 | | Journal (article/letter/editorial) | | Fen, magnesio-arfvcdsonite, 317. Hasvik, SOrOy, gabbro, 815. Sulitjehna, almandine, biotite, hornblende...Viisterbotten, montcbrasite, 414. Germany (Deutschland) Chursdorf, Penig, Saxony, amblygonite, 414. Drachenfels...Berkshire; Ha#on attd Shabbington Wood, Buckinghamshire; Lower Froyle, Selt)orne, and West Worldham, tlampshire;...Upnor, Kent. Cornwall Bosahan quarry, Falmoath, biotite, 21o. Dean quarry, Coverack, The Lizard, analcime... 153. Meidling im Tal, Lower Austria, omphacite, 6I. Mitterbachgraben, Lower Austria, omphacite, 6i. |  | | Report (issue) | | 113 113 113 114 115 PAGE Germany (The Federal Republic and Eastern Germany) Greece ⢠⢠⢠⢠⢠⢠⢠⢠â˘...world's supply of cobalt came from Scandinavia, Saxony and Hungary. In 1959, output from the Commonwealth...France, with smaller quantities imported by Federal Germany, New Zealand, Italy, Sweden, Australia, Argentina...ore minerals include skutterudite, smaltite, cobaltite, linnaeite, carro/lite, and some oxides such as...groups being the most important. ¡ The Sulphides Cobaltite, CoAsS, contains 35 per cent cobalt metal, and |  | | Journal (article/letter/editorial) | | authors are printed in SMALLCAPITALS,Subjects in lower-case roman, and Localities in italics. The minerals...i28. Amblygonite, France, Maine, New South Wales, Saxony, anal., cell-dimensions, distinction from montebrasite...albite, I56; - - , anal., d2o i, 489. Amoibite, Germany, anal., opt., X-ray, 26. Amos Stream, New Caledonia...serpentinites and talc-carbonates, 394. BAYLlSS(P.), Cobaltite, gersdorffite, and ullmannite, 26. BELSARE(M....montebrasite, 414. Bimbowrie, South Australia, cobaltite, 26. BINNS (R. A.), Oldhamite from the Hvittis |  | | | | marcasite, pyrrhotite, pentlandite, stibnite, cobaltite, arsenopyrite, molybdenite, galena are included...yellow), p. 46 arsenopyrite (silver-grey), p. 54 cobaltite (silver-grey), p. 64 marcasite (pale brass yellow)...rhyolite (p. 256) Medium diorite (p. 250) Dark gabbro (p. 252) andesite (p. 260) basalt (p. 262) obsidian... In the southern prairies and the St. Lawrence valley, this fragile layer of sediments produced fertile...Township, Cochrane District, Ontario; Darwin Mine, McMurray Township, Algoma District, Ontario; nuggets |  | | Journal (article/letter/editorial) | | Ladysmith (Rosemeyer 1999, the Vulcan Materials quarry in Racine (Scovil 1994), the pegmatites of Florence...marcasite. A major mining district, the Upper Mississippi Valley zinc-lead district, was in these rocks in...and copper minerals were found. Mining in this district ceased in the late 1970s. A branch of the Middle...may have omitted. Adams County Hamilton Mound. A quarry is located in the NE 1/4 sec. 36 T*20N*R.6E.: potassium...converted to a hornfels at the contact with the Mellen gabbro complex: apatite, fayalite, ferroaugite, grunen'te |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from the Rabejac deposit... = = = = = Acanthite, x 16 mm, Freiberg, Germany, H Abernathyite, 12 mm, Ririera/, France, H Abhurite...at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical areas acanthite may occur...byssolite. Mono- coast of North America: Kobuk River Valley, Alaska, clinic, C2/m, a,b,c = 9.89, 18.20, 5.31 |  | Moroni, Marilena, Rossetti, Piergiorgio, Naitza, Stefano, Magnani, Lorenzo, Ruggieri, Giovanni, Aquino, Andrea, Tartarotti, Paola, Franklin, Andrea, Ferrari, Elena, Castelli, Daniele, Oggiano, Giacomo, Secchi, Francesco (2019) Factors Controlling Hydrothermal Nickel and Cobalt MineralizationâSome Suggestions from Historical Ore Deposits in Italy. Minerals, 9 (7) 429 doi:10.3390/min9070429 | Journal (article/letter/editorial) | | Piedmont. The third deposit is the poorly known, gabbro-hosted Piazza CuâAg-rich orebody located in one...exploitation of the Montevecchio PbâZnâAg vein district (Figure (Figure 1a), 1a), one