Khoi, N.N., Sutthirat, C., Tuan, D.A., Nam, N.V., Thuyet, N.T.M., Nhung N.T. (2011) Ruby and sapphire from the Tan Huong-Truc Lau area, Yen Bai province, northern Vietnam. Gems & Gemology, 47(3), 182–195.

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Reference Type	- plain text -
Year	2011
Original Entry	Khoi, N.N., Sutthirat, C., Tuan, D.A., Nam, N.V., Thuyet, N.T.M., Nhung N.T. (2011) Ruby and sapphire from the Tan Huong-Truc Lau area, Yen Bai province, northern Vietnam. Gems & Gemology, 47(3), 182–195.
Mindat Ref. ID	16043700	Long-form Identifier	mindat:1:5:16043700:9
GUID	52926eb3-8e0a-4e60-bf51-5068262c50ba
Full Reference	Khoi, N.N., Sutthirat, C., Tuan, D.A., Nam, N.V., Thuyet, N.T.M., Nhung N.T. (2011) Ruby and sapphire from the Tan Huong-Truc Lau area, Yen Bai province, northern Vietnam. Gems & Gemology, 47(3), 182–195.
Plain Text	Khoi, N.N., Sutthirat, C., Tuan, D.A., Nam, N.V., Thuyet, N.T.M., Nhung N.T. (2011) Ruby and sapphire from the Tan Huong-Truc Lau area, Yen Bai province, northern Vietnam. Gems & Gemology, 47(3), 182–195.

Map of Localities

Locality Pages

Locality	Citation Details
Yên Bái Province, Vietnam
An Phú, Lục Yên District, Yên Bái Province, Vietnam
Khoan Thong deposit, Lục Yên District, Yên Bái Province, Vietnam
Truc Yau, Yên Bái Province, Vietnam
Tan Huong, Yên Bình District, Yên Bái Province, Vietnam

Mineral Occurrences

Locality	Mineral(s)
An Phú, Lục Yên District, Yên Bái Province, Vietnam	ⓘ Anatase, ⓘ Anhydrite, ⓘ Apatite, ⓘ Böhmite, ⓘ Calcite, ⓘ Corundum, ⓘ Diaspore, ⓘ Dolomite, ⓘ Graphite, ⓘ Halite, ⓘ Hematite, ⓘ Hercynite, ⓘ Iron oxide, ⓘ Marble, ⓘ Margarite, ⓘ Monazite, ⓘ Muscovite, ⓘ Nepheline, ⓘ Nordstrandite, ⓘ Phlogopite, ⓘ Pyrite, ⓘ Pyrrhotite, ⓘ Ruby, ⓘ Rutile, ⓘ Sapphire, ⓘ Spinel, ⓘ Titanite, ⓘ Tourmaline, ⓘ Zircon

Locality

Mineral(s)

An Phú, Lục Yên District, Yên Bái Province, Vietnam

ⓘ Anatase, ⓘ Anhydrite, ⓘ Apatite, ⓘ Böhmite, ⓘ Calcite, ⓘ Corundum, ⓘ Diaspore, ⓘ Dolomite, ⓘ Graphite, ⓘ Halite, ⓘ Hematite, ⓘ Hercynite, ⓘ Iron oxide, ⓘ Marble, ⓘ Margarite, ⓘ Monazite, ⓘ Muscovite, ⓘ Nepheline, ⓘ Nordstrandite, ⓘ Phlogopite, ⓘ Pyrite, ⓘ Pyrrhotite, ⓘ Ruby, ⓘ Rutile, ⓘ Sapphire, ⓘ Spinel, ⓘ Titanite, ⓘ Tourmaline, ⓘ Zircon

