 | | Book (edition) | | symmetry: Examples of striations on anoctahedral sphalerite crystal and on a cubic pyrite crystal. various... various other properties. For example, in a sphalerite octahedron we find four lustrous faces and four striated...SIMPLE CRYSTALLINE FORMS MINERALS *or trigonal copper trisocta- silver hedron trisocta- gold platinum...cube gyroid HEXTETRAHEDRAL 43m 3A2-4A3 P .6P sphalerite tetrahedhte hextetrahedron deltoid dodecahedron...obtained a diffraction spectrum by x-raying a sphalerite crystal. The periodicity of the atoms in the |  | | Book (edition) | | Utah; (lower /eft) rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud...England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada...whose abundance is measured in potentially of occurrence the to alert ly teur mineralogists have become...especially iron, manganese, titanium, chromium, and copper. Despite its many variations and complexities,...given in this subheading. INTRODUCTION Mode of Occurrence: To give even a marginally adequate petrologic | | | Book (edition) | | England Thomas Nelson Australia 102 Dodds Street South Melbourne, Victoria 3205, Australia Nelson Canada...mineralogists have become increasingly alert to the occurrence of potentially new species. The purpose of this...especially iron, manganese, titanium, chromium, and copper. Despite its many variations and complexities,...given in this subheading. INTRODUCTION Mode of Occurrence: To give even a marginally adequate petrologic...manganese and iron oxides found on ocean bottoms. occurrence The physical and genetic origin of a mineral; |  | | Conference Proceedings (Volume) | | org Cover photograph: View of the Aitik open pit copper mine in the very north of Sweden. Mining operations...million tonnes of ore containing 67 100 tonnes of copper, 51 700 tonnes of silver and 1,9 tonnes of gold...interpretive bedrock mapping in the Giyani area (South Africa) .. ......................................Zn-Pb-Cu-(Au-Ag) sulphide deposit, Bergslagen region, south-central Sweden . . ...............................Basement Complex: a new Palaeoproterozoic VMS occurrence in the northern Fennoscandian Shield ....... |  | | Book (edition) | | common are malleable (e.g gold). ductile (e.g. copper). sectile (e.g. chalcocite). elastic Optical co11sta11ts...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...the revolution in 1997. Its mineral rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga...Katanga administrative region again. The former Kivu province is now divided to three regions: INTRODUCTION...localities of magmatic origin (in the sequence North and South America and Greenland, then Europe, Asia, Africa |  | | Journal (issue) | | steve@crocoite.com Cover photo: Gelosaite, Kingsgate, New South Wales Photo width 5mm across Photo and Specimen:...region, get in touch with one of the following: New South Wales: George Laking – bglaking@tech2u.com.au New...Queensland: Russell Kanowski – kanowfam@icr.com.au South Australia: Peter Keller – gondwanaminerals@yahoo...Symposium, Omaui Camp, Greenhills, near Bluff, South Island, New Zealand. August, 2013 1 Australia........................ 2 Trip Report – Malbunka Copper Mine, Areyonga, Northern Territory ........... |  | | Book (edition) | | Cleavage Optics Spectral Inclusions Luminescence Occurrence Stone Sizes Comments XlX XIX XlX XX XX XX XXl...basic rocks. The conditions necessary for the occurrence of emerald, i.e. , the formation of beryl plus...deposits); demands of the market. A gemstone occurrence is a very rare and transient geologic feature... well-formed crystals. An example of such an occurrence is the mineral brazilianite, which was described...in conjunction with other gemological tests. OCCURRENCE The occurrences reported in this book are condensed |  | | Journal (article/letter/editorial) | | Pleistocene, Argentina, south (Fleck, R. J., etal.) 16 1 15 Basalt, K/Ar, South-West Africa (Siedner, G...rock, K/Ar, discordance, interpretation, Europe, Italy, Calabria (Civetta, L., et al.) 20 1 113 Bones,...20 2 189 Galena, jamesonite, Pb/Pb, Precambrian, South Africa, Barberton (Ulrych, T. J., et al.) 2 3 179...3 3 190 Gneiss, lead, U/Th/Pb, Precambrian, New South Wales, Broken Hill (Reynolds, P.H.) 12 2 215 Gneir...Precambrian, Tudor Gabbro, Canada, Ontario, Grenville Province (Hayatsu, A., et al.) 25 2 208 Igneous rocks, |  | Gu, X. X., Tang, J. X., Wang, C. S., Chen, J. P., He, B. B. (2003) Himalayan magmatism and porphyry copper-molybdenum mineralization in the Yulong ore belt, East Tibet. Mineralogy and Petrology, 78 (1) 1-20 doi:10.1007/s00710-002-0203-6 | Journal (article/letter/editorial) | | 1007/s00710-002-0203-6 Himalayan magmatism and porphyry copper±molybdenum mineralization in the Yulong ore belt... Introduction There are two important porphyry copper±molybdenum metallogenic belts in the Tethys-Himalayan...western back arc basin. The Yulong belt Porphyry copper±molybdenum mineralization 3 Fig. 1. Simpli®ed...range from monzogranitic porphyry and=or Porphyry copper±molybdenum mineralization 5 biotite monzogranite...approximating to average crustal granitic rocks. Porphyry copper±molybdenum mineralization 7 Fig. 3. Primitive |  | | Book | | soil or stream-sediment geochemical anomaly for copper and molybdenum leads to another major discovery...most likely primary source for the cadmium is sphalerite, which was observed in a few veins, well sealed...anomalous. There appears to be a central, residual, sphalerite-related anomaly with broad lateral dispersion...dispersion of transported zinc. These two modes of occurrence should be chemically separable. Comparing total...micro-organisms accumulate zinc by actively dissolving sphalerite or scavenging whatever soluble zinc can be found |  | | Book (edition) | | minerals have been added and the localities of occurrence have been updated and expanded. The special uranium...seldom present, with a resultant paucity of occurrence) tend to be in smaller crystals. Common minerals...granite as a rule, though its texture and its occurrence are similar. Like granite, diorite is a group...largely altered to serpentine, called kimberlite in South Africa. It is the matrix of diamonds, the rock...late low-temperature minerals. The manner of occurrence is noted in the paragraph Environment in each |  | | Book (edition) | | Permissions, Houghton Mifflin Company, 215 Park Avenue South, New York, New York 10003 PETERSON FIELD GUIDES...Museum, Stefano Merlini of the University of Pisa, Italy, and Father J. W. Skehan of Boston College. For...seldom present, with a consequent infrequency of occurrence) tend to form smaller crystals. Common minerals...rhyolite. Several of today's low-grade Western copper pits were once rhyolite mountains. In the East...features (Stone Mountain, Georgia; Mt. Rushmore, South Dakota). Monumental and building stone quarries |  | | Book | | such as quartz and feldspar, are widespread in occurrence. Others, such as platinum and diamond, are limited...REPRESENTATIVE MINERAL AGGREGATES A X 0.75 COPPER RHODOCHROSITE Dendritic Aggregate-branching,...limited to a small district near Muzo in Colombia, South America. Minerals containing specific groups of...to understanding mineral occurrence. Examples of such groupings are copper, lead, zinc; gold and silver;...silver; silver and lead; copper and gold; tin, tungsten, and molybdenum; iron and manganese; iron and titanium; |  | Liu, Jiajun, Liu, Yuping, Li, Chaoyang, Zhang, Qian, Li, Zhiming, He, Mingqin, Liu, Shirong, Shao, Shuxun (2002) Characteristics and conditions of formation of an excellent