 | | Journal (issue) | | government livestock inspector. He returned to the area 30 years later, found a crystal-bearing horizon...cm, from a 2019 find at Pedra Azul in the Medina area, Minas Gerais, Brazil. Will Johnson collection;...celadonite inclusions, 20 cm, from the Rio Grande do Sul area, Brazil. Will Johnson collection, ex Marshall Sussman;...Aquamarine beryl, 10.6 cm, from Pedra Azul, Medina area, Minas Gerais, Brazil. This crystal shows the purest... Figure 22. Heliodor beryl, 11.7 cm, from the Medina area, Minas Gerais, Brazil. Only four heliodor crystals |  | | Book | | Dr. G. Liittig, Erlangen Band 25 GEOL OGY OF PAKISTAN edited by / F. K. Bender and H. A. Raza 1995...BORNTR AEGER · BERLIN · STUTTGART GEOLO GY OF PAKISTAN edited by F .K. Bender and H.A. Raza by D....Developme nt Institute of Pakistan, 230, Nazimuddi n Road F-7 /4, Islamabad, Pakistan. Dr. D. BANNERT, Dr....of Pakistan, FF 2 Block 59, Seaview Township, Defence Housing Authority, Karachi-75500, Pakistan. Prof...University of the Punjab, New Campus, Lahore-54590, Pakistan. Ongoing small scale detachment tectonics within |  | | Book | | do Sul, Brazil * 12.5 x 10 x 10.5 em Page 252: Gypsum rosette, Red River floodway, Winnipeg, Manitoba...resulting in well-formed collectible crystals such as gypsum (page 252) and epidote (page 221). Solid crystal-filled...However, from deep inside an asteroid, similar to the area deep inside Earth if they are too big for the atmosphere...mineral’s physical properties in order to identify Gypsum it. Many minerals have very characteristic physical...museum — a fine way to recognize their hard work! Gypsum (selenite variety), Galetta, Ontario, Canada * |  | | Journal (issue) | | history and interesting mineralogy have made the area popular with California mining historians, economic...frequent strong winds and extremes of temperature. The area is prone to flash flooding during spring and winter...117* 4 5 ' Figure 1. Generalized map of the Darwin area (Hall and MacKevett, 1962). communication, 1982)...milling operations. All underground mining in the area has ceased, but continued mineral exploration both...GEOLOGY General Geology The geology of the Darwin area has undergone many geological investigations, starting |  | | Book | | 18:65-74 Phosphate microminerals of the Indian Mountain area [Georgia and Alabama] (by J.B. Gordon, Jr. & C....collection (by C. A. Francis) 5:190-192 A.\1ITY The Amity area, Orange County. New York (by L. E. Keams) 9:85-90...Mineralogy of the Rapid Creek and Big Fish River Area, Yukon Territory [Canada] 23:Yl-47 --with H. R.... W. Pryce) 8:109-110 Hinsdalite from the Zeeban area, Tasmania [Australia] (by B. Birch) 8:391-392 Zinc...(by W. A. Henderson, Jr.) 12:105-111 Crystallized gypsum from the playa lake clays of Lake Gilles [Australia] |  | | Book (edition) | | Bulgaria, G SphaJerite. xx 12 mm, Morococha, Peru, H Gypsum, xx 40 mm, Las Salinas, Peru, H Variscite, xx 5...ability of an opaque mineral to reflect the light gypsum. 3 - calcite, 4 - fluorite, 5 - apatite, 6 - ortho-...only about distance from a better known town in the area but also about the administrative regional units...56, 1269, 1971. Alabaster ~ a massive variety of gypsum. ALBITE 1.5. D =3.43. Np,g =2.39, 2.52, (+)....and Shengus. 