 | Garnier, V., Ohnenstetter, D., Giuliani, G., Maluski, H., Deloule, E., Trong, T. P., Pham Van, L., Hoang Quang, V. (2005) AGE AND SIGNIFICANCE OF RUBY-BEARING MARBLE FROM THE RED RIVER SHEAR ZONE, NORTHERN VIETNAM. The Canadian Mineralogist, 43 (4) 1315-1329 doi:10.2113/gscanmin.43.4.1315 | Journal (article/letter/editorial) | | MARBLE FROM THE RED RIVER SHEAR ZONE, NORTHERN VIETNAM VIRGINIE GARNIER§ AND DANIEL OHNENSTETTER CRPG–CNRS...Sciences, CNST, Nghia Dô, Câu Giây, Hanoi, Vietnam LONG PHAM VAN Vietnam National Gem and Gold Corporation,... 91 Dinh Tien Hoang Street, Hanoi, Vietnam VINH HOÀNG QUANG Institute of Geological Sciences, CNST,... Nghia Dô, Câu Giây, Hanoi, Vietnam ABSTRACT Marble-hosted ruby deposits occur in the Lo Gam tectonic...northern part of Vietnam. Crystals of zircon included in ruby and spinel from Luc Yen and An Phu deposits |  | | Journal (issue) | | Sapphire from Mogok, Myanmar Gemstone Mining in Vietnam Winter 2013 VOLUME 49, No. 4 EDITORIAL 187 ...formation. 223 Blue Sapphires from the Baw Mar Mine in Mogok Hpone-Phyo Kan-Nyunt, Stefanos Karampelas...pg. 223 233 Update on Gemstone Mining in Luc Yen, Vietnam Pham Van Long, Vincent Pardieu, and Gaston...Gaston Giuliani Explores the emergence of the Luc Yen area as a producer of corundum, spinel, tourmaline,... Myanmar; an update on gemstone mining in Luc Yen, Vietnam; and the characteristics of coated jadeite |  | Garnier, Virginie, Giuliani, Gaston, Maluski, Henri, Ohnenstetter, Daniel, Phan Trong, Trinh, Hoàng Quang, Vinh, Pham Van, Long, Vu Van, Tich, Schwarz, Dietmar (2002) Ar–Ar ages in phlogopites from marble-hosted ruby deposits in northern Vietnam: evidence for Cenozoic ruby formation. Chemical Geology, 188 (1) 33-49 doi:10.1016/s0009-2541(02)00063-3 | Journal (article/letter/editorial) | | phlogopites from marble-hosted ruby deposits in northern Vietnam: evidence for Cenozoic ruby formation Virginie...CNST, Nghia Dô, Câu Giây, Hanoi, Viet nam e Vietnam National Gem and Gold Corporation, 91 Dinh Tien...Street, Hanoi, Viet nam f Laboratory of Geology, Vietnam National University, 90 Nguyen Trai Road, Thanh...accepted 22 March 2002 Abstract Ruby growth in phlogopite-bearing marbles has been indirectly dated using...purified syngenetic phlogopite and other micas from ruby deposits in Yen Bai, Luc Yen and Quy Chau mining |  | Giuliani, Gaston, Dubessy, Jean, Banks, David, Hoàng Quang, Vinh, Lhomme, Thérèse, Pironon, Jacques, Garnier, Virginie, Phan Trong, Trinh, Pham Van, Long, Ohnenstetter, Daniel, Schwarz, Dietmar (2003) CO2–H2S–COS–S8–AlO(OH)-bearing fluid inclusions in ruby from marble-hosted deposits in Luc Yen area, North Vietnam. Chemical Geology, 194 (1) 167-185 doi:10.1016/s0009-2541(02)00276-0 | Journal (article/letter/editorial) | | ruby from marble-hosted deposits in Luc Yen area, North Vietnam Gaston Giuliani a,*, Jean Dubessy b,1...CRPG/CNRS, UPR 2300, BP 20, 54501 Vandœuvre, France f Vietnam National Gem and Gold Corporation, 91 Dinh Tien...from marble-hosted deposits in the Luc Yen mining district, North Vietnam. Raman and Infrared spectroscopy...COS – S8 – AlO(OH) system; Evaporites; Marble; Vietnam 1. Introduction Marble-hosted deposits are the...(Mogok, Mong Hsu), North Vietnam (Luc Yen) and South China (Yunnan province). All the deposits are hosted |  | Garnier, Virginie, Giuliani, Gaston, Ohnenstetter, Daniel, Fallick, Anthony E., Dubessy, Jean, Banks, David, Vinh, Hoàng Quang, Lhomme, Thérèse, Maluski, Henri, Pêcher, Arnaud, Bakhsh, Kausar Allah, Long, Pham Van, Trinh, Phan Trong, Schwarz, Dietmar (2008) Marble-hosted ruby deposits from Central and Southeast Asia: Towards a new genetic model. Ore Geology Reviews, 34 (1) 169-191 doi:10.1016/j.oregeorev.2008.03.003 | Journal (article/letter/editorial) | | Geological Sciences, CNST, Nghia Dô, Câu Giây, Hanoi, Vietnam g Laboratoire de