 | | Journal (issue) | | Articles Minerals of the Espirito Santo Pegmatite District, Eastern Brazil.. ......697 by M. L. Chaves, A...Crystal-Filled Cleft at Knappenloch, Weisseck, Lungau, Salzburg, Austria................................747 by R. Bacher...Belo Horizonte. At the time, the Morro Velho gold mine, in the municipality of Nova Lima, was in full production...Mineralogical Record, “The Minerals of the Morro Velho Gold Mine, Brazil,” with co-author Richard V. Gaines, in 1973...particular was from the vicinity of the Morro Velho mine: it consisted of a hand-sized plate of white dolomite |  | Voudouris, P., Melfos, V., Spry, P. G., Bonsall, T. A., Tarkian, M., Solomos, Ch. (2008) Carbonate-replacement Pb–Zn–Ag ± Au mineralization in the Kamariza area, Lavrion, Greece: Mineralogy and thermochemical conditions of formation. Mineralogy and Petrology, 94 (1) 85-106 doi:10.1007/s00710-008-0007-4 | Journal (article/letter/editorial) | | Pb–Zn–Ag±Au deposits in the Kamariza area, Lavrion district, Attica, Greece, are genetically related to the...al. 2007; Voudouris et al. 2007). The Lavrion district is part of the AtticCycladic metamorphic core...Hellenic subduction zone (Neubauer 2005). The Lavrion district includes two extensive mining centers, Plaka and...Kamariza are located in the central part of the district and are more distal to the Miocene Plaka granodiorite...studies focused on the associations copper-iron-arsenic and gold-bismuth and revealed the presence of bismuth- |  | | Journal (article/letter/editorial) | | stephanite, arsenopyrite xls, tetrahedrite xIs, also fluorite, barite and other minerals. Freibergite, var....discovered minerals: annabergite (nickel mineral), arsenic, polybasite, bizmuth, heidenbergite, uranium minerals...Nabburg. W olsendorf (calcite xIs, barite xIs, fluorite, uranium minerals). Hag644 endorf (vivianite...found jordanite with thalium. STRZEGOM (Strigov), Lower Silesia, Poland. In granite quarries occur large...name. WIELICZKA, near Krakow, Poland, oldest salt mine in Europe, beautiful large halite xls, anhydrate |  | | Book | | times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...instance, in various parts of the Austrian Tirol and Salzburg. Much tin ore came from Britain so that brisk...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...of these fourfold axes in all. The considerably lower symmetry of a monoclinic crystal is shown in Fig...crystallographic symmetry of a body may often be lower than its apparent geometric symmetry. In a pyrite |  | | Book | | mineral collection. se rs eee 7 ar oltre) LAKe sho 363.8 oe saline 3 re Campus eTTTT 16.2...the earth’s surface, where the temperature was lower and the intense pressures gone. Prior to and during...stood atop the “mother” mass of blue-colored rock. A mine was started and a shaft was sunk into the rock....crystal, still imbedded in the country rock, to the mine manager, Mr. F. Wells. With his pocketknife Wells...Cullinan in honor of the superintendent of the Premier Mine in which it had been found, it was sold to the Transvaal | | | Book | | the earth’s surface, where the temperature was lower and the intense pressures gone. Prior to and during...stood atop the "mother” mass of blue-colored rock. A mine was started and a shaft was sunk into the rock....crystal, still imbedded in the country rock, to the mine manager, Mr. F. Wells. With his pocketknife Wells...Cullinan in honor of the superintendent of the Premier Mine in which it had been found, it was sold to the Transvaal...attractiveness. Miners working the Proprietary Block 14 Mine discovered and removed the matrix from its pocket |  | | Catalog/List | | LAZULI. CHILE. XR. MA VGRF / D. .Ml. £8.00 8 ARSENIC, Hartz Mountains, Germany. With arsenolite. XR...< 4mm. GRF. Ml. £10.00 13 ALLOPHANE, Salzburg, Tyrol, Austria. Old specimen. GRF. C. £10.00 14 LINARITE...metallic SP. RF. C. £10.00 17 SODALITE, Ankole district Uganda. Blue XR. MA. RWB. VGRF. C. £10.00 18...wolframite. VGRF. SC. £12.00 22 GALENA, Foxrock Mine, Glendasan, Co. Wicklow, Eire. Heavy XR.XN. RWB...RWB. VGRF. Ml. £12.00 24 GALENA, Ballinafunshoge Mine, Glenmalura, Co. Wicklow, Eire. R. XN. RWB. RF. |  | | Book | | chrysocolla, Majdanpek, Serbia ¢ tixex7 cm LEFT: Fluorite, Taihang Shan Mountains, Hebei, China * (Sexes...A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...be just a few crystals, as with celestine and fluorite, or the cavity may become lined with inwardly...they may have grown one after the other, as in fluorite growth on celestine. Delicate crystals can be...x 6 x 83cm Hardness 1 Hardness 4 Talc Fluorite Fluorite, Madoc, Ontario, Canada « 55 x 7x6cm MINERALS: |  | | Journal (article/letter/editorial) | | Florida] at 23:45 31 December 2014 Realgar Jiepaiyu