60 km ESE of Gilgit, both Skardu area. Northern Areas. Pakistan. Abundant occurrences of |  | | Book | | fibrous structure, as in satin spar, a variety of gypsum Greasy produced by an irregular surface Earthy...Mineral Ta lc Number 6 Mineral Orthoclase 2 Gypsum 7 Quartz 3 Calcite 8 Topaz 4 Fluorite ...precipitated in hot springs, in shales associated with gypsum and bitumen, and in the cap rock of salt domes...is found at Alston Moor (England), the Tri-State area (USA), Broken Hill (NSW, Australia), Kapnik (Hungary)...fluorite and quartz. It is mined in the Tri-State area of Missouri, Oklahoma and Kansas (USA), Broken Hill | | | Book | | fibrous structure, as in satin spar, a variety of gypsum Greasy produced by an irregular surface Earthy...Mineral Ta lc Number 1 6 Mineral Orthoclase 2 Gypsum 7 Quartz 3 Calcite 8 Topaz 4 Fluorite ...ecipitated in hot springs, in shales associated with gypsum and bitumen, and in the cap rock of salt domes...is found at Alston Moor (England), the Tri-State area (USA), Broken Hill (NSW, Australia), Kapnik (Hungary)...fluorite and quartz. It is mined in the Tri-State area of Missouri, Oklahoma and Kansas (USA), Broken Hill |  | | Book | | cm. 12 the Swiss Alps have been a classic focus area for quartz inclusions. STALDER et al. (1998) mention...anderem 1,5 cm großer Fadenquarz aus Waziristan, Pakistan, mit bei bestimmter Beleuchtung gut sichtbaren...Primärkristalls. 1.5 cm string quartz from Waziristan, Pakistan. In special illumination, the prism planes of...cross-sections from the Subpolar Ural and the Himalayas (Pakistan and Nepal). The phenomenon of tubular voids in...aus dem Subpolaren Ural und aus dem Himalaya (Pakistan und Nepal). Das Phänomen dieser röhrenartigen |  | | Journal (issue) | | orebody was an unusually high hill (180 meters in an area where other hills rarely exceed 80 m) measuring...phlogopite, olivine and nepheline. A few years later the area was visited by Hussak (1892, 1895 and 1904) who...(around 5.5%) content, and a heterogeneous northern area composed of two distinct zones: the first consists...treatment. In 1981 it was found in a very restricted area in zone 2 as dark brown crystals measuring up to...crystals. It was found only once, in a restricted area, when several hundred fine micromounts and miniature |  | | Journal (issue) | | brief, lO visit the hist0ry of a great mineralogical area which I had long felt had not been given its due...remained a well-kept secret ou tside of iLs own area. Now that the m ission has been ac complished,...be much older. Among the first tO reconnoiter the area were Francois and Louis-Joseph Verend rye. French...guides re f used to lead them any closer to an area considered to be hostile. Meriwether Lewis and William...Dakota who were t racking a herd of bu ffa lo in the area. Warren p rudently retreated, passing a round the |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Reference Mineral Description and Feel 1 Tale 2 3 Gypsum Calcite 4 5 6 Fluorite Apatite Orthoclase a...fingers Scratched easily with the fingernail, as gypsum Just scratched by a copper coin, but not normally...494-514. R=53.5 (546 nm). Strongly magnetic. Yanshan area, Hebei, China, in placers. BM AM 71:228(1986)....633-694. R = 44 (546 nm). Strongly magnetic. Yanshan area, Hebei, China, in placers. BM AM 71:228(1986)....Ural Mts., Russia; Ava, near Mandalay, Burma; Ioma area, Papua New Guinea; Pieman R., TAS, Australia. pM |  | | Journal (issue) | | 81 98 Sapphires from Thammannawa, Kataragama Area, Sri Lanka Pannipitiye G. R. Dharmaratne, H. M....245208. Doering P.J., Linares R.C. (1999) Large area single crystal CVD diamond: Properties and applications...ARTICLES SAPPHIRES FROM THAMMANNAWA, KATARAGAMA AREA, SRI LANKA Pannipitiye G. R. Dharmaratne, H. M....intensified gem mining and exploration in the surrounding area and all over the country. The deposit is hosted...reconstruction of a two-lane road from the Lunugamwehera area to Kataragama in southeastern Sri Lanka (figure |
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Skardu Area, Gilgit-Baltistan, Pakistan