| | Journal (article/letter/editorial) | online June 2011 Different origins of Thai area sapphire and ruby, derived from mineral inclusions and...Road, Khlong Toey Nua, Watthana, Bangkok 10110, Thailand *Corresponding author, e-mail: seriwat@hotmail...corundum from the Thailand area analysed by SEM-EDS in this study can be divided into sapphire and ruby suites...suites. The sapphire suite includes alkali feldspar (sanidine), nepheline, zircon, hercynite-spinel series...inclusion, chemistry, SEM-EDS, corundum, ruby, sapphire, Thailand, origin. 1. Introduction Sutherland et | | | Journal (article/letter/editorial) | Kham On deposit, Sukhothai Fold Belt, Northern Thailand Ladda Tangwattananukul1 | Daizo Ishiyama2 | Punya...Faculty of Science, Kasetsart University, Bangkok, Thailand 2 Faculty of International Resource Sciences...of Science, Chulalongkorn University, Bangkok, Thailand Correspondence Ladda Tangwattananukul, Department...Kasetsart University, Bangkok, Thailand, 50 Ngam Wong Wan Road, Bangkok 10900, Thailand. Email: fscildt@ku.ac...ac.th Funding information Thailand Research Fund; Faculty of Sciences at the Kasetsart University Abstract | | | Book | Asian Institute of Gemological Sciences, Bangkok, Thailand Butterworth-Heinemann London Boston Singapore...Blue = sapphire All other colours are termed sapphire with the colour prefix (e.g. yellow sapphire) Phenomena:...o-ray = purplish red; e-ray = orangy red Blue sapphire: o-ray = violetish blue; e-ray = greenish blue...nm, and general absorption of the violet Blue sapphire (Fe + Ti) = Three lines at 451.5 (strongest),...to strong red (long wave and short wave) Blue sapphire = various reactions (see text) Natural inclusions: | | | Journal (issue) | the Wessel mine near Hotazel by Karuman, N. Cape Province, S. Africa, and to have been supplied by the firm...[Manuscript received 18th November, 1978.] REPORT FROM THAILAND, 1978 By K. W. FINDLAY, B.Sc.(Eng.),C.Eng., F...E., F.I.Mech.E, F.G.A. On our second visit to Thailand*, in March, 1978, we wandered through Chantaburi...genuine green sapphires, Linde star sapphire and ruby, doublets (sapphire and ruby), also dark red star rubies—synthetic...8 Irrem, Tap Rom and Bang Kaja are sources of sapphire near Chantaburi. I understand Bang Kaja (Ban Cha | | Garnier, V., Ohnenstetter, D., Giuliani, G., Fallick, A. E., Phan Trong, T., Hoà ng Quang, V., Pham Van, L., Schwarz, D. (2005) Basalt petrology, zircon ages and sapphire genesis from Dak Nong, southern Vietnam. Mineralogical Magazine, 69 (1) 21-38 doi:10.1180/0026461056910233 | Journal (article/letter/editorial) | pp. 21±38 Basalt petrology, zircon ages and sapphire genesis from Dak Nong, southern Vietnam 1 1 ...Switzerland 2 ABS TR ACT Basalts associated with sapphire deposits are widespread in Europe, Africa, Asia...placers hosted in basaltic fields of the Dak Lak Province. Two distinct basalt suites are recognized in...crustal fluids. ÿ d K EY WORDS : ÿ % % ÿ ÿ sapphire, basalt, petrography, geochemistry, zircon, U-Pb...sapphires hosted in the basalts of the Dak Nong province from southern Vietnam from the petrographic, geochemical | | | Journal (issue) | Malipo, China Inclusions in Corundum from Bo Welu, Thailand Fall 2019 VOLUME 55, No. 3 EDITORIAL 293 Gem...Inclusions in Ruby and Sapphire from the Bo Welu Gem Deposit in Chanthaburi, Thailand Supparat Promwongnan...and Color of Cultured Half-Pearls from Phuket, Thailand Kannika Kanjanachatree, Napapit Limsathapornkul...ivory with “engine-turned” effect • Cobalt-coated sapphire • Possible natural abalone shell blister • Large...Large laboratory-grown star ruby and sapphire • Laboratory-grown sapphire with unusual features • Faceted | | | Journal (issue) | purchased by a German gem merchant in northern Thailand and were said to originate from Myanmar by local...local dealers. During further trips to Thailand, our supplier was able to obtain some similar cabochons...quoted to come from Myanmar by local dealers in Thailand, marbles, amphibolites and anorthosites can therefore...country of origin into Thailand and offered for sale in a local market in Northern Thailand. The similarity...University, Sukhumvit 23, Watthana, Bangkok 10110, Thailand. Email: seriwat@hotmail.com 2. Department of Agricultural | | | Book | - by richard w. hughes I - ,=: CJ? UBY & SAPPHIRE is a journey into one of mankind's most fascinating...than yawns is always a scarce item. But Ruby & Sapphire is just such a book-a rare combination of face...fun, the pertinent and che peculiar. Open Ruby & Sapphire and you seep into a secret world where, with each...amazing and colorful tales within. Bur Ruby & Sapphire is also 1nuch more. T he product of over 15 years...a virtual encyclopedia of the subject. Ruby & Sapphire highlights: • Side-by-side photos illustrate color | | | Conference Proceedings | Stellenboch (1991), Paris, France (1993); Bangkok, Thailand (1995); Idar Oberstein, Germany (1997); Goa, India...Spain, Sri Lanka, Switzerland, Sweden, Tanzania, Thailand, U.S.A., Vietnam and Zimbabwe. During the 20th...iron and titanium diffusion treated synthetic sapphire 12: 40 – 14:00 Lunch in the multi-purpose area...Be-containing nano-inclusions in untreated blue sapphire from Diego, Madagascar. 14:20 – 14:40 Wiwat Wongkokua...of Fe and Ti oxidation states in ruby and blue sapphire. 14:40 – 15:00 Tom Stephan, Claudio C.Milisanda | | | Journal (issue) | Kane Helena, Montana Kenneth Scarratt Bangkok, Thailand Shigeru Akamatsu Tokyo, Japan Jaroslav Hyršl...Argyle, courtesy of Rio Tinto; (4) an 11.16 ct sapphire from Madagascar, GIA Collection no. 31618; (5)...fields. Likewise, beryllium diffusion of ruby and sapphire brought together geologists, gemologists, and...instrumentation such as LA-ICPMS—once primarily the province of academia—became a fixture in many gemological...exports from Myanmar disrupted supply channels for sapphire and ruby. And the proliferation of new sales avenues | | | Book (edition) | .................................. 1653 IX.3. Thailand ............................................................. 1938 IX.6. Malay Basin, Gulf of Thailand.................................................Australia) Badings, H.H. (1936)- Het Palaeogeen in den Indischen Archipel. Verhandelingen GeologischMijnbouwkundig...van de aardkorst in verband met de geologie van den Oost-Indischen archipel. De Ingenieur in Nederlandsch-Indie...significant internal deformation) Boehm, G. (1901)- Aus den Molukken. Zeitschrift Deutschen Geol. Gesellschaft |
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