 | | Journal (issue) | | 393 by A. H. Kazmi, J. J. Peters and H. Obodda Nepal The tourmalines of N e p a l......................localities: the Himalaya dike system, Mesa Grande district, California (by E. E. Foord) [1977, vol. 8, no...Eichholzâs translation, 1971) âCariaâ is an ancient district in southwestern Asia Minor. The In dian stones...Gem and lithiumbearing pegmatites of the Pala district, San Diego County, California. California Department...The appearance of elbaite as green blades in muscovite, rubellite fans in lepidolite, or watermelon crystals |  | | Catalog/List | | 10:00 AM â 5:00 PM CT Heritage Auctions Design District Annex 1518 Slocum Street âą Dallas, TX 75207 Session...5:00 PM ET LOT VIEWING Heritage Auctions Design District Annex 1518 Slocum Street âą Dallas, TX 75207 Thursday...grow. 73001 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) Looking almost like...com/6150 73002 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) For those that have...750 73003 TOURMALINE Momeik Township, Kyaukme District, Shan State, Myanmar (Burma) As if Momeik doesnât |  | | Journal (article/letter/editorial) | | tourmaline leucogranites from the EverestâMakalu region (NepalâTibet). Himalayan leucogranite genesis by isobaric...plutons and dykes are mainly composed of two-mica (muscovite+biotiteFtourmalineFcordieriteFandalusiteFsillimanite)...tourmalineV2.6% and biotite >1.5% modal, and tourmaline (muscovite+tourmalineFbiotiteFsillimanite FgarnetFkyanit...leucogranite was produced by muscovite dehydration melting in muscovite-rich metapelites at Pf350 MPa...Pf300 MPa and T z660 â 710 jC. Melting in fertile muscovite-rich metapelites of the top of both the HHC and |  | | Journal (article/letter/editorial) | | Madagascar, Russia, Mozambique, the United States, Nepal, and the Democratic Republic of the Congo. Yellow...compositions of similar material from Nepal (Sankhuwa Sabha District) and the Democratic Republic of the...tourmaline, but also other colors (Madagascar, Russia, Nepal, Italy); and (3) rare yellow tourmaline with mainly...survey of mn-rich yellow tourmaline in the Lundazi District of eastern Zambia (Fig. 1a). Tourmaline has been...Central Transbaikalia Malkhan LCT-type pegmatite district of south-central Siberia is one of the largest |  | | Journal (article/letter/editorial) | | rubble rubble of of aa landslide, landslide, Nepal. Nepal. The are tourmaline is is exposed and partly...situated on a steep steep hill slope in the Himalaya, Nepal (c) A trench dug into earth-mud flow bearing a colluvial...colluvial hill slope in the Himalaya, Nepal (c) A trench dug into earth-mud flow bearing a colluvial...tributaries of Trisuli River in the Ganesh Himal, Nepal (Figure 4e). Meandering rivers, following more downstream...(e) Active channel system in the Ganesh Himal, Nepal, with heavy minerals by alluvial-fluvial processes |  | | Report (issue) | | Tourmaline can hydrothermally alter to micas such as muscovite, annite-phlogopite or clinochlore-chamosite. Elbaite...Elbaite may be replaced by lepidolite, muscovite or cookeite, especially in pockets exposed to late-stage...chromium-bearing phengite, tainiolite, vanadium-bearing muscovite, quartz and dolomite from the Onega depression...Bronze-brown; streak: yellow-brown; luster: vit district Corinthia in Austria and Slovenia, dravite is...albite and lepidolite. Elbaite may be replaced by muscovite, lepidolite or cookeite. Newry, Maine; Mesa Grande |  | | Book | | JEANETE --with J. P. Cassedanne: Apatite and muscovite from the Ze Pinto prospect, Minas Gerais, Brazil...Rybicki) 7:72-77 Chalcanthite from the Helvetia district, Arizona (by G. Robinson) 9:252 Cuprite [from...Arizona (by W. A. Thompson) 11:248-250 The Tombstone district, Cochise County, Arizona (by S. A. Williams) 11:251-257... A. Scovil) 21:99-100 Arizona's Silver mining district (by P. Bancroft & G. Bricker) 21:151-168 The Fat...24:67 Famous mineral local.ities: the Rush Creek district, Marion County, Arkansas (by D. A. Richards) 24:285-299 |  | | Journal (issue) | | which lazulite with crystal faces coated with muscovite or pyrophyllite oc cur. Careful scraping