O. et al. (1997) Tracing the green line: A journey to Burma's jade mine. Jewelry Circle's Magazine [in Chinese], No. 42, April, pp. 136–139; No. 43, July, pp. 136–139; No. 44, Oct, pp. 136–139.
- Hughes, R.W., Galibert, O. et al. (1997) In search of heaven's stone. Momentum, Vol. 5, No. 15, June-Aug, pp. 18–23.
- Hughes, R.W., Galibert, O. et al. (1996–97) Tracing the green line: A journey to Myanmar's jade mines. Jewelers' Circular-Keystone, Vol. 167, No. 11, Nov, pp. 60–65; Vol. 168, No. 1, Jan, pp. 160–166.
- Hughes, R.W. (1997) Death of the Thai ruby. Cornerstone, Summer, pp. 1, 3–6.
- Hughes, R.W. (1996) Ruby and sapphire from Laos. JewelSiam, Vol. 1, No. 1, Feb-March, pp. 36–37.
- Hughes, R.W. and Galibert, O. (1996) Renaissance in Rubyland. Colored Stone, Vol. 9, No. 6, Nov-Dec, pp. 29–33.
- Hughes, R.W. and Galibert, O. (1996) Les sapphires de Montana [part 1]. Revue de Gemmologie, AFG, No. 128, pp. 4–6.
- Hughes, R.W. (1996) Pigeon's blood. Momentum, Vol. 4, No. 13, Dec 1996–Feb 1997, pp. 18–21.
- Hughes, R.W. (1996) Letter to the editor [re: large Madagascar sapphire]. JewelSiam, Vol. 7, No. 4, Aug-Sept, p. 28.
- Hughes, R.W. (1996) Devil's Advocate: Death of the Thai ruby. JewelSiam, Vol. 7, No. 4, Aug-Sept, pp. 100–105.
- Hughes, R.W. (1995–96) Devil's Advocate: Dispatch from hyperbole. JewelSiam, Vol. 6, No. 6, Dec-Jan, pp. 82–85.
- Hughes, R.W. (1995) Montana's Big Sky Sapphires. JewelSiam, Vol. 6, No. 4–5, Aug-Sept, pp. 83–88; Oct-Nov, pp. 51–54.
- Hughes, R.W. and Win, U Hla. (1995) Burmese sapphire giants. Journal of Gemmology, Vol. 24, No. 8, Oct, pp. 551–561.
- Hughes, R.W. (1995) Letter to the Editor [on Verneuil process]. Canadian Gemmologist, Vol. 16, No. 2, pp. 59–60.
- Hughes, R.W. (1995) Devil's Advocate: On and on and on. JewelSiam, Vol. 6, No. 2, April/May, pp. 81–83.
- Hughes, R.W. (1995) Devil's Advocate: Connoisseur's guide to famous rubies. JewelSiam, Vol. 6, No. 3, June-July, pp. 44–51.
- Hughes, R.W. (1995) A brief history of heat. Australian Gemmologist, Vol. 19, No. 2, pp. 52–54.
- Galibert, O. and Hughes, R.W. (1995) Chinese ruby and sapphire: A brief history. Journal of Gemmology, Vol. 24, No. 7, July, pp. 467–473.
- Hughes, R.W. (1994) The rubies and spinels of Afghanistan: A brief history. Journal of Gemmology, Vol. 24, No. 4, October, pp. 256–267.
- Hughes, R.W. (1994) The name game. Australian Gemologist, Vol. 18, No. 10, May, pp. 311–315.
- Hughes, R.W. (1993) I beg to differ… A reply to the question of UN sanctions against Cambodia and Thailand's past role in Southeast Asia. Thailand Jewellery Review, Vol. 6, No. 3, March, pp. 199–202.
- Hughes, R.W. (1993) Bottling up the treatment genie. Thailand Jewellery Review, Vol. 6, No. 3, March, pp. 130–132.
- Hughes, R.W. (1992) Vietnam's ruby quandary. Thailand Jewellery Review, Vol. 5, No. 11, pp. 22–25.
