 | | Journal (issue) | | specimens in China is the Wutong Mine in Guangxi Zhuang Autonomous Region. 第三回合的礦物是菱錳礦（紅紋石），它是美國科羅拉 多州的「州礦」。...which runs from Madagascar through Mozambique, Tanzania, Kenya, Ethiopia and into the Sudan. Members may...uncovered and mined for, particularly in Kenya and Tanzania. The minerals are numerous including ruby and...variety of zoisite which is the National Stone of Tanzania and Tsavorite, the green gem variety of grossular...are also less known and rare minerals such as danburite, enstatite and kornerupine. The interesting feature |  | | Book | | GEMSTONES of East Africa Burundi, Kenya, Rwanda, Tanzania and Uganda Bruce Cairncross Published by Struik...resources 12 Burundi 13 Kenya 14 Rwanda 16 Tanzania 17 Uganda 20 Gemological properties 21 A to...through Tanzania, Kenya, Ethiopia and into the Sudan - has blessed East Africa, Kenya and Tanzania, with...starting in what was then Tanganyika ( now mainland Tanzania) and then progressing to Kenya - I am proud to...countries are among the finest in the world. The region and its gems are particularly dear to my family |  | | Catalog/List | | Ammoniotinsleyite xls Punta de Lobos, 90 km south of Iquique, I Region, Tarapaca / Chile; Pinkish crystals of up to 1...Pass Thallium Prospect, Little Valley, Sheeprock Mts., Vernon, Tooele Co., Utah / USA; The exceptionally...Azurite xls Gunsight Pass, Helvetia, Santa Rita Mts., Pima Co., Arizona / USA; Blue spherical crystal...location"; NS 28,00; HS 38,00 Baghdadite xls Fuka Mine, Bicchu-cho, Takahashi City, Okayama Pref. / Japan;...Silicate. KS 48,00; NS 95,00 Borcarite xls Fuka Mine, Bicchu-cho, Takahashi City, Okayama Pref. / Japan; |  | 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) | | Reveal Trace Element Characteristics of Danburite from Mexico, Tanzania, and Vietnam Le Thi-Thu Huong 1, *...Published: 29 May 2018 Abstract: Danburite is a calcium borosilicate that forms within the...plasma (ICP)-mass spectrometry for danburite from Mexico, Tanzania, and Vietnam. The Tanzanian and Vietnamese...Our results imply that the trace elements of danburite reflect different involvement of metacarbonates...pegmatites among the different locations. Keywords: danburite; trace elements; REE; femtosecond LA-ICP-MS; CHNS |  | | Journal (issue) | | Afghanistan emeralds Artificial resin in rubies Paraiba tourmaline with artificial resin Heated sapphires Courses...gemstone mining or trading. We are very grateful to the mine owners and traders who opened their doors and let...trip. A. Klumb, SSEF rr Figure 1: A Paraiba tourmaline of nearly 10 ct and exceptional quality, tested...An overview of the Mulungu mine (Rio Grande del Norte), the only active mine producing Paraiba tourmalines...quantities at present. Photo: A. Klumb, SSEF Paraiba tourmaline - first discovered in 1989 by Heitor Dimas Barbosa |  | | Catalog/List | | Cerussites and Cuprites, Sapphires and Spinels, Tourmaline and Tanzanite, Emeralds and Jeremejevites, the...it collected when the Tsumeb Mine (as well as other mines of the region) were still in production in...engineering work took him to the Tsumeb Mine in Namibia. This mine is renowned for producing what are arguably...MINERALS 57001 Azurite Level 8, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia If the attachment point on...Spitzkopje, Spitzkopje Area, Karibib District, Erongo Region, Namibia Klein Spitzkopje in Afrikaans means: the |  | | Journal (article/letter/editorial) | | are sources of gem-quality crystals of beryl, tourmaline, topaz, spodumene, and spessartine. Historic...colored