	Khoi, N.N., Sutthirat, C., Tuan, D. A., Nam, N.V., Thuyet, N.T.M. and Nhung N.T. (2011) Ruby and sapphire from the Tan Huong-Truc Lau area, Yen Bai province, northern Vietnam. Gems & Gemol., 47 (3), 182–195.
	Khoi, Nguyen Ngoc, Sutthirat, Chakkaphan, Tuan, Duong Anh, Van Nam, Nguyen, Thuyet, Nguyen Thi Minh, Nhung, Nguy Tuyet (2011) Ruby and Sapphire from the Tan Huong-Truc Lau Area, Yen Bai Province, Northern Vietnam. Gems & Gemology, 47 (3) 182-195 doi:10.5741/gems.47.3.182
	Khoi, Nguyen Ngoc, Hauzenberger, Christoph A., Sutthirat, Chakkaphan, Tuan, Duong Anh, Häger, Tobias, Nam, Nguyen Van (2019) Corundum with Spinel Corona from the Tan Huong-Truc Lau Area in Northern Vietnam. Gems & Gemology, 54 (4) doi:10.5741/gems.54.4.404
	Huong, Le Thi-Thu, Hofmeister, Wolfgang, Häger, Tobias, Khoi, Nguyen Ngoc, Nhung, Nguy Tuyet, Atichat, Wilawan, Pisutha-Arnond, Visut (2011) Aquamarine from the Thuong Xuan District, Thanh Hoa Province, Vietnam. Gems & Gemology, 47 (1) 42-48 doi:10.5741/gems.47.1.42
	Nhung, Nguy Tuyet, Huong, Le Thi Thu, Thuyet, Nguyen Thi Minh, Hager, Tobias, Quyen, Nguyen Thi Le, Duyen, Tran Thi (2017) An Update on Tourmaline From Luc Yen, Vietnam. Gems & Gemology, 53 (2). 190-203 doi:10.5741/gems.53.2.190
	Huong, L.T.T., Vuong, B.T.S., Thuyet, N.T.M., Khoi, N.N., Somruedee, S., Bhuwado, W., Hofmeister, W., Tobias, H., Hauzenberger, C. (2016) Geology, gemological properties and preliminary heat treatment of gem-quality zircon from the Central Highlands of Vietnam. Journal of Gemmology, 35, 308-318.
	Huong, Le Thi-Thu, Häger, Tobias, Hofmeister, Wolfgang, Hauzenberger, Christoph, Schwarz, Dietmar, Van Long, Pham, Wehmeister, Ursula, Khoi, Nguyen Ngoc, Nhung, Nguy Tuyet (2012) Gemstones from Vietnam: An Update. Gems & Gemology, 48 (3) 158-176 doi:10.5741/gems.48.3.158
	*Promwongnan, Supparat, Sutthirat, Chakkaphan (2019) Mineral Inclusions in Ruby and Sapphire from the Bo Welu Gem Deposit in Chanthaburi, Thailand. Gems & Gemology, 55 (3) doi:10.5741/gems.55.3.354*
	Le Thi-Thu Huong, Tobias Häger, Wolfgang Hofmeister, Christoph Hauzenberger, Dietmar Schwarz, Pham Van Long, Ursula Wehmeister, Nguyen Ngoc Khoi, Nguy Tuyet Nhung (2012) Gemstones from Vietnam: an update. Gems & Gemology, 48(3), 158–176.
	Le Thi-Thu Huong, Tobias Häger, Wolfgang Hofmeister, Christoph Hauzenberger, Dietmar Schwarz, Pham Van Long, Ursula Wehmeister, Nguyen Ngoc Khoi, and Nguy Tuyet Nhung (2012) Gemstones from Vietnam-An update. Gems & Gemology, Fall 2012.
	Malsy, A.-K., Karampelas, S., Schwarz, D., Klemm, L., Armbruster, T., Tuan, D.A. (2012) Orangey-red to orangey-pink gem spinels from a new deposit at Lang Chap (Tan Huong-Truc Lau), Vietnam. Journal of Gemmology, 33(1-4), 19-27.

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Khoi, N.N., Sutthirat, C., Tuan, D.A., Nam, N.V., Thuyet, N.T.M., Nhung N.T. (2011) Ruby and sapphire from the Tan Huong-Truc Lau area, Yen Bai province, northern Vietnam. Gems & Gemology, 47(3), 182–195.

Map of Localities

Locality Pages

Mineral Occurrences

See Also