Mine, Shimen, Hunan Province, China T here has been...minor amounts of arsenic, including that from natural sources. Consequently, arsenic minerals that have...environmental community as a whole. Although the list of arsenic-rich minerals is not particularly long, their individual...inclusions in other minerals. Realgar is simple arsenic sulfide (AsS). Published chemical analyses typically...commonly together with another poorly described arsenic sulfide. Yet another red polymorph known as beta-AsS |  | | Journal (article/letter/editorial) | | Library] at 03:41 01 August 2012 Olivenite TSUMEB MINE, TSUMEB, OSHIKOTO REGION, NAMIBIA H ydrothermal...specimen of olivenite from the worldfamous Tsumeb mine in Namibia, where attempts at specimen mining have...sulfide mineral deposits. 140 primary ores contain arsenic-bearing sulfides and/or sulfosalts, restricting...Michigan, where primary arsenides have provided arsenic during oxidation, olivenite is found as a trace...secondary copper assemblages from the Black Pine mine in the Phillipsburg area of Granite County (Waisman |  | | Book (edition) | | grains. Left: Simple (upper right) and complex (lower left) twinning of gudmundite (blue and brown anisotropy)...longer fit into the same crystal lattice at the lower temperature; examples are, for instance, surplus... Taimyrite pressure twins cause lamellation Arsenic, native Bowieite moderate, reddishviolet to brownish...simple twins Bustamite lamellar Rhodonite yes Fluorite polysynthetic Baddeleyite lamellar and complex... Mineral Descriptions Molybdenite in Graphite; Bogala Mine, Sri Lanka 51 Copper, native Synonym(s): Cuivre |  | | Book | | 'dogtooth spar' calcite (left centre), 'blue john' fluorite (right centre) and pyrite (bottom), also known...industry for thousands of years. Two forms of arsenic sulphide, realgar (top-left) and orpiment (bottom)...clay. As a river washes into the sea, or into a lake, the heaviest quartz grains are dropped nearest...out of the water first. , .2.t'l UNDERSTAN DING MINE RALS HOVV MINERALS FORM Minerals are the natural...be washed down through the rock to be deposited lower down as different minerals which become often valuable |  | | Book | | quite frequently, e.g. in cassiterite gypsum, and fluorite. In some cases the growth of twin crystals results...results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned in such a way that they form...often Twinned Crystals of (from left to right): fluorite, gypsum, cassiterite 17 grows columnar crystals...felspar 2. gypsum 7. quartz 3. calcite 8. topaz 4. fluorite 9. corundum 5. apatite 10. diamond These hardness...between that of the sample and that of the next lower grade. In this case we consider the hardness to |  | | Report (issue) | | their metamorphic equivalents, and commonly in lower-temperature environments (Guilbert and Park, 1986)...the granite intrusion. Tungsten, together with arsenic, overlaps the tin and copper zones (Hosking, 1964;...deposits scheelite is more abundant than wolframite. Lower temperature scheelite-bearing quartz veins commonly...minerals of molybdenum, tin, bismuth, copper, arsenic, zinc, lead and antimony. Breccia deposits are...outward into fracture-controlled alteration with a lower tenor of tungsten mineralisation. Potassic alteration | | | Book | | quite frequently, e.g. in cassiterite gypsum, and fluorite. In some cases the growth of twin crystals results...results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned jn such a way that they form...often Twinned Crystals of (from left to right): fluorite, gypsum, cassiterite 17 1 * Is g I grows...talc 2. gypsum 7. quartz 8. topaz 3. calcite 4. fluorite 9. corundum 10. diamond 5. apatite These hardness...that of the next lower grade. In this case we consider the hardness to be of the lower grade adding a half-grade |  | | Journal (issue) | | May–June, 2017 Contents The St. Andreasberg Mining District, Western Harz Mountains, Niedersachsen, Germany...working in the lode” (Simonin, 1869). The Mining District Western Harz Mountains Niedersachsen, Germany...minrecord@comcast.net The geographically tiny St. Andreasberg District of silver mines has an outsized reputation: it...silver minerals as well as wonderful calcite, fluorite, and pink apophyllite specimens: about 180 confirmed...century after mining ceased in the St. Andreasberg District, the locality remains secure in its fame among |  | | Catalog/List | | 01872 223 227 (UK Time 8am -9pm) FLUORITE,Rosilare Level.Minerva Mine No 1 ,Cave-in-Rock District.Southem...Southem Illonois.Xtl group of interlocking fluorite cubes to side length 23mm showing pale zonation, pale...£24 3. FLUORITE.Cave-in-Rock.lllonois.USA.Pure fluorite Ml consisting of interlocking very dark mauve...