- Hughes, R.W. (1992) Vietnam's Quy Chau ruby mines. JewelSiam, Vol. 3, No. 4, July/August, pp. 56–62.
- Hughes, R.W. (1992) Mining Thai, Lao & Cambodian rubies and sapphires. JewelSiam, Directory, 1992, pp. 125–133.
- Hughes, R.W. (1992) End of the great ruby famine. Thailand Jewellery Review, Vol. 5, No. 12, pp. 24–27.
- Hughes, R.W. (1992) The embargo still looms. Thailand Jewellery Review, Vol. 5, No. 12, pp. 28–29.
- Hughes, R.W. (1992) Devil's Advocate: Vampire blues: deep-diffusion treated sapphires. JewelSiam, No. 3, May-June, pp. 83–86.
- Hughes, R.W. (1992) Assembled synthetic ruby. ICA Laboratory Alert, No. 64, 2 pp.
- Hughes, R.W. (1991) There's a rumble in the jungle – The sapphire face-lift face-off saga. Gemological Digest, Vol. 3, No. 2, pp. 17–31.
- Hughes, R.W. (1991) Thailand taking the heat. JewelSiam, Vol. 2, No. 2, pp. 42–48.
- Hughes, R.W. (1991) The naked eye: A diamond's worst friend. JewelSiam, Vol. 2, No. 3, pp. 72–75.
- Hughes, R.W. and Sersen, W.J. (1991) Vietnamese rubies rock the market. JewelSiam, Vol. 2, No. 2, p. 89.
- Hughes, R.W. and Sersen, W.J. (1991) Bangkok gem market review: Vietnamese ruby. Gemological Digest, Vol. 3, No. 2, pp. 68–70.
- Hughes, R.W. (1991) I had a dream. JewelSiam, Vol. 2, No. 4, p. 99.
- Hughes, R.W. (1991) Corundum identification in a nutshell. Gemological Digest, Vol. 3, No. 2, pp. 29–31.
- Hughes, R.W. (1990) Thailand's jewelry industry – A "black paper" on the state of the trade. JewelSiam, Vol. 1, No. 4, pp. 102–104.
- Hughes, R.W. and Sersen, W.J. (1990) Bangkok gem market review – ICA in Colombo: the good, the bad and the ugly. Gemological Digest, Vol. 3, No. 1, pp. 69–72.
- Hughes, R.W. (1990) A question of origin. Gemological Digest, Vol. 3, No. 1, pp. 16–32.
- Hughes, R.W. (1989, 1990) Talkin' 'bout gem-testing instruments. Australian Gemmologist, Vol. 17, No. 4, pp. 159–164; No. 5, pp. 242–246.
- Hughes, R.W. (1989) The inclusions of Turkana sapphires. Gemological Digest, Vol. 2, No. 4, pp. 35–36.
- Hughes, R.W. (1989) Diamond grading: Does it work? Gemmology Canada, No. 22, September.
- Hughes, R.W. and Sersen, W.J. (1990) Bangkok gem market review – ICA in Colombo: the good, the bad and the ugly. Gemological Digest, Vol. 3, No. 1, pp. 69–72.
- Hughes, R.W. (1989) Confessions of a stonist. Gemological Digest, Vol. 2, No. 4, p. 37.
- Hughes, R.W. (1988) Surface repaired corundum – two unusual variations. Journal of Gemmology, Vol. 21, No. 1, pp. 8–10.
- Hughes, R.W. and Sersen, W.J. (1988) Bangkok Gem Market Review: The Kanchanaburi sapphire secret. Gemological Digest, Vol. 2, No. 3, pp. 37–39.
- Hughes, R.W. and Sersen, W.J. (1988) Bangkok gem market review. Gemological Digest, Vol. 2, Nos. 1 & 2, pp. 20–22.
- Hughes, R.W. (1988) Reappearance of surface-diffusion treated sapphires in Bangkok. ICA Lab Alert, No. 12, 2 pp.