gemstones, including varieties of beryl, tourmaline (see Pezzotta and Laurs 2011), topaz, spodumene...in Africa (Congo, Mozambique, Namibia, Nigeria, Tanzania, Zambia) and Asia (Afghanistan, Pakistan) (TABLE...Aquamarine (green-blue to blue beryl variety) and tourmaline commonly occur in massive quartz or feldspar...pegmatite core zone or in the core margin, the region around the core. Typically, only parts of these |  | | Journal (article/letter/editorial) | | weighs over a hundred pounds and is from the Delta Mine near Hanksville, Utah. You may see it in the center... Among them are meta-autunite from the Daybreak Mine, Washington, a new find at that time; sabugalite...Wallace fund; a large cabochon of pink and blue tourmaline from Tiofilo Otoni, Brazil, with the Bruce fund;... Indiana. A large uraninite crystal from Morogoro, Uluguru Mountains, Tanganyika, was purchased with...group of axinite crystals from the Kurochi-Obira Mine of Kyushu, Japan, was also acquired through the |  | | Catalog/List | | Colourless crystals on Colemanite 1159 COLEMANITE 867 DANBURITE '\,/378 pure vitreous yellow-orange massive...sacttered on rose Ca Be (Fe Mn) PO/4 OH Hawkswood Mine, Bodmin,Comwall Dean Quarry, Lizard ,Cornwall 2x2£10...Gouveia Minas Gerais, Brazil Kaveltorp mine, Kopparberg Sweden Benallt Mine, Lleyn, Wales £20 ]" £7 lx2£6... lx2£8 2x2 £15. 2x3 £24 lx2£5 2x2£10 Morogoro Tanzania lx2 £20 ltinga, Minas Gerais Brazil 5mm...Bahia; Brazil UVITE tourmaline ----· . 87 rich blue masses on mat~ix Mir,uel V11<:ns Mine, Villn ZAPATALlTE |  | | Catalog/List | | matrix Tronachhead, Portknockie Scotland £ l 0 DANBURITE single ,sharp, chisel shaped semi-translucent...terminated crystal about two inches long and 1.5cm Kayes Region , Mali £ I 8 across I 5. ALBITE variety CLEA VLANDITE...mm size all over 2x4 inch surface, with minor Tourmaline scattered about , and with one quartz crystal...with micros of blue Kinoite in places £4 Christmas Mine, Arizona USA J 7. MAGNETITE , black lustrous octahedral...crystal about 2cm long and 8111111 across Morogoro Tanzania £12 This is FLUORESCENT red short wave, but |  | | Journal (article/letter/editorial) | | Tourmalines ANJANABONOINA DISTRICT, MADAGASCAR T he tourmaline database, like that of most other families of... and liddicoatite’s fundamental place in the tourmaline family appeared to be established. Here things...actually fluor-liddicoatite. In their article on tourmaline nomenclature, Henry et al. (2011) suggest the...purposes of this short review, if a particular tourmaline locality (including the type locality) has been...with green outer rind more typical of watermelon tourmaline from other localities. John Betts Fine Minerals |  | | Journal (issue) | | cabochons| Ceruleite from Chile|Yellow danburite from Namalulu, Tanzania|Emerald from Ethiopia|Vivid purplish...Mountains of southwest Utah, USA. The Ruby Violet mine was the only commercial source of gem-quality red...El Guanaco in the Taltal area of the Antofagasta Region, Chile. He kindly donated a 1.45 ct stone to Gem-A...Yellow Danburite from Namalulu, Tanzania: Gemmological Properties and Chemical Composition Danburite is a...gem-quality yellow danburite entered the market, mined from granitic pegmatites in the Morogoro region of central |  | | Journal (issue) | | and northern Ethiopia|Tourmaline from Mwajanga and Simanjiro District, Tanzania|Alluvial diamond mining...and CO2-H2O-bearing Fluid Inclusions in Yellow Danburite from Luc Yen, Vietnam By Le Thi-Thu Huong, Kurt...gemological study of blue sapphires from the Baw