and...product around the margin of kyanite grains, Muscovite KAl2Si3O 10(OH)2 Fine to medium-grained white...Mountain is at least in part the sodium analog of muscovite, paragonite. Brilliant green mica that occurs...to be paragonite (Hurst, 1959). Paragonite and muscovite cannot be distinguished from each other visually...amber-colored spessartine crystals to 2 cm, with muscovite and albite. There were also a few 3-cm epidote |  | | Book | | Sapphire in Newly Discovered SpinelâChloriteâMuscovite Rocks within Meta-UltramaïŹtes of Ilmen Mountains...sapphires were formed together with a spinelâchloriteâmuscovite rock during the metasomatic alteration of orthopyroxenites...Sapphire in Newly Discovered SpinelâChloriteâMuscovite Rocks within Meta-UltramaïŹtes of Ilmen Mountains...Cambrian (502.1 ± 5.8 Ma; 40 Ar/39 Ar plateau age of muscovite). The pegmatite exhibits a typical zonal mineral...mineral pattern with four defined zones (Zone I: muscovite, tourmaline, albite, and quartz; Zone II: K-feldspar |  | | Book | | Tanzania 463 Madagascar (Malagasy Republic), Malawi Nepal, 482 513 Republics, Republic Kingdom, (Egypt)...more km) from Coptos passed center for these district, correspond cites a King to the are to Bostock...location of the mines Hollandâs translation, of district, and it could have been Probably these mines...sometimes Chemical In the accompanied by muscovite mica. beryllium minerals which that of analysis...ir- fine-grained aggregate of mostly yellowish muscovite and considerable bertrandite with had formed |  | | Journal (issue) | | fashioned from material found i n t h e Yerilla District i n Western Australia. This specimen gave u s...Figure 5. These 'ye111s were recently ac(;~iuedin Nepal. From the top, clockwise from left: 7.82-ct hicolored...this mining area appears to be limited. News from Nepal. In the Fall 1993 Gem News section, Gemologist Mark...on the availability of various gem materials in Nepal. On his recent return irom another buying trip to...were also available from the Hyakule mine on the Arun River, in eastern Nepal, which is the most famous |  | | Book | | with much success. The Hagendorf-Pleystein mining district consists of several pegmatites and aplites, including...quartz shipped to the electronic industry or muscovite demanded on account of its chemically inertness...western edge of the Bohemian Massif. This mining district consists of several pegmatites and aplites, including...F-(Ba) mining district Poppenreuth-MĂ€hring U mining district Auerbach Fe â(P) mining district N = W = IL...mining district Warmensteinach F-(Ba) mining district Issigau-Lichtenberg F-(Ba) mining district Donaustauf |  | | Journal (issue) | | Gemstone Resources of China 14 The Changma Diamond District, Mengyin, Shandong Province, China Peter C. Keller...and "The Tourmalines of the Governador Valadares District." Capturing third place was "A Status Report on...China: the Fuxian district, in southern Liaoning Province, and the Changma district near Mengyin, in central...aquamarine crystal (right) are from the Altay pegmatite district i n Xinjiang Uygur Autonomous Region. Photo b...coarsely crystalline well zone containing abundant muscovite, feldspar, and beryl; an intermediate'zone containing |  | | Book | | Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...of rutile (Weerth, 2004). Tonniq Valley, Skardu district, Gilgit-Baltistan [Northern Areas]. Beginning...testing to be hematite. Zagi [Zegi] Mountain, Warsak district, North West Frontier Province. Surface diggings...to 6 cm (2005: 120). Los Remedios mine, Taxco district, Taxco, Guerrero. Ilvaite occurs in the wallrock...manto deposits of polymetallic ores in the Taxco district, commonly as compact aggregates of crystals overgrown |  | | Journal (article/letter/editorial) | | Francolite Franklinite Freibergite Fuchsite (chromium muscovite) Gahnite Galena Galkhaite Gallite Gallobeudantite...Moschellandsbergite Mottramite Mtorolite/mtorodite Murmanite Muscovite Nagyagite Nahcolite Natrite Natrolite Naumanite...albite phenocrysts in a groundmass of albite with muscovite, garnet, apatite, and quartz as accessory minerals...quartz, plagioclase and alkalic feldspar with muscovite and/or biotite. Granodiorite is an intrusive igneous...State, Brazil (Angelica et al., 1997). Chromium muscovite named fuchsite (3.5 wt.