- Hughes, R.W. (1988) Pleochroism and colored stone grading. Gemological Digest, Vol. 2, No. 3, pp. 16–24.
- Hughes, R.W. (1988) Mogok then and now. Gemological Digest, Vol. 2, No. 3, pp. 40–41.
- Hughes, R.W. (1988) Identifying yellow sapphires – two important techniques. Journal of Gemmology, Vol. 21, No. 1, pp. 23–25.
- Hughes, R.W. (1988) Diamond grading: Does it work? Personal Property Journal, Vol. 1, No. 2, pp. 16–20.
- Hughes, R.W. (1988) Colored stone grading – to be or not to be. Gemological Digest, Vol. 2, No. 3, pp. 11–15.
- Hughes, R.W. (1988) Brilliance, windows and extinction in gemstones. Gemological Digest, Vol. 2, Nos. 1 & 2, pp. 10–15.
- Hughes, R.W. (1987) The world's largest – bonanza or banana? Gemological Digest, Vol. 1, No. 1, p. 4.
- Hughes, R.W. (1987) Unusual composite ruby. ICA Lab Alert, No. 2, 1 p.
- Hughes, R.W. (1987) Technique for detection of heat treatment in Sri Lankan yellow and orange sapphires. ICA Lab Alert, No. 1.
- Hughes, R.W. (1987) Ruby or pink sapphire? A lesson from the past. Gemological Digest, Vol. 1, No. 1, p. 3.
- Hughes, R.W. (1987) Plastic coating of gemstones. ICA Lab Alert, No. 3, 1 p.
- Hughes, R.W. (1987) The plastic coating of gemstones. Transactions of the XXI International Gemmological Conference – Brazil 1987, MacGregor, I., ed., In International Gemmological Conference, Brazil, pp. 31–33.
- Hughes, R.W. (1987) The plastic coating of gemstones. The Australian Gemmologist, Vol. 16, No. 7, pp. 259–261.
- Hughes, R.W. (1987) Identifying yellow sapphires – two important techniques. Transactions of the XXI International Gemmological Conference, MacGregor, I., ed., In International Gemmological Conference, Brazil, pp. 35–36.
- Hughes, R.W. (1987) Identifying heat-treated Sri Lankan yellow sapphires. ICA Lab Alert, No. 1, 2 pp.
- Hughes, R.W. (1987) Glass infilling of cracks in ruby. ICA Lab Alert, No. 4, 1 p.
- Hughes, R.W. (1987) Gem treatments: To disclose or not to disclose. Gemological Digest, Vol. 1, No. 1, pp. 1–2.
- Hughes, R.W. (1987) Diamond grading: Does it work? Gemological Digest, Vol. 1, No. 2, pp. 1–3.
- Hughes, R.W. (1987) Detection of color banding/growth zoning in natural and synthetic yellow/orange sapphires. ICA Lab Alert, No. 5, 1 pp.
- Hughes, R.W. (1987) Are you an expert on gem treatments? National Jeweler, Vol. 31, No. 20, pp. 50–52.
- Hughes, R.W. (1984) Surface repaired rubies – a new gem treatment. Jewellery News Asia. No. 6, July–August, pp. 1, 33.
- Hughes, R.W. (1984) Surface repaired rubies. The Australian Gemmologist, Vol. 15, No. 8, pp. 279–280.
- Hughes, R.W. (1984) AIGS Gem Lab report: Surface repaired rubies – a new gem treatment. The Canadian Gemmologist, Vol. 5, No. 3, p. 85.