£10 9. SPHALERITE,var.Ruby Blende.Mid-Continent Mine,Pitcher.Oklahoma,USA Rich continuous druse of ruby...little milkky quartz Attractive D SPC C £24 17. FLUORITE on SPHALERITE,Naica,Chihuahua,Mexico.Ljovely xtl |  | | Journal (article/letter/editorial) | | live in Germany, the other 10% live in Holland, Austria, Switzerland and many other countries of Europe...not far from the Rhine River, with the abandoned mine "Friedrichssegen", which brought out beautiful specimens...another mine of the same type, called "Rosenberg" near Braubach, hydrothermal lead-zinc mine. Excellent...village a few miles south of Heidelberg. Lead-zinc mine of metasomatic type. Was more than 1,000 years in...abandoned galena mine, excellent pieces of dyscrasite have been found. Seldom on market. Fluorite and baryte |  | | Book | | 93 emery 25 epidote 87, 87, 89 epistilbite 124 arsenic 4 chalcedony 31 chalcocite 8, 8 erythrite 70...ferrierite 122 ferrimolybdite 63 fluoborite 54 fluorite 20, 20, 21 foresite 119 fornacite 63 forsterite...in the Urals and Cornwall in England. Mercury, arsenic, antimony These native elements are not very common...California, Alaska, Oregon, Texas, and Arkansas. Arsenic, As: trigonal system; sg 5.63; hardness ...especially near Kimberley); diamonds from the Kimberley mine are embedded in ultrabasic blue rock called kimberlite |  | | Book | | ERAL The Rapid-Identification System 8 Example: Fluorite 10 EXTERNAL SHAPES OF MINERALS 11 Structure of...specific gravity are again defined as groups for the lower section of the multicolored margin bar. As man y...minerals as possible are included in each group. The lower section of the margin bar is fitted with a scale...Mohs' hardness, and specific gravity. Example-Fluorite Rapid identification of a specimen is often possible...thin , transparent platelets. The streak color of fluorite (see page 10) is always white , even if the mineral | | | Book | | MINERAL The Rapid-Identification System Example: Fluorite 8 10 EXTERNAL SHAPES OF MINERALS Structure...one that will again defined as groups for the lower sec- 2< make a positive identffica- tion of the...characteristic—also weight of a specific mate- The lower section of the margin bar is rial compared with...specimen are discussed specific gravity. Example—Fluorite Rapid identification of a specimen is often possible...different colors; some even have all color of fluorite (see page 10) is always the colors of the spectrum | | | Book | | 8 The Rapid-ldent1ficat1on Systen, 8 Example: Fluorite 10 EXTERNAL SHAPES OF MINERALS l l Structure or...specific gravity are again defined as groups for the lower section of the multicolored margin bar. As many...minerals as possible are included in each group. The lower section of the margin bar is fitted with a scale...Mohs' hardness, and specific gravity. Example-Fluorite Rapid identification of a specimen is often possible...the individual crystals simply grow together or Fluorite Rutile Pyrite Staurolite 14 are intergrown |  | | Journal (article/letter/editorial) | | pohwatp@si.edu Siderite Siete Suyos Mine, Atocha-Quechisla District Sud Chichas Province, Potosí Department...A-List species include azurite, pyromorphite, fluorite, quartz, and calcite. Then there are the minerals...1. Gemmy siderite from Siete Suyos mine, Atocha-Quechisla district, Sud Chichas Province, Potosí Department...has been known to pseudomorph calcite, dolomite, fluorite, barite, gypsum, galena, and bismuthinite (Palache...calcite, ankerite, dolomite, fluorapatite, pyrite, fluorite, barite, cassiterite, and ferberite (Phillips | | | Book | | 121 argentite I0 argentojarosite 58 arsenates 65 arsenic 4 arsenides 8 arsenopyrite 15, 17 artinite 51,...ferrierite 122 ferrimolybdite 63 fluoborite 54 fluorite 20, 20, 21 foresite 119 fomacite 63 forsterite...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be...or slightly rotated Vitreous. Like glass 3 THE MINE Class I: native ·elements Chemical elernents found...in the Urals and Cornwall in England. Mercury, arsenic, antimony These native elements are not very common |  | | | | 127 chalcanthite 59 chalcedony 31 arsenates 65 arsenic 4 arsenides 8 chalcocite 8, 8 chalcolite 74 arsenopyrite...ferrierite 122 ferrimolybdite 63 fluoborite 54 fluorite 20, 20, 2/ foresite 119 fornacite 63 forsterite...in the Urals and Cornwall in England. Mercury, arsenic, antimony These native elements are not very common...California, Alaska, Oregon, Texas, and Arkansas. Arsenic, As: trigonal 3.5. It is found in masses system;...especially near Kimberley); diamonds from the Kimberley mine are embedded in ultrabasic blue rock called kimberlite |
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Arsenic mine, Lower Rotgülden lake, Rotgülden, Muhr, Tamsweg District, Salzburg, Austria