Géochronologie, Université de...Pakistan j Vietnam National Gem and Gold Corporation, 91 Dinh Tien Hoang street, Hanoi, Vietnam k Gübelin...tectonics that were active, from Afghanistan to Vietnam, between the Oligocene and the Pliocene. The petrography...for the deposits of Jegdalek, Hunza and northern Vietnam. Whole rock analyses of non-ruby-bearing marbles...Azad-Kashmir, Tajikistan, Nepal, Myanmar, northern Vietnam and southern China (Hughes, 1997; Fig. 1). The |  | Giuliani, Gaston, Fallick, Anthony E., Boyce, Adrian J., Pardieu, Vincent, Pham, Van Long (2017) Pink and Red Spinels In Marble: Trace Elements, Oxygen Isotopes, and Sources. The Canadian Mineralogist, 55 (4) 743-761 doi:10.3749/canmin.1700009 | Journal (article/letter/editorial) | | Research and Identification of Vietnam, 91 Dinh Tien Hoang Hanoi, Vietnam ABSTRACT The oxygen isotopic...18.5% for spinels from An Phu and Cong Troi in Vietnam, and Namya from Myanmar; and (3) between 19.0 and...Pamreso in Kenya, Mogok in Myanmar, and An Phu in Vietnam. The variation in the d18O values for most of the...(A) General view of the spinel mine of Cong Troi, Luc Yen area, Vietnam. (B) Spinel (Sp) associated with...quarries, Vietnam. (C) Crystals of red spinel around 1 cm across in a marble from Luc Yen, Vietnam. (D) Pale |  | Krivovichev, Vladimir G., Kuksa, Katherine A., Sokolov, Pavel B., Marakhovskaya, Olga Yu., Zolotarev, Andrey A., Bocharov, Vladimir N., Semenova, Tatyana F., Klimacheva, Maria E., Gussiås, Geir Atle (2022) Preiswerkite: A First Occurrence in Marble Hosting Gem Spinel Deposits, Luc Yen, Vietnam. Minerals, 12 (8) 1024 doi:10.3390/min12081024 | Journal (article/letter/editorial) | | Occurrence in Marble Hosting Gem Spinel Deposits, Luc Yen, Vietnam Vladimir G. Krivovichev 1, * , Katherine A...Occurrence in Marble Hosting Gem Spinel Deposits, Luc Yen, Vietnam. Minerals 2022, 12, 1024. https:// doi.org/10...St. Petersburg, Russia BalderGems Co., Yen The YB 36000, Vietnam Correspondence: v.krivovichev@spbu.ru...marble-hosted noble spinel deposits of the Luc Yen district, northern Vietnam. It is found in marble for the first...preiswerkite is anhedral and associated with phlogopite, aspidolite, sadanagaite, pargasite, spinel, |  | Tran, Hoa Trong, Polyakov, Gleb V., Tran, Anh Tuan, Borisenko, Alexander S., Izokh, Andrey E., Balykin, Pavel A., Ngo, Phuong Thi, Pham, Dung Thi (2016) Intraplate Magmatism and Metallogeny of North Vietnam - Modern Approaches in Solid Earth Sciences No. 11. Springer International Publishing. doi:10.1007/978-3-319-25235-3 | Book | | Intraplate Magmatism and Metallogeny of North Vietnam Modern Approaches in Solid Earth Sciences Volume...Magmatism and Metallogeny of North Vietnam Trong-Hoa Tran Vietnam Academy of Science and Technology...Institute of Geological Sciences Hanoi, Vietnam Tuan-Anh Tran Vietnam Academy of Science and Technology Institute...Institute of Geological Sciences Hanoi, Vietnam Andrey E. Izokh Russian Academy of Science Institute of...Pham Vietnam Academy of Science and Technology Institute of Geological Sciences Hanoi, Vietnam Thi-Phuong |  | Giuliani, Gaston, Groat, Lee, Fallick, Anthony, Pignatelli, Isabella, Pardieu, Vincent (2020) Ruby Deposits: A Review and Geological Classification. Minerals, 10 (7) 597 doi:10.3390/min10070597 | Journal (article/letter/editorial) | | unheated rubies from the recently discovered Didy mine in Madagascar also command high prices [19]. A set...Minéral; (C) rubies from the Montepuez mine, from the Montepuez mine, Mozambique. Vincent Pardieu © Gemmological...Minéral; (F) rubies in phlogopite matrix with plagioclase (white) in phlogopite matrix(blue) with hosted...