Mar mine (Mogok, Myanmar)’ was posted by the Gemological...apphires-baw-mar-minemogok-myanmar. The Baw Mar mine has recently produced a significant amount of fine...blue colour of stones from the northern part of the mine is medium to dark, while material from the southern |  | | Book | | clarify information regarding minerals from this region. The list, in alphabetical order, generally uses...Actinolite Actinolite Vyuntspakhk Crimea Sarbaiskii mine Sarbay deposit, Rudnyi Sarbay deposit, Rudnyi Sarbay...quarry Stephanitovaya vein, Sarbay quarry Sarbaiskii mine Stephanitovaya vein, Sarbay quarry Sarbay deposit...Khani River Komatiitovyi stream Kurzhunkul'skii mine Maidantai North Urals Pervomaiskii quarry Pogdornoye...Yubileinaya lode Kukisvumchorr Mt. Khibiny Kirovsky mine, Kukisvumchorr Mt. Kukisvumchorr Mt. Putelichorr |  | | Journal (issue) | | 322 Rubies and Sapphires from Winza, Central Tanzania Dietmar Schwarz, Vincent Pardieu, John M. Saul...covellite dendrites • Induced copper contamination of tourmaline pg. 353 369 Gem News International Andesine...diamonds traditionally associated with the Wesselton mine, “Cape” for pale yellow COLOR GRADING “D-TO-Z”...“D-TO-Z” DIAMONDS diamonds from the Cape of Good Hope region, and “Jager” for colorless diamonds with strong...those typically recovered from the “Jagersfontein” mine in South Africa (Shipley, 1950b; Liddicoat, 1993) |  | | Report (issue) | | there is new work afoot at the famous Red Cloud mine in the Trigo Mountains, in the southwestern part...backgrounds on the history of wulfenite from the Red Cloud mine, see the essay by Szenics just quoted (“Ed Over...headed by Wayne Thompson (“Bonanza at the Red Cloud mine,” in the SeptemberOctober 1996 issue). The Thompson...notable wulfenite would be found at the Red Cloud mine. But 14 years ago Robert Bell, a mineral collector...collector who lives in Kansas, purchased the mine anyway, and now he has contracted for experienced field man |  | | Journal (issue) | | responsible for optical effects are described. As yet the region has not yielded a corundum crystal large enough...plant matter or dead animals can penetrate this region (Gubelin, 1987) unless forced by some external...intruded sand grain which somehow had penetrated the region between the shell and the shellbuilding ectoderm...Ch'unch'on). Annual production of the nephrite mine (the Daeil Mine) is reported to be approximately 80 000-90...map of nephrite mine area, Chuncheon, Korea. Occurrences The geology of the nephrite mine area consists |  | | Catalog/List | | Gemstone: Cuprite - 50.58 Cts. Ogonja Mine (Onganja Mine; Emke Mine; Emka; Otjisongati) Ogonja (Onganja)...(Onganja), Seeis, Windhoek District, Khomas Region Namibia This faceted Cuprite is from a top locality in Namibia...Gemstone: Cuprite - 84.47 Cts. Ogonja Mine (Onganja Mine; Emke Mine; Emka; Otjisongati) Ogonja (Onganja)...(Onganja), Seeis, Windhoek District, Khomas Region Namibia This colossal Cuprite gemstone was cut from gemmy...Gemstone: Rhodochrosite - 11.94 Cts. Sweet Home Mine Mount Bross, Alma District, Park Co. Colorado, USA |  | | Journal (issue) | | Recent Find of Kunzite at the Historic Katerina Mine Pala District, San Diego County, California Jesse...Introduction - The Katerina Mine (also known as the Katrina or the Catherina Mine) is located on a Li-Be-Phosphate...the first decade of the 20th centu, the Katerina Mine was one of the original sources of kunte, a previously...been the source of many spectacular specimens or tourmaline, kunzite, beryl, and other pegmatite minerals...Exhibits