 | | Journal (issue) | | 2018 Ctontento The Schneeberg Mining District, Western Erzgebirge, Saxony, Germany ...................................................... 651 Famous Schneeberg Silver Specimens ................. 709 The "Find...COVER: Erythrite spray, 4.4 cm, in a quartz-lined pocket, from Schneeberg. Gail and Jim Spann collection;...engraving depicts various historical mining scenes at Schneeberg including the famous 1477 "Silver Table" discovery...Thomas P. Moore7 The Schneeberg District in the famous Saxon Erzgebirge of Germany has been a source of |  | | Journal (article/letter/editorial) | | felsic plutons including those of granite and quartz-monzonite composition, and roll-front and other...of autunite crystals to 8 mm associated with smoky quartz crystals have been collected (King and Foord...occurrences in New Hampshire, including the old mica mines at Acworth, Sullivan County; the Parker Mountain...Center Strafford, Strafford County; and various mines around Alstead, Cheshire County. It is also relatively...been collected at several other mica and feldspar mines in the general Spruce Pine area. These include the |  | | Journal (issue) | | Behnke Northbrook, IL Werner Lieber Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A...(Quebec), Alpine Rodingites, $12 $12 Fluorite (Germany) v.9/#5 Turkish Kämmererite, Afghan pegmatites...Libethenite (Zambia), v.10/#1 Hydroxylherderite Quartz & Pyrite (WA), (Brazil), Bookson U.S. Hydroboracite... v.14/#1 Celestite (IN), v.13/#4 Diamond (CO), Quartz Derbyshire (England), (MT), Jeanbandyite. $12 Bancroft...15/#5 Jacupiranga mine (Brazil), v.15/#6 Bad Ems (Germany), Jensen quarry (CA), Cunha Touissit Vanadinite |  | | Journal (issue) | | Behnke Northbrook, IL Werner Lieber Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A...occurring in granitic pegmatite and polymetallic quartz vein set tings. It is commonly associated with...Diligent examination of polymetallic hydrothermal quartz veins containing copper, bismuth and vanadium and...several milli meters in diameter in vugs within the quartz matrix. Morass Creek Gorge, Australia Birch et...crystals and as delicate “bow-ties” perched in quartz cavities. Its color is very dark green grading |  | | Journal (issue) | | The Mineral Collector's Newsletter Rodsrox Smoky Quartz Claims Lane A. Griffin 590 Hammill Lane Reno...Mine workings at Eagleville with high gra de gold/ quartz veins. Over two miles of workings are represented...exploration of this hole. The exposed edges of quartz pegmatite that remain are about 6 inches wide and...pit has been dug about 40 feet north on the same quartz peg-this is not in the Sterrett description (dug...feet long. Again there is found schorl frozen in quartz on the exposed edges of the remaining peg." The |  | | Book | | Bournonite with siderite on quartz, from Neudorf in the Harz Mountains (Germany). The large crystal measures...Acicular kermesite crystals on quartz, Braunsdorf near Freiberg (Saxony, Germany); crystals up to 2 1/2 inches...figure~ for museums with mineralogical exhibits, mines that admit visitors, and mineral and gemstone shows-interest...form of a crystal lattice are known as amorphous. Quartz, for example, is crystalline and can form beautiful...mpound of e le n1e nt wi_th oxygen-for examp le. quartz (S10 2), rutil e (Ti0 2). hematite (Fe,0 1). Also |  | | Book | | fibrous radiating structure. Opposite: gold on quartz from California. CONTENTS INTRODUCTION 7 THE...sometimes as fine, large speci¬ mens; at Freiberg, E. Germany; Pribram, Czechoslovakia; Broken Hill, New South...metamorphic rock, and in sea water. Auriferous quartz is a major source for gold and occurs in hydrothermal...Localities. Apart from South Africa, Above: Gold on quartz from California. Such a specimen would command...gold visible Left: Another fine example of gold on quartz, also from California gold is found in Rhodesia |  | | Book | | cristobalite (found only in volcanic lavas), tridymite, quartz, coesite and stishovite (found only in the impact... CLASSIFICATION Right: Magnesite crystals growing on quartz, a framework silicate a great variety of physical...further cations and forms the common oxide mineral quartz, Si02, and its