 | | Journal (issue) | | government livestock inspector. He returned to the area 30 years later, found a crystal-bearing horizon...11 Figure 7. Elbaite (var. indicolite) with rose quartz (unrepaired), 11.7 cm, from the Santa Rosa mine...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 |  | | 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 | | 18:65-74 Phosphate microminerals of the Indian Mountain area [Georgia and Alabama] (by J.B. Gordon, Jr. & C....21:405-408 --with J.P. Cassedanne: Crystallized rose quanz from Alto da Pitora, Minas Gerais, Brazil...on the cause of smoky and amethystine color in quartz (by A. J. Cohen) 20:365-367 Amethyst occurrences...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. |  | | Book | | 120) Page 6: Mimetite (see page 139) Page 248: Quartz (amethyst variety), Erongo Mountains, Namibia *...Earth’s crust are composed ofjust a few minerals; quartz and the feldspar group are the most abundant processes...growth, as exemplified by tourmaline in schist, quartz or phlogopite. Space for Growth Cavities in rocks...about the same time, as happens with pyrite and quartz, or they may have grown one after the other, as...protect and preserve them. Rutile inclusions in quartz are a good example. Growth in Veins Veins are |  | | 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...Arizona RRUFF Project. Another was the 7,500+ quartz in Minas Gerais, Brazil: a micromount collection.............................................102 Pakistan ................................................13 72005 Wulfenite Deiance Mine, Radium, Burch area, Globe Hills, Globe Hills District, Globe-Miami |  | | Book | | Einschlüsse im Quarz Magie World: lnclusions in Quartz Vorwort Foreword Einführung 7 8 1ntrod...Sulfates, Wolframates Carbonates Silicates Synthetic quartz Final comments Acknowledgements References Photo...only represent a small and limited selection of quartz inclusions and should encourage the readers to...venture on their own journey into the magic world of quartz inclusions, maybe discovering a new, fantastic...aber auch wunderschöne crystals in pegmatites, quartz Kristalle in Pegmatiten, Quarzveins, ore deposits |  | | Book (edition) | | very old origin, often without lrnown source. e.g. quartz or cinnabar. Current practice most often names...polished mineral surface, expressed in clase. 7 - quartz. 8 - topaz, 9 - corundum, 10 - dia- percentage...only about distance from a better known town in the area but also about the administrative regional units...purine-porphyrine group). a nickel porphyrine. With quartz. rutile, piemontite, sursassite, ardennite, Triclinic... translucent, luster growing on orthoclase and quartz on the Malosa resinous.streak white. H = 5. D = |  | | Book | | content, it is much less useful. For example pure quartz is colourless, but may be of almost any hue through...usually white and often too hard to powder easily. Quartz has a typical o·ystal form of six-sided prismatic...reflective like diamond Vitreous glassy, as in quartz Resinous like resin, as in amber and opal Pearly...lc Number 6 Mineral Orthoclase 2 Gypsum 7 Quartz 3 Calcite 8 Topaz 4 Fluorite 9 Corundum...and Surra Burra (Australia). C Cu Colour: light rose-red on fresh surface Lustre; opacity: metallic; | | | Book | | content, it is much less useful. For example pure quartz is colourless, but may be of almost any hue through...usually white and often too hard to powder easily. Quartz has a typical o·ystal form of six-sided prismatic...reflective like diamond Vitreous glassy, as in quartz Resinous like resin, as in amber and opal Pearly...Number 1 6 Mineral Orthoclase 2 Gypsum 7 Quartz 3 Calcite 8 Topaz 4 Fluorite 9 Corundum...and Surra Burra (Australia). C Cu Colour: light rose-red on fresh surface Lustre; opacity: metallic; |  | | 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) | | Especially when the mineral species is common, such as quartz (75.1.3.1), many varieties (jasper, onyx) are known...chemistry and structure are identical to those of quartz. 5D. Polytypes Materials whose basic structural...only with fibrous minerals Columbite, wolframite Quartz Opal, some yellow varieties of sphalerite Nepheline...are distinctive. Chonchoidal fracture, typical of quartz, gives a fracture similar to the interior of a...Calcite 4 5 6 Fluorite Apatite Orthoclase a Quartz Soft, greasy feel like tale and graphite, and |
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