% CrO) and chromium phengite | | | Journal (article/letter/editorial) | | Francolite Franklinite Freibergite Fuchsite (chromium muscovite) Gahnite Galena Galkhaite Gallite Gallobeudantite...Moschellandsbergite Mottramite Mtorolite/mtorodite Murmanite Muscovite Nagyagite Nahcolite Natrite Natrolite Naumanite...albite phenocrysts in a groundmass of albite with muscovite, garnet, apatite, and quartz as accessory minerals...quartz, plagioclase and alkalic feldspar with muscovite and/or biotite. Granodiorite is an intrusive igneous...State, Brazil (Angelica et al., 1997). Chromium muscovite named fuchsite (3.5 wt.% CrO) and chromium phengite |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Velho. Minas Gerais, Brazil. With tourmaline, muscovite-fuchsite,apatite. etc., as the oldest component...Cleavage {001} less perfect than area. Andhra-Pradesh,both India. also in the Ratna- for galena,brittle...alsotwinned.N > 1.90.Foundat Alurgite â a variety of muscovite with a content of 2 Hemerdon.De,·onshire,England...of black crystals Mn mine. Jhabua dist.. Madhya Pradesh. India, at to 3 cm existed weighing several kg |  | | Book | | Norway: large crystals also occur in the Temiskaming district, Quebec, Canada; tabular crystals up to 120 mm...Czech Republic. It is common in the Cocur d'Alene district, Idaho, USA. Acicular crystals up to 30 cm (12...10 mm (J/s in) long were described from Burra district. Southern Australia, Australia. Crystals up to...kg (333 lb 3 oz) was also found in the Letaba district. South Africa. Sapphire crystals weighing up to...known from Bisbee and from the 79 mine. Banner district, Arizona. USA. It also occurred in Montcponi, |  | | Book | | Norway; large crystals also occur in the Temiskaming district, Quebec, Canada; tabular crystals up to 120 mm...Czech Republic. lt is common in the Coeur d' Alene district, Idaho, USA. Acicular crystals up to 30 cm ( L2...10 mm (3/M in) long were described from Burra district, Southern Australia, Australia. Crystals up to...kg (333 lb 3 oz) was also found in the Letaba district, South Africa. Sapphire crystals weighing up to...known from Bisbee and fro1n the 79 Inine, Banner district, Arizona, USA. lt also occurred in Monteponi, |  | | Journal (issue) | | fumaroles or openings and outlets in a volcanic district. As the first visitors at this California Hecla...(1946) Quicksilver deposits of the western Mayacmas district, Sonoma County, California. California Journal...cm from the O.S. prospect, Uncomphaghre mining district. These were collected by Larry and Carmen Piekenbrock...yielded over a hundred unusual, multiply terminated muscovite crys tals. Ron and Dennis Holden of Norway, Maine...(to several meters) yielded some exceptional muscovite crystal clusters to 1 0 x 1 0 cm. Joey M artin |  | | Journal (issue) | | what was previously known as the Saint-Michel district, and is now part of the Arrondissement de Vil...quarry should read Francon quarry, Saint-Michel district, MontrĂ©al, QuĂ©bec, Canada. In some publica- 1...(1919). Road material surveys in the city and district of Montreal, Quebec. Geological Survey of Canada...specimen localities, a discussion of the Keno Hill district, Yukon Territory, and a detailed study of the...amethyst crystals from the Djurkovo mine, Laki District, Bulgaria. The gemmy crystals, very similar to |  | | Book (edition) | | extensive fields in the prophetically named Kimberley district of Western Australia promise to be of world importance... The Geological Sources of Gems Pakistan and Nepal and from their extension into Myanmar (formerly...Kimberlite at the Majhgawan deposit, Panna District, Madhya Pradesh, India one of a variety of underground... madhyamarastraka from the present-day Madhya Pradesh, Kasmaka is believed to refer to diamond from near...day Andhra Pradesh are probably the mines which have produced, in present-day Andhra Pradesh, diamonds |
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