will include suites of gold, silver, beryl, tourmaline, nuorite, varisContinued on page - Hydraulic |  | | Journal (issue) | | length of arsenolamprite in matrix from Alacaran Mine (Pampa Larga, Copiapo, Chile). All the specimens...Precious Stones report stated that the Himalaya Mine was brought into notice in 1898 by Mr. Charles Russell...the result. During I 904 about 6 tons of rough tourmaline were shipped to the company's lapidary in New...this Dr. A. E. Heighway who had operated the tourmaline mine? And how did this lead to the work by the Himalaya...pinkish and murky greenish) and chip of Paprok tourmaline. Do you remember the "good old days'· ten years |  | | Journal (article/letter/editorial) | | Schorl Agrellite Beryl Betafite Malachite Miserite Danburite Diopside Clinochlore Murmanite Chrysotile Aegirine...by A.Ponomarenko during 19851988 at Oktyabrskiy mine, Talnakh deposit, Norilsk area. They represented...Norway South Africa Austria Afghanistan Serbia Tanzania Spain Portugal France Algeria Belarus PR Congo...Karelia As usually, new acquisitions from this region are most abundant: a total of 348 samples. of which...of red transparent villiaumite found at Koashva mine, Khibiny (photo 2). The mineral is clear enough |  | | Journal (issue) | | aggregate of Cerussite from Mammoth-St. Anthony Mine (Tiger, Pinal Co., Arizona, USA). Ex coll. Rock...Treasures Exhibition at the TGMS Show 2008. Kelly Mine Smithsonite A Lesson Learned Bob Werner werner@lcturbonet...a lasting impression on me occurred in the Kelly Mine in New Mexico in the late SO's. Socorro, New Mexico...ofsmithsonitc that was labeled as coming from the Kelly Mine, about 26 miles west of Socorro in the Magdalena...locate its source in the Kelly Mine. As it turned out, the Kelly Mine was well known to the students |  | | Journal (article/letter/editorial) | | study of minerals from Tertiary rocks of San Juan region, Colorado. @arsen, Irving, Gonye4 Larsen).. . 889...study of minerals from Tertiary rocks of San Juan region, Colorado. (Larsen, Irving, Gonyer, Lar898 sen)... and Parrish, W. Unit cell aod spacegroup of tourmaline. (An erample of inspective equi-inclination keatment...F' Faust, G. T. with I{unt, Pencatite from Orgaa Mts., ''' ffst N.Mex. (Nikitin) (Die) Fedorow-Methode...Pardeet J' T' Massive low-fluorine topaz ftom Brewer mine' S' Carolina' " ' 1058 Glauconite' Missouri' sfudy |  | | Journal (issue) | | 309 VOL. 40, No. 6 JUNE, 1965 CONTENTS THE DANBURITE LOCALITY AT DANBURY, CONN—Ronald E. Januzzi THE...Menard—1965 Buy and Use a Good Mineral Book Our SAPPHIRE mine will be open to Rockhounds. Write for information...Mineralogical and Geological Societies Northern Region — Rockrama — to be held at the Minnesota Fair Grounds...Belkxue. Wadi. v>:a)iM. Oa. 2. 3. 1965—Topeka Gun & Mine al Society, Inc., 9th Annual Show, will be held...Topeka, Kans. 66616. Oct. 2, 3, 1965 — Miami Valley Mine al and Gem Club Annual Show at the Dayton Museum |  | | Book | | Reveal Trace Element Characteristics of Danburite from Mexico, Tanzania, and Vietnam Reprinted from: Minerals...Ilaria Adamo and Gabriele Lanzafame Gem-Quality Tourmaline from LCT Pegmatite in Adamello Massif, Central...Enigmatic Alluvial Sapphires from the Orosmayo Region, Jujuy Province, Northwest Argentina: Insights...comparison of the trace element geochemistry of danburite, a gem mineral commonly formed within transition...Mexico, Tanzania, and Vietnam. Differences in the rare earth elements (REE) concentrations of danburite from |
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