| | Journal (article/letter/editorial) | occurred several hundred yards east of the parking area at the western base of the first east-west ridge...relative uniformity of regional metamorphism of the area. Although triplets of mica were previously unknown... The Chickering mine is located in the Keene pegmatite district of southwestern New Hampshire. Recognized...the Chickering is an important locality. The pegmatite was mined for potassic feldspar for an unknown...(1962). These authors noted that the Chickering pegmatite is well zoned and contains two zones typified | | | Report (issue) | pegmatites. Association: Beryl, beryllonite, hydroxylherderite, frondelite, triphylite, apatite, muscovite... Distribution: In Brazil, from the Sapucaia pegmatite mine, about 50 km east-southeast of Governador...Jequitinhonha River, Itinga, and from the Almerindo pegmatite, Linópolis, Minas Gerais. At the Palermo #1 mine...Oxford Co., Maine, USA. In the Viitaniemi pegmatite, near Eräjärvi, Finland. At Arnac-la-Poste, Haute-Vienne | | | Report (issue) | Hydroxylherderite CaBe(PO4 )(OH) c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Monoclinic...Grafton Co., New Hampshire; from the Blue Chihuahua pegmatite, near Oak Grove, San Diego Co., California. In...Fichtelgebirge, Bavaria. In the Viitaniemi pegmatite, near Eräjärvi, Finland. From Mursinsk, Ural Mountains | | | Journal (article/letter/editorial) | ’analysis, 1,231 crystals yielded acceptable area calculations. Area calculations of these 1,231 crystals provide...calcite forms. The most important form, based on total area of the 1,231 crystals, is the prism ( lO.O}. The...4 6 I I I I I llll - The Madoc, Ontario, area is well known for its sulfosalts occurrences: Precambrian...siderite, and wavellite. The typical geology of the area is topsoil, sand, a leach zone of aluminum phosphates...southern portions of the mine. INVESTIGATION OF A PEGMATITE LOCALITY IN WOODBURY, CONNECTICUT. R. C. Huff | | | Book (volume) | sufficiently complete reference books and databases in this area. The book “The Infrared Spectra of Minerals” (Farmer...2009) from the Yoko-Dovyren massif, Northern Baikal area 14 1 The Application of IR Spectroscopy to the...Ca2[Si2O5(OH)2]·H2O from the YokoDovyren massif, Northern Baikal area Fig. 1.18 IR spectrum of acid triorthosilicate...yegorovite Na4[Si2O4(OH)2]2·7H2O from the Palitra pegmatite, Lovozero massif, Kola peninsula hydrated proton)...Ulexite NaCaB5O6(OH)6·5H2O Locality: Bulganak area of mud volcanos, Kerch peninsula, Crimea, Ukraine | | | Book | a fracture, producing such forms as aegirine pegmatite. As well, hot hydrothermal fluids often carry...sediment sometimes form fossils. Orbicular granite, Finland * 99 x 74 x 31 cm. This uncommon type of intrusive...However, from deep inside an asteroid, similar to the area deep inside Earth if they are too big for the atmosphere...LEFT: Gold, Bralorne (Pioneer) Mine, Bridge River area, British Columbia, Canada * 7 x 6 x 1 cm 32. |...near Inverary, Strathclyde, Scotland; Outokumpu, Finland; Espedalen, near Lillehammer, Norway. Africa: | | | Journal (issue) | Ginsburg et al. (summa rized in Cemy, 1982b, c). Pegmatite investigators in the U.S., notably Jahns (Jahns...trend in the western U.S. and Mexico. Within the pegmatite group, the complex, zoned intrusive type outnumber...total volume of around 50 km3 of lava, covering an area of around 100 km 2 flowed from at least 12 separate...high fluorine contents. The Brown Derby No. 1 pegmatite in Gunnison County, Colorado, is described by...respects it is a typical lithium-rich, epigenetic pegmatite, though it has an unusually high fluorine content | | | Book (volume) | Sweden, are more numerous than Maine's, as well. An area smaller than Oxford County in Murmansk Ob last,...California, is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines...individuals who have no experience outside of their home area. The first specimen that they see is by definition...for quarry Q, mine M, prospect P, locality L, and area A. Example: Newry - Bell Pit, Crooker Q, Dunton...distinguished from an area (A), by being a specific, "known" spot to obtain a mineral, while an area implies greater | | | Book (edition) | of weakness caused by deformation or twinning. pegmatite Very coarse-grained granitic rock representing...southwestern Transbaikalia, and in the Lake Baikal area, USSR; at Pitigliano, Tuscany, Italy; and at the...pearly on cleavages. MODE OF OCCURRENCE: Found in an area along 8 AGRINIERITE the Kipawa River, Villedieu...ores from Cobalt, Ontario; in ore from the Red Lake area of Ontario; reported in ore from the Consols Mine...Occurs in large masses in pegmatite at several mines in the Custer-Pringle area, Custer County, at the Etta | | | Book (edition) | of weakness caused by deformation or twinning. pegmatite Very coarse-grained granitic rock representing...southwestern Transbaikalia, 1u1.d in the Lake Baikal area, USSR; at Pitigliano, Tuscany, Italy; and at the...pearly on cleavages. MODE OF OCCURRENCE: Found in an area along 8 AGRINIERITE the Kipawa River, Villedieu...from Cobalr. Ontario; in ore fron1 rhe Red Lale area of Ontario; reponed in ore fron1 the Consols ~line...Occurs in large masses in pegmatite at several mines in the Custer-Pringle area, Custer County, at the Etta | | | Book (edition) | feldspar and slightly smoky quartz, (b) Very coarse pegmatite at least 8 m (26 ft) thick at Urubu, near Araçuai...and elsewhere are famous for carrying gold, and pegmatite veins may contain minerals with rare elements...mountains where heat flow may be high over a wide area and the stresses and strains of mountain building...under both igneous rocks (as a stage following pegmatite formation where hydrothermal minerals were formed...precious opal found in volcanic rocks. In the Querétaro area of Mexico, fire opal has formed in cavities in rhyolite |
|
Viitaniemi pegmatite, Eräjärvi area, Orivesi, Pirkanmaa, Finland