(9) Kitui; Mangare (Rockland-formerly John Saul mine; Penny Lane; Aqua, Hard Rock). Tanzania: (10) Umba...Umba (9) Mangare (Rockland-formerly John Saul mine; Penny Lane; Aqua, Hard Rock). Tanzania: (10) Umba |  | Ngoc Khoi, Nguyen, Hauzenberger, Christoph A., Anh Tuan, Duong, Häger, Tobias, Van Nam, Nguyen, Thuy Duong, Nguyen (2016) Mineralogy and petrology of gneiss hosted corundum deposits from the Day Nui Con Voi metamorphic range, Ailao Shan–Red River shear zone (North Vietnam) Neues Jahrbuch für Mineralogie - Abhandlungen Journal of Mineralogy and Geochemistry, 193 (2) 161-181 doi:10.1127/njma/2016/0300 | Journal (article/letter/editorial) | | range, Ailao Shan–Red River shear zone (North Vietnam) Nguyen Ngoc Khoi, Christoph A. Hauzenberger, Duong...typically associated with marbles in northern Vietnam. Relatively little attention has been paid to corundum...range, Ailao Shan–Red River shear zone, North Vietnam. The partly migmatized gneisses contain gray, grayish...Introduction For more than two decades, Yen Bai and especially the Luc Yen gem districts are well known to the...1). Vietnam geologists found corundum and spinel for the first time in the An Phu marble, Luc Yen district |  | | Journal (issue) | | ISSN: 1355^1565 129 Gem corundum deposits in Vietnam Pham Van Long1, Hoang Quang Vinh2, Virginie Gamier3...Trinh2 1. Vietnam National Gem and Gold Corporation, 91 Dinh Tien Hoang Street, Hanoi, Vietnam 2. Institute...Geological Sciences, CNST, Nghia Dô, Câu Giây, Hanoi, Vietnam 3. CRPG/CNRS, UPR 2300, BP 20, 54501 Vandœuvre...been recovered from the Luc Yen and Quy Chau mining areas in northern Vietnam. Since 1991, 'basaltic'-type...('BGY') sapphires have been mined in southern Vietnam. This article briefly reviews the history and geology |  | Sorokina, Elena S., Hofmeister, Wolfgang, Häger, Tobias, Mertz-Kraus, Regina, Buhre, Stephan, Saul, John M. (2016) Morphological and chemical evolution of corundum (ruby and sapphire): Crystal ontogeny reconstructed by EMPA, LA-ICP-MS, and Cr3+Raman mapping. American Mineralogist, 101 (12) 2716-2722 doi:10.2138/am-2016-5614 | Journal (article/letter/editorial) | | (Kenya, Tanzania, Madagascar) and Southeast Asia (Vietnam). Trace-element compositions indicative for different...concentrations of ≥1500 mg/g in samples from Luc Yen (Vietnam) and Mangari (Kenya), formed under lower P-T...crystal morphology, Kenya, Tanzania, Madagascar, Vietnam Introduction “…for a given body of certain form...Andranondambo in Madagascar) and Southeast Asia (Luc Yen in Vietnam). Rim-to-rim chemical analyses were combined...the John Saul ruby mine in the Mangari area of Kenya (nine samples), the Aqua ruby mine (formerly part of |  | | Journal (issue) | | Mahenge, Tanzania In Search of Cobalt Blue Spinel in Vietnam Spinel Inclusions – An Exercise in Aesthetics Spinel...Henning led a U.S. government delegation to tour its mine in southwest Greenland in May 2019. Left to right:...Ruby geologist Aaju Simonsen at Greenland Ruby’s mine in Aappaluttoq. Greenland Ruby is First Colored...way for Greenland Ruby to join. Greenland Ruby’s mine produces both ruby and pink sapphire. “We’re delighted...sapphire project in Australia is already a producing mine, we intend to more clearly delineate the deposit |  | Duong, Van-Hao, Trinh, Phan Trong, Nguyen, Thanh-Duong, Piestrzyski, Adam, Nguyen, Dinh Chau, Pieczonka, Jadwiga, Ngo, Xuan Dac, Tran Van, Phong, Thai Pham, Binh, Nguyen-Van, Huong, Ngo Van, Liem, Tien Bui, Dieu, Vu Khac, Dang, Bui, Chi Tien (2021) Cu-Au mineralization of the Sin Quyen deposit in north Vietnam: A product of Cenozoic left-lateral movement along the Red River shear zone. Ore Geology Reviews, 132. 