fossil wood cell texture from the vein copper deposits in Lanping-Simao basin, SW China. Ore Geology Reviews, 20 (1) 55-63 doi:10.1016/s0169-1368(02)00038-0 | Journal (article/letter/editorial) | | excellent fossil wood cell texture from the vein copper deposits in Lanping-Simao basin, SW China Jiajun...2002; accepted 14 January 2002 Abstract The vein copper deposits in Lanping-Simao basin of western Yunnan...Published by Elsevier Science B.V. Keywords: Vein copper deposit; Fossil wood cell texture; Biochemical...1980), the Val Rendena in the northern part of Italy (Ramdohr, 1980), the No. 20 Mine in Ramoc, AZ, USA...et al., 2001), as well as the sandy shale-type copper deposit at Longci, Sichuan, China (Shuai, 1985 |  | | Journal (article/letter/editorial) | | Stratiform BaseMetal Deposits in the Eastern Province of the Southern Urals, Russia I. B. Seravkin and...group of ore occurrences localized in the Eastern province of the Southern Urals and the adjacent Central...islandarc setting (Biksizak deposit, Kolpakovsky occurrence); (2) Middle and Upper Devonian flyschoid sequences...ores of the Biksizak deposit and the Kolpakovsky occurrence are epigenetic with respect to the host rocks...from the Triassic limestone and dolomite of the South ern Alps. The Mississippi Valleytype makes a great |  | | Book | | a Mineral? 12 Streak 27 Composition 13 Occurrence and Localities 29 Characteristics IS Identification...Bismuth 67 Native Gold 63 Diamond 68 Native Copper 64 Graphite 69 Native Arsenic 66 Native Sulphur...Galena 12S Molybdenite 126 Carrollite 128 Sphalerite 129 S L CATES 130-201 Epidote 132 Staurolite...crystals, specific gravity, luster, streak, and occurrence—are discussed in detail below. Quartz and Vyrite...usually produces brown, yellow, or red hues, whereas copper may turn rocks and minerals a blue or green color |  | | Report (issue) | | disponible enfram;ais Frontispiece: Perce, viewed from south. (GSC 138711) CONTENTS xi 3 Abstract/Resume...mine Orford Lake road-cut Castle Brook fossil occurrence Lake Memphremagog (Smith's, Patton) mine Suffield...(Griffith's) mine Lac Montjoie (Webster Lake) serpentine occurrence Orford nickel mine Orford marble quarry Moe River...deposits Amold River placer deposit Lac Megantic copper mine Highway 253 road-cuts Victoria River placer...Disraeli Road road-cuts Highway 161 road-cuts Solbec copper mine Cupra mine Mont St-Sebastien mine 39 40 |  | | Report (issue) | | WESTERN AUSTRALIA MINERAL RESOURCES BULLETIN 13 COPPER MINERALIZATION IN WESTERN AUSTRALIA by R. J. MARSTON...never been a major producer of copper in the national context, but copper deposits are abundant and occur...Despite the unstable nature of the international copper market, exploration interest has remained high...molybdenum may accompany copper in such deposits. The author has studied the State’s copper mineralization and...second Mineral Resources Bulletin dealing with copper. The great advances made in understanding the geology |  | | Book (edition) | | and general physical characters, together with occurrence, associations, and uses, are included in this......................................... 270 OCCURRENCE Al\'D ASSOCIATION OF l\lV...or the indices of a face of a trapezohedron. Occurrence of Isometric Forms of the Hexoc tahedral Class...ordinarily show distinct bextetrahedral forms. Sphalerite 30 CRYSTALLOGRAPHY occasionally exhibits...hardness of the finger nail is a little over 2, a copper coin about 3, the steel of a. pocket kniie a little |  | | Book (edition) | | Molyhdates 385 Silicates 389 371 6 . . . . OCCURRENCE AND ASSOCIATION OF MINERALS Rocks and Rock-Forming...in a garden has seen minerals in their natural occurrence. The rocks of the mountain, the sand on the beach...mineralogy are limited to materials of natural