 | | Journal (issue) | | from the La Marina mine, Colombia. Top right: Topaz, 8.4 cm, from Ouro Preto, Minas Gerais, Brazil....government livestock inspector. He returned to the area 30 years later, found a crystal-bearing horizon...54, January–February, 2023 Figure 8. Topaz (“Imperial topaz”) in matrix, 8.4 cm, from the Vermelhão...illustrate the specimen’s dimensionality. “Imperial topaz”, 8.4 cm, from the Vermelhão mine, Saramenha, Minas...cm, from a 2019 find at Pedra Azul in the Medina area, Minas Gerais, Brazil. Will Johnson collection; |  | | Journal (issue) | | TOPAZ, I J.INERALOGICAL RECORD JANUARY-FEBRUARY 1995 • VOLUME 26 NUMBER 1 • $10 Wayne & Dona Leicht......................... 5 by M. A. Menzies Pink topaz from the Thomas Range, Juab County, U ta h .......Lichte & P. H. Briggs FM-TGMS-MSA Symposium on topaz...................................................Wilson TOPAZ, COVER: TOPAZ crystals to 4 cm, on matrix, from Ghundao Hill, Mardan district, Pakistan. F...Gaylord's Tennessee Minerals Gellani Enterprises - Pakistan Gem & M inerals of Dallas Gemini Minerals Genady |  | | 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 | | magma when the volcano erupted. Others, such as topaz crystals, can grow directly from hot gases, which...colors of the rainbow before it ABOVE: Imperial topaz, Ouro Preto, Minas Gerais, Brazil * 3.3 x 2.7 x...come from deep inside an asteroid, similar to the area deep inside Earth near the border between the core...PLANET Hardness 5 Hardness 8 Fluorapatite Topaz Topaz, Téofilo Otoni, Minas Gerais, Brazil - 14.5...crystallize in the orthorhombic system include olivine, topaz, barite (baryte) and marcasite. Pushing on an edge | | | Book | | crystals also need long periods under suitable topaz crystals, can grow directly from hot gases, which...colors of the rainbow before it ABOVE: Imperial topaz, Ouro Preto, Minas Gerais, Brazil ° 3.3 x 2.7 x...However, from deep inside an asteroid, similar to the area deep inside Earth if they are too big for the atmosphere...CHANGING PLANET Hardness 5 Hardness 8 Fluorapatite Topaz Hardness 6 Hardness 9 Microcline Corundum encke...crystallize in the orthorhombic system include olivine, topaz, barite (baryte) and marcasite. Pushing on an edge |  | | 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....Graeme) 22:68 An occurrence of bixbyite, spessartine, topaz and pseudobrookite from Ash Creek near Hayden, Arizona...ASH CREEK An occurrence of bixbyite, spessartine, topaz and pseudobrookite from Ash Creek near Hayden. Arizona |  | | Catalog/List | | enthusiastic.” other areas of India. He Gilgit Highway, Pakistan, 1986. imported such large volumes of...country, explore another potential mineral buying area, or go into another mine. He travelled to areas.............................................102 Pakistan ................................................13 72005 Wulfenite Deiance Mine, Radium, Burch area, Globe Hills, Globe Hills District, Globe-Miami...prices for top quality Agates, lately? Ignoring this area of collecting is going to cause a lot of ‘coulda |  | | 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 (edition) | | mineral surface, expressed in clase. 7 - quartz. 8 - topaz, 9 - corundum, 10 - dia- percentage. The collected...only about distance from a better known town in the area but also about the administrative regional units...and Shengus. 60 km ESE of Gilgit, both Skardu area. Northern Areas. Pakistan. Abundant occurrences of...with a pale yellow tint, tarnishs yellow-brown and area of Jaipur. Rajasthan.and from the Hyderabad sometimesto...sometimesto blue. Cleavage {001} less perfect than area. Andhra-Pradesh,both India. also in the Ratna- for |  | | Book | | Orthoclase 2 Gypsum 7 Quartz 3 Calcite 8 Topaz 4 Fluorite 9 Corundum 5 Apatite 10 Diamond...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...Republic), Derbyshire (England) and the Tri-State minlng area (USA). Nodules with a radiating internal structure...Ivigtut (Greenland), where it is associated with topaz, siderite, galena, microcline, fluorite and other | | | Book | | Orthoclase 2 Gypsum 7 Quartz 3 Calcite 8 Topaz 4 Fluorite 9 Corundum 5 Apatite 10 Diamond...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...Republic), Derbyshire (England) and the Tri-State minlng area (USA). Nodules with a radiating internal structure...Ivigtut (Greenland), where it is associated with topaz, siderite, galena, microcline, fluorite and other |  | | Journal (issue) | | iridescent gem material, which is mined from just one area in Canada. 26 Discovery and Mining of the Argyle...Australian prehnite • “Yosemite” topaz • Tourmaline from northern Pakistan • A 23.23 ct tsavorite • TGMS... Figure 1. These Ammolites are from the St. Mary River area, Alberta, Canada. The rough specimen (3 × 4 cm)...Saskatchewan rivers, as well as the Cypress Hills area. HISTORY OF AMMOLITE AS A GEM MATERIAL Dowling...Kraus, 1982; Brown, 1984) on the Kormos ranch, in an area that would later be labeled the K Zone. The first |  | | Journal (issue) | | Gem Notes Amethyst from Brazil|Beryllonite from Pakistan|Apache Blue Stone from Arizona, USA| Yellow Tianhuang...pyrite and rhodochrosite inclusions|Quartz from Pakistan with biotite and actinolite inclusions|HPHT synthetic...different from those typically recovered in the Mogok area. The blue colour of stones from the northern part...report titled ‘Sapphires from the gem rush Bemainty area, Ambatondrazaka (Madagascar)’ at www.gia.edu/ g...scar. It provides a description of the Bemainty area (near Ambatondrazaka) and other gem corundum sources |  | | 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) | | 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 |  | | Journal (issue) | | from Mozambique • Azurite in granitic rock from Pakistan • Cat’s-eye emerald from Belmont, Brazil • Meteorite...Diopside from Kenya • Emerald mining in Mingora, Pakistan • Dark yellowish green enstatite from Kenya •...been properly mapped. Emeralds were found in an area where geologists had previously focused on gold...mining rights from Emprogeo Ltd. Exploration of the area, which comprises nearly 656 hectares, started in...Itaobi Ltda. also owns several licenses close to this area, and Mineração Santo Expedito Ltda. is the holder |  | | 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) | | scratched by topaz and a few other minerals Hard Harder The hardest known mineral 8 9 10 Topaz Corundum...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...Water, R., Lee Australia; TAS, R., Pieman tenberg area, Transvaal, South Africa; CM AB:369, P&J:284, R:350 |
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Nyet, Braldu Valley, Shigar District, Gilgit-Baltistan, Pakistan