104065pp. doi:10.1016/j.oregeorev.2021.104065 | Journal (article/letter/editorial) | | mineralization of the Sin Quyen deposit in north Vietnam: A product of Cenozoic left-lateral movement along...Hanoi, Viet Nam Institute of Geological Sciences, Vietnam Academy of Science and Technology, Hanoi, Viet...Graduate University of Science and Technology, Vietnam Academy of Science and Technology, Hanoi, Viet...100000, Viet Nam g VNU University of Science, Vietnam National University, Hanoi, Viet Nam h GIS Group...parallel to the Red River fault system in North Vietnam. U-Pb dating of zircon and uraninite and 39Ar/40Ar |  | | Journal (issue) | | Alice S. Keller Rubies and Fancy Sapphires from Vietnam Robert E. Kane, Shane F. McClure, Robert C. Kammerling...have emerged from new deposits in Tanzania and Vietnam that closely resemble Burmese stones and probably...sapphires illustrated here, all reported to be from Vietnam, are representative of some of the fine material...changing economic outlook of countries such as Vietnam and Tanzania, promises both new markets and new...to the discovery of a new ruby occurrence. In Vietnam, we are seeing the identification of major deposits |  | | Book | | New Zealand, China and many parts of SE Asia (Vietnam, Laos, Cambodia, Malaysia, Thailand, Indonesia...indicating ruby within outcrops, miners working at mine sites and locals selling gemstones at source. These...Gem Tract and Nama, Kachin State, Myanmar; Luc Yen, Vietnam; Jegdalek, Afghanistan; Morogoro, Tanzania...elsewhere, such as in Australia, Colombia, Myanmar, Vietnam and Tajikistan. The present study suggests that...analyses, while mineral fractions of plagioclase and phlogopite were processed for Rb–Sr geochronology. Measurements |  | Giuliani, Gaston, Dubessy, Jean, Ohnenstetter, Daniel, Banks, David, Branquet, Yannick, Feneyrol, Julien, Fallick, Anthony E., Martelat, Jean-Emmanuel (2018) The role of evaporites in the formation of gems during metamorphism of carbonate platforms: a review. Mineralium Deposita, 53 (1) 1-20 doi:10.1007/s00126-017-0738-4 | Journal (article/letter/editorial) | | flakes of phlogopite in a marble matrix, Minh Tien mine, Luc Yen mining district, Vietnam, 2 × 1 cm....cut of tsavorite from the Tsavolite mine, Mangare mining district, Voi region, Kenya, diametre of the...mines, Arusha district, Tanzania. h Blue zoisite, variety tanzanite, Merelani, Arusha district, Tanzania...include dravite tourmaline, pyrite, albite and phlogopite. The origin of chromium, vanadium and beryllium...residues of dust not cleaned by the water jet in the mine. Photos b to d: Y. Branquet and Photo e: G. Giuliani |  | | Journal (issue) | | Heierman collection. Illinois- Kentucky Fluorspar District Symposium by the Friends of Mineralogy (Midwest...the closing of the Illinois-Kentucky fluorspar district that I organized at Indiana University Southeast...believed having a similar program in the fluorspar district would be ideal. However, the logistics behind...this year. In previous visits to the fluorspar district, I had made contact with Bill Frazer, the owner...(Azad Kashmir). Pakistan: Luc Yen. Quy Chau. northern Vietnam: Chumar-Ruyil district. 1epal; Jegdalek. Afghanistan: |  | | Journal (issue) | | spinel deposit of An Phu, Luc Yen Mining District, Yenbai Province, Vietnam . . . . . . . . . . . . ....crystal cluster on matrix, 6 cm tall, from the Tsumeb mine, Tsumeb, Namibia. Sandor Fuss collection (2004)...discovered on the 12th level of the Cresson mine, Cripple Creek district, Colorado in 1914 (see “The Cresson...Mineralogical Record, volume 37, May–June, 2006 Cresson mine manager Dick Roelofs showing the Cresson Vug to...school; he did his Master’s work at the Rueppele iron mine in Stanton, Missouri. He spent the years 1931–1932 |  | | Journal (issue) | | INSTITUTE OF AMERICA Russia's Lomonosov Diamond Mine Carbonado Diamond PL Mapping of Optical Defects...article of this issue examines Russia’s Lomonosov mine, which is located in a Proterozoic zone in the Baltic... 2 EDITORIAL 143 Visit Europe’s First Diamond Mine Duncan Pay FEATURE ARTICLES 144 Geology and Development...well as the geology of the Arkhangelsk kimberlite province. 