one of of the the... Montevecchio Montevecchio mining mining district. district. (a) (a) Entrance Entrance of of an an old...the arsenideâsulfarsenide ore [27]; lower Co grades (0.2%) be lower found Co in very old(0.2%) reports...endSâOliu of the mining [28]. end of the mining district [28]. Fogu vein (Perda mine) indistrict the western |  | | Book | | look for. Michael OâDonoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...Darker and even poorer in silica than diorite is gabbro, containing a calcium-rich plagioclase and pyroxene...Granite Nepheline syenite Syenite Dio rite Gabbro Peridotite 13 Dunite Serpentinite Rhyolite...the fixed index (the ordinary ray) at a higher or lower reading than the moveable (extraordinary) ray. Where...incident beam are retarded by passing through to the lower side of the film, rejoining the main beam either |  | | Book | | marcasite, pytThotite, pentlandite, stibnite, cobaltite, arsenopyrite, molybdenite, galena are included...(silver-white), p. 26 chalcocite (dark grey), p. 34 cobaltite(silver-grey), p. 64 marcasite (pale brass yellow)...Medium diorite (p. 250) andesite (p. 260} Dark gabbro (p. 252) basalt (p. 262) obsidian (p. 266) Sedimentary... In the southern prairies and the St. Lawrence valley, this fragile layer of sedin1ents ,,,. produced...McIntyre Mine, Timmins, Tisdale Tp., Cochrane District, Ontario. Width of specimen: 10 cm Pyrite (fool's |  | | Book | | minerals are the raw materials of the landscape. Every valley, hill and mountain peak is made entirely of rocks...just 20km/12 miles beneath Californiaâs Central Valley, it is substances like zinc and lead that join...so great that the iron simply cannot melt. The lower mantle is 6702,900km/420-1,800 miles down. Here...the underside of the crust, creating rocks like gabbro. Some oozes up into vertical cracks created by...drop away down these 'faults' to open up a rift valley, flanked by mountains formed from blocks that didn't |  | | Book (edition) | | Sperrylite Aurostibite Geversite Insizwaite Padmaite Cobaltite Gersdorffite Ullmannite Hollingworthite Irarsite...Affiliation/Address Luzerner Str. 10-12, D-12205 Berlin, Germany â Freie Universität Berlin, FB Geowissenschaften...Mineralogie, Malteserstr. 74-100, D-12249 Berlin, Germany Bundesanstalt fĂźr Geowissenschaften und Dr. Frank...Stilleweg 2, D-30655 HanDr. Thomas OberthĂźr nover, Germany Dr. Thomas Kenkmann Museum fĂźr Naturkunde der ... zu Berlin, Invalidenstr. 43, D-10115 Berlin, Germany Prof. Dr. Robert Marschik & Ludwig-Maximilians |  | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was...culture, derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric...minerals are concerned. Opal is still thought to bring bad luck, and similar stories are told about certain...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 | | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...manganese oxide on limestone, Solnhofen, Bavaria, Germany * 11.5 x 24 x 0.5 om MINERALS: PRODUCTS OF A...such as Porcupine and Hemlo districts; Noranda district, Quebec. USA: Mother Lode belt and others in...Localities Canada: Cobalt mining district and Thunder Bay District, Ontario. USA: several localities... Wire silver, Silver Islet Mine, Thunder Bay District, Ontario, Canada * 11.5 x 14x 11 om Silver has |  | | Report (issue) | | silica) are: Co All mafic rocks 51 Basalt 41 Gabbro 43 Diabase and dolerite 31 Intermediate rocks...present in separate ore shoots. In the Blackbird district (Idaho), the amount of copper present is greater...bismuth, and nickel are present. The Blackhawk district (New Mexico), is a silver- 1 cobalt-nickel type...hydrothermal deposit *-s the "stratabound" Mississippi Valley type deposits* These contain mostly sulfides ...also, were sent to France from the Quartzburg district, Oregon. During the periods 1906-1910 and 1917-1920 |  | | Catalog/List | | ÂŁ2.16. 