 | | Book (edition) | | SIMPLE CRYSTALLINE FORMS MINERALS *or trigonal copper trisocta- silver hedron trisocta- gold platinum...crystal structures characterized by a metallic bond {copper), covalent bond (diamond) and ionic bond (fluorite)..."scepter'-like association), barite, calcite and copper; among those of individuals of different species...those which can be scored with a piece of copper wire or a copper coin are called soft (hardness of 2-3)...but is very hard (7) perpendicular to it. 40 Magnetite can be a natural permanent magnet. Electrical |  | | Book (volume) | | and Pyrolusite 169. 155. 160. 66 site Magnetite Chalybite 65 their Associates. Zinc-spinel...Tenorite 110. 104. Ores Native Lead 101. Copper-pyrites Copper-vitriol Mercury mine 46 crystals 101... Cuprite 107. 100. Copper-glance Govellite 103. 96 Copper Ores 96. copper Franklinite .... Substances...Substances Native 40 different Crystals and Copper Arsenic The Optical 92. Argyro- 94. Native... Silver 8. Gold-ores Gold Sylvanite, and Copper. Silver-ores Nagyagite, 28. I. Argentite, |  | | 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, |  | | 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; |  | | 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 ........... |  | | 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 |  | 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...of K-feldspar, quartz and minor plagioclase. Magnetite, sphene, apatite, and zircon constitute accessory |  | | 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 |  | | Book | | soil or stream-sediment geochemical anomaly for copper and molybdenum leads to another major discovery...dispersion of transported zinc. These two modes of occurrence should be chemically separable. Comparing total...postulated that the core of the system, rich in copper and molybdenum, is in the vicinity of Tio Flaco...welldefined but buried chalcocite blanket on a porphyry copper deposit in Arizona has been analysed in detail...examine the leached cappings over some porphyry copper deposits in northwestern Mexico. In the bulk analyses |  | | 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...crystallizing sequence, dark minerals (olivine, magnetite, pyroxenes) separate first, feldspar and mica |  | | 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 |  | | Journal (article/letter/editorial) | | Enrichment Evaluation (PROMETHEE II) to explore porphyry copper deposits can prioritize the ground-based exploratory...map the altered areas associated with porphyry copper deposits. Principal component analysis (PCA) based...potential zones with previous working mines and copper deposits. & 2012 Elsevier Ltd. All rights reserved...ASTER ETMþ Principal component analysis Porphyry copper deposit 1. Introduction Mineral exploration aims...concentration of secondary magnetite in potassic alteration zones, or magnetite destruction in other lateral |  | 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) | | Short Hills, New Jersey. Renato Pagano: Milan, Italy. Ole V. Petersen: Geologisk Museum, Copenhagen,...Smithsonian Inst., Washington, D.C. Alan Pring: South Australian Museum, Adelaide, SA, Australia. Gunnar...and its significan (2) geographic and geologic occurrence, source or generation of the mineral, um with...honored. When the name is derived from the initial occurrence (the type locality), that locality will be shown...to opaque materials imperfectly metallic Gold, copper, tin The luster of diamond, other materials of |  | Edfelt, Åsa, Armstrong, Robin N., Smith, Martin, Martinsson, Olof (2005) Alteration paragenesis and mineral chemistry of the Tjårrojåkka apatite–iron and Cu (-Au) occurrences, Kiruna area, northern Sweden. Mineralium Deposita, 40 (4) 409-434 doi:10.1007/s00126-005-0005-y | Journal (article/letter/editorial) | | possibly genetically, related apatite–iron and copper–gold deposits in the region is at Tjårrojåkka...ore of Kiruna-type and the Tjårrojåkka copper occurrence shows the same characteristics as most other...albite alteration and copper mineralisation. The Tjårrojåkka iron and copper deposits show comparable...UK alterations in the apatite–iron occurrence than in the copper deposit, where the minerals are enriched...evolving system created the two occurrences, with the copper mineralisation representing a slightly later product |  | | Book (edition) | | and general physical characters, together with occurrence, associations, and uses, are included in this......................................... 270 OCCURRENCE Al\'D ASSOCIATION OF l\lV...occur rence. Galena, for example, has a cubic, magnetite an octahedral, and malact1iLc a Flo. 26. Crystal...or the indices of a face of a trapezohedron. Occurrence of Isometric Forms of the Hexoc tahedral Class...cuprite. Oe,"l'AHEDRON: Spinet, magnetite, fr'anklinite. DODECAHEDRON: Magnetite, garnet. TuAr.t:ZOHEonox: |  | | 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; |  | Baggio, Sérgio Benjamin, Hartmann, Léo Afraneo, Lazarov, Marina, Massonne, Hans-Joachim, Opitz, Joachim, Theye, Thomas, Viefhaus, Tillmann (2018) Origin of native copper in the Paraná volcanic province, Brazil, integrating Cu stable isotopes in a multi-analytical approach. Mineralium Deposita, 53 (3) 417-434 doi:10.1007/s00126-017-0748-2 | Journal (article/letter/editorial) | | 1007/s00126-017-0748-2 ARTICLE Origin of native copper in the Paraná volcanic province, Brazil, integrating Cu stable...on the origin of native copper mineralization in the Paraná volcanic province that invoke magmatic, late...events. The average copper content in the host basalts is ~200 ppm. Native copper occurs as dendrites...the origin of native copper in the volcanic province. Copper contents in magnetite of the host basalt are...alteration of magnetite and clinopyroxene released copper to generate hydrothermal copper mineralization |  | | 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 (volume) | | is of the nickeliferous iron type; the mode of occurrence of nickel in these deposits has not been determined...summary.] Aleshkov, A. N., 1941, On the origin of the south Uralian deposits of nickel: Acad. Sci. U. R. S....AUsman, P. T., 1938, Cost of mining 55 tons of copper-nickel ore at the Great Eastern prospect, Bunkerville...8-9, 13-16. Argall, P. B., 1895, Nickel; the occurrence, geologic distribution, a11d genesis of its ore..., Alger 1952, p. 223. Aubury, L. E., 1950, The copper resources of California: California State Mining |  | | 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...irregularities are of common occurrence. Galena , for example, has a cubic habit , magnetite octahedral, and malachite...earth, the latitude is measured in degrees north or south from the equator, whereas the angle used in the |  | | Report (issue) | | .......................... 8. Peräkorpi Ti-Fe province ...................................................................... 10. Juva-Puumala Ni-Cu province . .............................................................................. 24. Emmes Li province . ........................................................................ 26. Laivakangas Au province ............................................................................ 27. Hitura Ni-Cu province ............................................. |  | | Book | | New fork, N.Y. 10036. Published in 1975 by Crow*T South, 419 Inc., lishers, New Park Avon York, N...rep. in whole or in part. Printed Verona. M Italy by Mom First prin - 4L Library of Congress...Sections of this book are devoted to the origin and occurrence of minerals and gems, others to a study of various...Mineralogy helps us decipher the origin, chemistry, occurrence, and properties of minerals. Those who explore...mJneraL Opf <>f formation of I ' -! in ran South tn in Afrfc An imr*ru from Muzo Colombii Un1u |
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