168 Carbonado Diamond: A Review of Properties...diamond. 190 An Update on Tourmaline from Luc Yen, Vietnam Nguy Tuyet Nhung, Le Thi Thu Huong, Nguyen |  | Huong, Le, Otter, Laura, Förster, Michael, Hauzenberger, Christoph, Krenn, Kurt, Alard, Olivier, Macholdt, Dorothea, Weis, Ulrike, Stoll, Brigitte, Jochum, Klaus (2018) Femtosecond Laser Ablation-ICP-Mass Spectrometry and CHNS Elemental Analyzer Reveal Trace Element Characteristics of Danburite from Mexico, Tanzania, and Vietnam. Minerals, 8 (6) 234 doi:10.3390/min8060234 | Journal (article/letter/editorial) | | Characteristics of Danburite from Mexico, Tanzania, and Vietnam Le Thi-Thu Huong 1, * ID , Laura M. Otter 2,3,...spectrometry for danburite from Mexico, Tanzania, and Vietnam. The Tanzanian and Vietnamese samples show high...found only in Madagascar, Tanzania, Myanmar, and Vietnam [6,7]. The important geological environments that...distinct worldwide distributed occurrences (Tanzania, Vietnam, and Mexico). The aims of this study are (1) to...danburites from different locations (Tanzania, Vietnam, and Mexico) and rock types (pegmatites and skarn) |  | | Journal (issue) | | Cordillera in the Guavio-Macanal formation (Muzo mine and Cosquez mine). Banks et al. (2000) discovered that although...Sub-Saharan Africa, the emeralds of the Chantete mine have also been shown to have resulted from the magmatic...The Chantete mine is located in the Ndola Rural Protected Area of the Lufwanyama district in the Copperbelt...Copperbelt Province of Zambia. The Ndola region consists of a complex series of pegmatite dykes that penetrate...the meta-sedimentary Muva supergroup (biotite-phlogopite schist around talcmagnetite schist and tremo |  | | Journal (issue) | | Mining Rubies and Fancy Sapphires in Northern Vietnam Robert C. Kammerling, Alice S. Keller, Kenneth...1987 Gemstone Durability: Design to Display Wessels Mine Sugitite Three Notable Fancy-Color Diamonds The...tillavailable Fall 1991 Rubies and Fancy Sapphires from Vietnam New Rubies from Morogoro, Tanzania Bohemian Garnet-Today...Southern Africa Sunstone Labradorite from the Ponderosa Mine, Oregon Nontraditional Gemstone Cutting Nontransparent...Emerald Deposit Beryl Gem Nodules from the Bananal Mine "Opalite:" Plastic Imitation Opal Spring 1993 Queensland |  | Giuliani, Gaston, Dubessy, Jean, Banks, David A., Lhomme, Thérèse, Ohnenstetter, Daniel (2015) Fluid inclusions in ruby from Asian marble deposits: genetic implications. European Journal of Mineralogy, 27 (3) 393-404 doi:10.1127/ejm/2015/0027-2442 | Journal (article/letter/editorial) | | cavities are developed around solids such as pyrite, phlogopite and apatite, and they may contain rare solids...as plagioclase, calcite, dolomite, rutile and phlogopite (Giuliani et al., 2003). Raman spectroscopy combined...Azad-Kashmir, Tajikistan, Nepal, Myanmar, northern Vietnam to southern China (Fig. 1; Giuliani et al., 2014)...including 7 – Mogok and 8 – Mong Hsu; Vietnam including 9 – Luc Yen, and Yen Bai with the Tan Huong and Truc...described for FI-bearing rubies in marble from Vietnam (Giuliani et al., 2003). Final-melting temperatures |  | | Journal (article/letter/editorial) | | cover. Spectral mapping of dolomite-, diopside-, phlogopite-, and scapolite-rich domains in LHG metacarbonate...nepheline, and possible K-feldspar; (2) retrograde phlogopite, oligoclase, scapolite, and calcite; and (3)...rocks which commonly contain calcite, dolomite, phlogopite, pargasite, diopside, forsterite, scapolite,...plagioclase, and calcite with locally abundant phlogopite, nepheline, tremolite, and scapolite, and common...although the exact origin of the Soper River mica mine and Waddell Bay occurrences could not be assessed |
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Luc Yen Mine, Lục Yên District, Yên Bái Province, Vietnam