 | | Book | | Kuranakh Kuranakh River Ryabinovyi massif Rangkul' pegmatite field Rangkul' Khibiny Karaminskii Range Central...Alaskaite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite...Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite...Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite Albite...Albite Albite Albite Rhodonite mines Rhodonite mines Rhodonite mines Oimyakon district Dara-I-Pioz Tyuya-Muyun |  | | Journal (article/letter/editorial) | | implications for the enrichment of Be in granite–pegmatite systems R. Thomas • J. D. Webster • P. Davidson...Be concentration and transport mechanisms in pegmatite-forming melts. In this contribution, we present...Hobart 7001, Australia F-, P-, ± Li-enriched pegmatite-forming magmas. Starting from host granite with...crystallization and further enrichment in melt patches of pegmatite bodies due to melt–melt immiscibility at fluid...In the case of evolved volatile and H2O-rich pegmatite systems, B, P, and carbonates are important for |  | | Journal (issue) | | SWEDEN 5 Cover 1. Hambeigite. Ranglad 'skoye pegmatite field, E. Pamirs. 8x 4 cm. Specimen:A.M. Skrigitil'...probably, by the geologists' lack of knowledge in the field of jewelry stones. On the basis of the materials...concentrate thus obtained is subjected to so-called field enrichment. This process consists in the extraction...pegmatites of the Rangkul' pegmatite field are distributed over the area of the Muzkol-Rangkul' anticlinorium...with gemstones are distinguished in the Rangkul' pegmatite field. The first type comprises miarolitic pegmatites |  | | Journal (article/letter/editorial) | | study of melt and fluid inclusions in graphic pegmatite quartz from the Island of Elba, Italy has identified...coexisting aqueous fluid from the final stage of pegmatite formation, which contain extremely high concentrations...During the study of melt and fluid inclusions in a pegmatite sample from the Island of Elba, we found two types...name. The holotype material coming from a small pegmatite vein found near the village San Pietro in Campo...fractionation of boron, cesium, and rubidium during pegmatite crystallization. Geological constraints and sample |  | | Journal (article/letter/editorial) | | inclusions in morganite crystals from the Muiane pegmatite, Mozambique and some remarks on the paragenesis...inclusions in morganite crystals from the Muiane pegmatite, Mozambique, show that the inclusions have extremely...crystallization from a boron- and beryllium-rich pegmatite-forming melt or (ii) these are daughter crystals...boric acid [H3BO3] is a characteristic of some pegmatite types worldwide. Moreover, Thomas et al. (2008a)...boric acid and alkali pentaborates in a graphic pegmatite from the Island of Elba, Italy. Likewise, pegmatites |  | | Catalog/List | | Lots” or type your desired Lot # into the “Search” field. Every lot is listed with full descriptions and...Minerals, ex. Chicago Museum of Natural History (Field Museum) [Hoppel #D1463] Estimate: $2,500-$3,500... N’Chwaning Mines, Kuruman, Kalahari Manganese Field, Northern Cape Province, South Africa Waiting for...his efforts to advance this vital and fascinating field survived his passing. Art wanted to sponsor the...Pamir Mts, Viloyati Mukhtori GornoBadakhshan,Tajikistan On listings of the numerous locations for Tourmaline |  | | Book (edition) | | authors and a stud) of recent literature in the field of mineralogy. Current encyclopedic books mostly...oligoclase, labradorite, bytownite (series end-members albite and anorthite). These transitional members largely...metamorphic hornfelses, with epidote, chlorite, albite, titanite, etc. In rich masses at Pelham, Hampshire...celestine, fluorite, and jarlite in cryolite pegmatite at Ivigtut, Greenland. MR 24, 36, 1993. Adamite...dept., France, also at Karakat, Karamazar Mts., Tajikistan. BM 111, 39-41, 1988. AM 84, 14641468, 1999. |  | | Journal (issue) | | Azurite & malachite breccia. Morenci, Arizona, USA. Field - 10 cm. Phelps Dodge Morenci Collection. Photo:...deposits. For example, the placers of the Svetlinskoye Field in the Southern Urals, contain several minerals...large masses of slime t o reveal the rubies. Our field crew worked in this region in 1986 and suggested...which is difficult to observe, especially in the field. Feldspars, important rock-forming minerals, contain...Scheelite was the first mineral identified in the field based its luminescent properties. The scheelite |  | | Book (edition) | | in the Dara-i-Pioz alkaline massif, Alai Mts., Tajikistan. NDM 45, 5-16, 2010. Alflarsenite NaCa 2Be3[(OH)JSi4...late-stage hydrothermal mineral in a syenite pegmatite at Tvedalen, Langesundsfjord, Vestfold, Norway...Intergrown in thaleniteM crystals from the NYF-pegmatite at Askagen quarry, Viirmland, Sweden, in tiny...82, (+). In tiny secondary cavities in aplite-pegmatite veins within pink granite at Baveno, Novara prov...alluaudite, scorzalite and fluorapatite, in beryl-rich pegmatite at Angarf-Sud, near Tazenekbt,Ouarzazate prov |  | | Book | | numerous crystal pockets, associated with small albite crystals; the platy, flattened-rhombohedral ilmenite...Swiss hematite iron roses are quartz, ortboclase, albite, rutile, and zeolites (especially stilbite), whereas...resting on cavity linings of sharp, opaque white albite ("pericline") crystals emerged from Imilchil around...their circumferences, occur in matrix of white albite, sometimes with the brown zircon crystals. Evseev...with a sharp, lustrous "iron rose" 7 cm wide on albite. The thin-tabular ilmenite crystals of the Torrniq |  | | Journal (issue) | | The darker mineral groundmass was found to be albite feldspar, the lighter crystals are jadeite, magnification...stage. Figure Bb: Raman spectra of jadeite and albite reference material compared with spectra obtained...I~ r-, co 0:> 5 0000-~J\J"~) \,-~~ ~.J'--_ _~ Albite rd . No, \ \ U __ ~ _ 40000- i§ = ':J30000-...experiences of application ,..-/,-_!'~ _ I 1000 _ I Albite in sample from its Raman spectrum, and the optical...data base of Raman spectra was found to be that of albite. The spectra of the two components of the gemstone |
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Rangkul' pegmatite field, Rangkul' Highlands, Gorno-Badakhshan, Tajikistan