rarer polymorphs. In other framework...then worked out Top: X-ray diffraction pattern of quartz cell. However, such methods remain too slow to...in granite are relatively large and consist of quartz (grey, white, 25 THE CRYSTALLINE STATE or colourless) |  | 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) | | Fritz, Fritz: Bergakademie Freiberg, Freiberg, Saxony, Germany. Donald B. Hoover: U.S.G.S., Federal Center...Institut fur Mineralogie, Ruhr Universitat Bochum, Germany. Duane Mellor: Geology Library, Yale University...Berlin, Germany. Peter Susse: MINABS, Inst. of Mineralogy, Univ. of Gottingen, Gottingen, Germany. C. Sheldon...Pennsylvania. Hans J. Wilke: Eppertshausen/Hessen, Germany. Wendell E. Wilson: The Mineralogical Record, Tuscon...Especially when the mineral species is common, such as quartz (75.1.3.1), many varieties (jasper, onyx) are known |  | | Book (edition) | | Mineralogy, Museum of Geology South Dakota School of Mines & Technology Rapid City, South Dakota GEORGE ROBERT...Calcjte 4 Fluorite 5 Apatite 6 Orthoclase 7 8 9 10 Quartz Topaz Corundum Diamond In a few descriptions we...Prof. of Mineralogy, University of Cologne, West Germany; Curator of The Mineralogical Museun1. A dear friend... Mineralogical Museum, University of Cologne, Germany Mineralogical Museum , University of Berne, Switzerland...crystallize with right- or left-handed forms (e.g., quartz). epitaxy Overgrowth of one crystal on another |  | | Book | | photographs on the cover Editor Robert F. Martin Quartz, variety amethyst, sceptre habit, Denny Mountain...Publisher Info 1000° Mots inc. Native Gold on Quartz, Paymaster mine, South Porcupine, Ontario / Photo...Printing AGMV Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia...except for: Boulangerite, Fluorite, Hematite, Smoky Quartz and Riebeckite / Royal Ontario Museum collection...the particular polymorphic forms, e.g., a- and B-quartz. assignment of a name, such as exist for chemical | | | Book | | stishovite lavas), (found tridymite, only quartz, in the coesite impact areas and of meteorites...melilite CLASSIFICATION Right: Magnesite | quartz, a } MINERALS. if the mineral low the latter...polymorphs. silicates, such as the cations and quartz, SiO», In other framework feldspars and zeolites...druse or roc: cavity Right: Violét apatite from Saxony. Apatit one of the world s main sources of phosphorus...worked out Top: X-ray diffraction pattern of quartz cell. However, such methods remain too slow to |  | | Book (edition) | | Graeber Cureton Mineral Company Colorado School of Mines Charles and Marcelle Weber Dan Behnke Demetrios...Calcite Fluorite Apatite 6 7 8 9 10 Orthoclase Quartz Topaz Corundum Diamond In a few descriptions we...crystallize with right- or left-handed forms (e.g., quartz). epitaxy Overgrowth of one crystal on another...(4) fluorite, (5) apatite, (6) orthoclase, (7) quartz, (8) topaz, (9) corundum, (10) diamond. monochromatic...associated with authigenic orthoclase, pyrite; quartz, dolomite, and analcime. SELECTED REFERENCE: Milton | | | Book (edition) | | Graeber Cureton Mineral Company Colorado School of Mines cw Charles and Marcelle Weber DB Dan Behnke DE Demetrios...Calcite 4 Fluorite 5 Apatite 6 7 8 9 10 Orthoclase Quartz Topaz Corundum Diamond In a few descriptions we...crystallize with right- or left-handed forms (e.g., quartz). epitaxy Overgrowth of one crystal on another...(4) fluorite, (5) apatite, (6) orthoclase, (7) quartz, (8) topaz, (9) corundum, (10) diamond. monochromatic...associated with authigenic orthoclase, pyrite; quartz, dolomite, and analc1me. SELECTED REFERENCE: Milton |  | | Book (edition) | | carnallite. sylvite and k.ieseritc; from Stassfurt. Germany. Abrazite. syn. of gismondine or of phillipsite...Whittle ( 1 954) Mining Rev. S. Austral. Dept. Mines no. 9 (for 1 952). p. 99. From (TL) Crackers Well...revision of Cat. Min. Tasmania (Tasmania Dept. of Mines) confirms its nature as a mixture. Probably named...832) Traite Min. 2, 126. A mixture of albite and quartz according to H.J. B rooke and W.H. Miller ( 1 852)...Z=2 fPDF 18-873 ). (TL) Johanngcorgcnstadt. Saxony, Germany. Fomiula and unit cell by R.J. Davis, M.H. |
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