 | | 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 | | 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...Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia Some of the best things to come from the Tsumeb Mine were |  | | 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 |  | | Report (issue) | | microcline from Pakistan's world famous Gilgit area. The schorl is 4. 7 cm high. Photo Jeff Scovil; private collection...elbaite crystals with lepidolite from the Golconda Mine in Minas Gerais, Brazil by Eberhard Equit, 1993...name is attributed to Erker (1595) who named schorl (schorl). Then, mineral names were based on each individ...species. Modern historians are uncertain as to what schorl actually was in Erker's time, except that the intervening...of mineralogy reinforce the notion that Erker's schorl is the modern, accepted species of the same name |  | | Journal (article/letter/editorial) | | Phlogopite Sheelite Schorl Agrellite Beryl Betafite Malachite Miserite Danburite Diopside Clinochlore...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) | | 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...bluish gray. It is associated with black crystals of schorl. The full description will be in the Canadian Mineralogist...crystals should have been the Siglo XX Mine (20th Century Mine). I regret the error, but made it in good |  | | Journal (issue) | | Unusual Crystallization or... Mineral Pathology? //Mine mlogicheskii zhurnal. 1989.1.11, N 2. p.96-98. 10...Aldanskogo raiona (Post-Jurassic intrusions of the Aldan Region) [1], which was included in the series Petrografiya...Kolyma gold-bearing region, started his labour and scientific career in this region. He visited Aldan for...latter. This was a fresh view of the geology of the region and was based on tens of routes and on hundreds...mines. The latter are fairly numerous over this region, but production at those deposits is now suspended |  | | Journal (issue) | | mineral type localities. Ilmenite from the Ilmeny Mts, jozeite from San Jose, and other exhibits (up to...arranged according to geographical location (country — region — locality), excluding the tematic collections...ones, the Ilmeny Mts., Slyudyanka, Beryozovsk, Adun-Chilon, and the Zmeinogorskii mine appear to be represented...are from classical localities, such as the II'meny Mts., Beryozovskoye, Vesuvius, Erzgebirge, and others)...mines), malachite (the Gumeshevskii mine), crocoite (the Beryozovskii mine), jasper (Orsk), and others. Large |  | | Journal (issue) | | apatite, barite, beryl (morganite), wollastonite, danburite, datolite, quartz, calcite, corundum, microcline...calcite; crystal aggregates 15 cm in size. Vеrklinii Mine, Dabugorsk, Pпmorskii Krai, Russia. Specimen: V...(samples of these crystals from kimberlites of this region were kindly submitted to the author by Yana Bao...reveal the rubies. Our field crew worked in this region in 1986 and suggested that the geologists use an...as visible aggregates which are of interest fora region-mineralogical collection (crystals, dtuses of crystals |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...abbreviations used are as follows: Mt. (mount or mountain), Mts. (mountains), R. (river), Is. (island), Vole. (volcano)...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing |  | | Journal (issue) | | long prismatic ma/achite c,ysta/s. Mednorudyanskii Mine, Midd/e Ura/s. 4.5 ст across. Тhе Mining Museum...pseudosta/actites оп wa/1ofjissure in mica schist. Gumeshevskii Mine, Middle Urals. Pseudosta/actites 2 ст. SGM, № 11945...сотр/еtе/у in minera/ forming solution. Gumeshevskii Mine, Middle Ura/s. 8 ст. мм, № 278/99. Photo: А. Sverdlov...The enlarged sign on the scl1ematic map shows а region large enough to accommodate several localized occurrences...pegmatites: bavenite. THEURALS 12. О The Aduy-Murzinka Region (Mokrusha, Murzinka, Sarapu\ka, Shaitaпka, Aduy |  | | Journal (article/letter/editorial) | | mines, it certainly does not suit the Alto Chapare region, a hot, steamy rain forest on the lower eastern...Department, Bolivia, and specializes in minerals of that region. He is a consulting editor of Rocks & Minerals...Alfredo Petrov with local collectors digging for danburite. Jaroslav Hyrsl photo. Figure 4 (top). Locotal...economically successful product of the Alto Chapare region. Jaroslav Hyrsl photo. Volume 83, March/April 2008...crystals, abundant “textbook” doubly terminated danburite crystals, and interesting specimens of dolomite |  | | Catalog/List | | axinite. 2x1~x1t", £1•• 5~ 11. AZURITE. HEnderson Mine, Bisbee, Arizona, U.S.A. Choice bright blue ball-like...association. 3x2~x1~", £16.5~ 12. BARYTES. Dalmellington Mine, Frizington, Cumberland. Fine lustrous transparent...matrix. 2~x17", £33.00 15. NATIVE BISMUTH. Botallack Mine, St. Just, Cornwall. Bright metallic silvery masses...brownish jasper. 2tx2tx1~", £5.50p 16. BIXBYITE. Thomas Mts., Utah, U.S.A. Select lustrous black sharp cubic...matrix. 