occurrence. Thus, steel, cement, plaster, and glass are...growt h if such irregularities are of common occurrence. Galena , for example, has a cubic habit , magnetite...earth, the latitude is measured in degrees north or south from the equator, whereas the angle used in the |  | | Journal (article/letter/editorial) | | Springer-Verlag 1975 Hydrothermally Altered and (Copper) Mineralized Porphyritic Intrusions in the Serbo-Macedonian...mineralization of porphyry copper type with pyrite, chalcopyrite, galena, sphalerite and some gold. The economic...economic value of this metallogenic province is not yet fully established. Introduction In the Greek part...Vertiskos Mountains, c) in the Krousia Mountains South of the Bulgarian and Jugoslavian frontier. With...posttectonic intrusions Hydrothermally Altered and (Copper) Mineralized Porphyritic Intrusions t -, 197 |  | | Book (edition) | | , ' . •, ,.• • t --•- """"" ' The Lornex copper-molybdenum mine and plant, Highland Valley, British...corrected and updated the material on the Zambian Copper Belt. In addition, detailed critical reading of...ago, the rate of increase in the consumption of copper and iron was directly proportional to the increase...increased threefold whereas the consumption of copper increased 80 times and iron I 00 times! The quest...existence Occurrence Limited and Localized. Economic minerals are limited in occurrence or distribution |  | Haest, Maarten, Schneider, Jens, Cloquet, Christophe, Latruwe, Kris, Vanhaecke, Frank, Muchez, Philippe (2010) Pb isotopic constraints on the formation of the Dikulushi Cu–Pb–Zn–Ag mineralisation, Kundelungu Plateau (Democratic Republic of Congo) Mineralium Deposita, 45 (4) 393-410 doi:10.1007/s00126-010-0279-6 | Journal (article/letter/editorial) | | located on the Kundelungu Plateau in the Katanga province of the Democratic Republic of Congo, about 250...mineralisation (Haest et al. 2009, 2010). Several other copper occurrences have also been explored in the Dikulushi...including the vein-type copper ores of Kikonkula and Kibila and the stratiform copper resources of Luemba...and Kundelungu Groups, based on the regional occurrence of two diamictite horizons (Fig. 1b; François...contains a mixture of shale and dolomite in the south that belong to the Kakontwe Formation (Fig. 1b) |  | Hajsadeghi, Saeid, Mirmohammadi, Mirsaleh, Asghari, Omid, Meshkani, Seyed Ahmad (2018) Geology and mineralization at the copper-rich volcanogenic massive sulfide deposit in Nohkouhi, Posht-e-Badam block, Central Iran. Ore Geology Reviews, 92. 379-396 doi:10.1016/j.oregeorev.2017.11.030 | Journal (article/letter/editorial) | | Accepted Manuscript Geology and mineralization at the copper- rich volcanogenic massive sulfide deposit in Nohkouhi...Ahmad Meshkani, Geology and mineralization at the copper- rich volcanogenic massive sulfide deposit in Nohkouhi...journal pertain. Geology and mineralization at the copper- rich volcanogenic massive sulfide deposit in Nohkouhi...of Tehran, Tehran, Iran. Abstract The Nohkouhi copper deposit (1.5 Mt @ 1% Cu) is the first reported...sulfide minerals, with subordinate galena and sphalerite. Sericite, calcite, barite, and quartz are the |  | | Journal (issue) | | currency, without surcharge, to the following people: South Africa: Horst Windisch 30 Van Wouw Street Groenkloof...thumbnail stock; locations— Bolivia, Colorado, Europe, South Africa. MINERALS FACETTED STONES ESTWING TOOLS...NORTH OF THE OHIO TURNPIKE (EXIT 16) AND 20 MINUTES SOUTH FROM I-76 & 80. IF YOU PASS THROUGH YOUNGSTOWN GOING...CoLfzzf R ea p k e via Cavour 193, 00184 Rome, Italy 132 So. York Road Hatboro, PA 19040 2 1 5 -4 4...n th ly Lists JOHN J. M ETTEER 32866 46th Place South A uburn, Washington 98002 m offers some of the |
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