Snippets
- (2019) Time for treatments. Gems&Jewellery, Vol. 28, No. 4, Winter, p. 36–37. [interview with E. Billie Hughes]
- Rice, A. (2019) An interview with ruby expert Richard Hughes. GemSociety.org, June. [interview with Richard Hughes]
- Dussart, S. (2019) A gem dealer’s journal: Discovering the mysterious world of jade with legendary gemologist Richard W. Hughes. AsiaLounges.com, 20 May. [interview with Richard Huhges]
- Hyman, J. & Volovar, L. (2019) "Gem labs with Billie Hughes." Gemology Worldwide, April. [Audio podcast featuring interview with E. Billie Hughes]
- Branstrator, B. (2019) This database of gemstone inclusions is now open to all. National Jeweler, February. [feature article quoting E. Billie Hughes]
- Dussart, S. (2019) A gem dealer's journal: the birth of Hyperion. AsiaLounges.com, 28 January. [interview with E. Billie Hughes]
- Gems&Jewellery (2018) And the winners are… [Lotus Gemology’s Richard Hughes named Gem-A’s ‘Photographer of the Year;’ E. Billie Hughes wins the External category]. Gems&Jewellery, Vol. 27, No. 4, Winter, pp. 8–9; RWHL.
- Favoroso Ressigeac, M. (2018) IGT inspirational interview series: conversation with Richard W. Hughes. IGTThailand.com, 26 July. [interview with Richard Hughes]
- Minieri, P. (2018) Close-up photographs of gemstone inclusions: are they works of art?. Rivista Italiana Di Gemmologia, 14 February. [feature article with photos from E. Billie Hughes and Richard Hughes]
- Dominy, G. (2017) Women in Gemmology: Interview with E. Billie Hughes. Gemmology Today, February 2017 Issue. [interview with E. Billie Hughes]
- Minieri, P. (2017) Driving gemstone lovers to corundums: A twenty years tireless work for the most accurate survey on rubies and sapphires [Review of Ruby & Sapphire: A Gemologist’s Guide]. [in Italian, with English translation online], Rivista Italiana di Gemmologia – Italian Gemological Review, No. 0, pp. 22–23.
- Minieri, P. (2016) Ecco i grattacieli di Dubai finalmente costruiti in Groenlandia. No, e solo un cristallo negativo in uno zaffiro. Trasparenze.net, 30 November. [feature article with E. Billie Hughes]
- Dussart, S. (2016) An eye inside the labs with Lotus' Billie Hughes: Part 2 – Dialogue with a multiple photomicrography award winner. AsiaLounges.com, 3 November. [interview with E. Billie Hughes]
- Dussart, S. (2016) An eye inside the labs with Lotus' Billie Hughes: Part 1 – The Lab. AsiaLounges.com, 3 November. [interview with E. Billie Hughes]
- Stoodley, S.G. (2016) Rubies Are Killing It at Auction–Here Are Five of the Best Ever Sold. RobbReport.com, 21 April. [feature article quoting Richard Hughes]
- Thompson, S.E. (2015) Spectacular Spinels. JewelleryNetAsia.com, 23 September. [feature article quoting Richard Hughes with photography by Wimon Manorotkul]
- Author unknown. (2015) Interview avec Richard W. Hughes. LeGemmologue.com, 29 April.
- Gomelsky, V. (2015) Rubies, blood-red beauty. The New York Times, 17 March. [feature article quoting Richard Hughes]
- Gomelsky, V. (2015) 7 things you probably don't know about rubies. JCK Magazine, 5 March. [feature article quoting Richard Hughes]
- Duggleby, L. (2014) Tricks and stones: the gem traders of Chanthaburi. South China Morning Post Magazine, 10 August. [feature article quoting Richard Hughes and Wimon Manorotkul]
- Gomelsky, V. (2014) On the origins of gems. International New York Times, 17 March. [feature article quoting Richard Hughes]
- Mahtani, S. and Barta, P. (2013) Secret rocks and gem hunters. Wall Street Journal Money, 17 May. [feature article with Richard Hughes]
- Byron, J. (1998) Colourful language [interview with Richard W. Hughes]. Australian Jeweller, May, p. 10.
- Allison, T. (1991) The stars of Siam. Asia Magazine, No. F-18, June 21–23, pp. 6–11.
- Ward, F. (1991) Rubies and sapphires. National Geographic, No. 4, Oct, pp. 100–125.
- Kremkow, C. (1984) Thai fraud – fact or fiction? An interview with AIGS Lab director Richard Hughes. The Goldsmith, Oct, p. 42.