25x15 mm. £6.50p 17. BOTALLACKITE. Levant Mine, Pendeen, Cornwall. apecimen A: Small bright green |  | | Journal (issue) | | Turkey|Polymerfilled star enstatite from Norway|Garnet mining in Tanzania|Kyanite from Pakistan|Black star sapphires from...on Petra Diamonds by Jim Davidson, (3) the Karowe mine by John Armstrong of Lucara Diamond Corp., (4) the...Mahenge, Tanzania In late 2015, a new alluvial garnet deposit was discovered near Mahenge, Tanzania, that...visited the deposit while on a buying trip to Tanzania. He was told that he was the first foreigner to...portion of the garnet-mining area near Mahenge, Tanzania. Photo by Farooq Hashmi. Gem Notes 101 Gem |  | | 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 |  | | Catalog/List | | first offered for sale. 73007 TOURMALINE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam A classic Vietnamese...online, visit HA.com/6150 73008 ELBAITE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam This unusual...2015 | 12:00 PM CT 15 73009 ELBAITE Minh Tien Mine, Luc Yen, Yenbai Province, Vietnam Clearly defined...coloration, this is a classic Vietnamese Tourmaline. The region of Luc Yen has been yielding Tourmalines since...PYROMORPHITE Daoping Mine, Gongcheng Co., Guilin Prefecture, Guangxi Zhuang Autonomous Region, China Daoping |  | | Journal (issue) | | San Pedro Mine in Santa Fe County, and along with his son Phillip is actively exploring the mine for minerals...minerals. The San Pedro Mine is perhaps best known for producing beautiful specimens of finely crystalline...Phillip have also developed a surface exposure at the mine to produce some very nice, single, sceptered quartz...ci rc ulatio n for some years. Sulfides are real mine rals and I still regret no t buy ing a good specimen...came from the Ortiz Mine (Cunningham Gulch) around 19845. The Ortiz mountains and mine are just a few miles |  | | 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... A. E. Heighway who had operated the tourmaline mine? And how did this lead to the work by the Himalaya...specimens of rare species with crocoite from Adelaide Mine (Dundas, Tasmania) and some gold specimens from...surprised only specimens from Adelaide Mine were shown. Sure, Adelaide Mine is in operation and indeed the |  | | Catalog/List | | pinkish fine grained mass in Calcite.(Dark Star Mine,Ravalli County, Montana USA) 1 x H £2.50 1x1 £4...and Be Mica white cleavages in Muscovite. (Harding Mine,Taos County, New Mexico) 1x1 £3.50 1x2 £7 097 CHLOANTHITE...MINERAL !! dark red micro's on matrix. (Getchell Mine,Humboldt Co . Nevada USA) 5mm £4 151 LEUCOSPHENITE...fairly sparse, green crusts on matrix. (San Miguel Mine Moctezuma Mexico) 1cm piece £ 5 5mm £3 WITH U...Na Al Silicate Pure creamy coloured masses (Tanco Mine, Bernie Lake, Manitoba, Canada) lx2ins £4 2x2ins |  | | Journal (article/letter/editorial) | | been investigated in phenacite, kornerupine, danburite, axinite, spodumene, tourmaline, hambergite, and...mineral collection. Three of the samples (dravite, schorl, elbaite) have been analyzed by several authors...kornerupine kornerupine danburite danburite axinite axinite spodumene spodumene schorl Harvard collection...Hrarigahy, Madagascar Gem crystals from La Bafa Mine, Charcas; San Luis Potosi, Mexico. Luning, Nevada...Lighona pegmatite field, Zambezia, Mozambique a schorl DC HS-112566 n.1 dravite HS-108796 n.2 c a dravite |  | | 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) | | 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 |  | | Journal (issue) | | o f fluorite, pyrrhotite, ilvaite, datolite, danburite and calcite, plu s fin e exam ples o f apophyllite...groups and outrageous fist-size crystals of green danburite the like of which no one in the West had ever...tours for collectors are permitted by the friendly mine management, and visitors have even been allowed...Porphyry— Paleogenic (9) Datolite Skarn (10) Danburite Skarn (11) Garnetiferous Skarn (12) Quartz-Calcite...the area and purchased the rights to the Verchniy mine. Operations to extract copper, lead and zinc began |  | | Journal (article/letter/editorial) | | low proportion of micas is typical. Tourmaline (schorl to elbaite) is an omnipresent subordinate to accessory...lepidolite in massive pegmatite. Hambergite, danburite, datolite and boromuscovite have been found at...and micas, subordinate to minor minerals include schorl and locally also garnet (spessartine-almandine);...K-feldspar. A coarse-grained schorl-enriched unit (quartz + albite + schorl + K-feldspar _+garnet) is present...zircon, lepidolite and late bertrandite, bavenite, danburite, datolite and boromuscovite are rare and were |  | | Journal (issue) | | phosphorescence in diamond • Almandinespessartine from Tanzania • “Red andesine” • Orange beryl from India • Clinochlore...Clinochlore from Turkey • Yellow danburite from Tanzania • Lawsonite from California • Paragonite from...occasionally recovered by hobbyist collectors from the mine dumps. D uring the late 19th and early 20th centuries...a Byrud emerald in an antique jewelry piece. The mine is located on the shore of Lake Mjøsa, near Minnesund...assets sold to the Cornish Development Co. Ltd. The mine was subsequently abandoned in 1909 (Nordrum and |
|