6. ARGENTITE. Comstock Lode, Paradise Valley, Nevada, U.S.A. A very rich sectile metallic grey...Psilomelane. Itxltxl". ÂŁ5.40. 22. CHABAZITE. Dean Quarry, St. Keverne, Lizard, Cornwall. Unusual hollow...crystals of CHAB.ZITE with minor Stilbite, encrusting Gabbro matrix. Specimen A associated \'iith botryoidal...polished, 2txl¡~xl". ÂŁ2.16, 28. COBALTITE. Schneeberg, Saxony, Germany. Sharp, SLIvery grey, cubic crystals...Copp er ⢠3tx2+x2" ⢠£8. 6~. 35. v'UPRITE. Harke Valley Mine, Linkinhorne, CormJall. Sma.ll, very bright |  | | Book | | 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...crystals, and weathered surfaces can give a false lower hardness. After the test scratch, a powder-like...zircon and sphene, where double refraction at the lower edge of the crystal can be observed with the naked... 3â 4 â 5 â Sassolite boric acid G) Death Valley, California/ USA B(OHb Streak white. Mohs' hardness |  | | Book (volume) | | reserved. H., Hofbuchdruckerei, Cothen-Anhalt (Germany). Translation This book has book of but ... Molybdenum Cuprouranite, 38. and Nickel- Cobaltite, Smaltite, Uranium lite, Manganite. Chloanthite...Bieber, limestone may, and instead crystals quarry dissolved a such undergo disappears, call...Co. prism faces Germany. Cube crystal-form. Weardale, 5. of Harz, The Germany. (bright crystals... man. were dull, 1, the appearance they quarry-man: bodies these the in plates, the faces |  | | Book | | results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned in such a way that they form...between that of the sample and that of the next lower grade. In this case we consider the hardness to...Different scratch hardness on kyanite 20 somewhere lower grade adding a half-grade to it. Although the determination...fibrous and porous aggregates often seem to have a lower hardness because of the blank spaces between individual...identification. Nobody should be discouraged by initial bad luck, it is sometimes difficult even for an expert |  | | Book | | Design: Hansbernd Lindemann, Berlin. Printed in Germany. Preface More than thirty years ago, microprobe...Chapter 1 Introductory Concepts Chapter 4 Mantle and Lower Crust Derivatives Chapter 5 Replacement Patterns...The Role of Brines in Metallogeny (The Tennessee Valley-Type of Deposits) 163 Chapter 32 The Role of...hydrothermal veins. (ii) The granite intrusion mobilized lower crustmantle material due either to deep seated granitization...boron in shales, hornfels and granites of the Harzburg district, showed that the amount of boron decreases |  | | Book | | minerals are the raw materials of the landscape. Every valley, hill and mountain peak is made entirely of rocks...just 20km/12 miles beneath California's Central Valley, it is 90k1n/54 miles thick under the Himalayas...the underside of the crust, creating rocks like gabbro. Some oozes up into vertical cracks created by...to the surface. basalt lava at the surface and gabbro deeper down. At subduction zones, partial melting...Chelly beds of the buttes in Utah's famous Monument Valley (below). Tough though these rocks are, they too |  | | Journal (article/letter/editorial) | | 17,64-70 Ni,Co-mineralizations in the Valberg quarry, Kragerpr, South Norway: a progress report Fred...Larsen & H8kon Austrheim Introduction The Valberg quarry in Kragerer, Telemark, has been known for decades...detailed geological mapping within and around the quarry on the instructions of Franzefoss Bruk NS. However...Ni-Comineralizations. The history of the Valberg quarry A test production of 200 tons of hyperite from...1995 the quarry was bought by Franzefoss Bruk NS, and is now named Franzefoss Valberg. The quarry has been |  | | Journal (article/letter/editorial) | | marginal zone reveals a gradual progression from gabbro-gabbronorites towards monzodiorite. Sulfides occur...Ingamakit Complex (Pz3); 4 Ti-rich gabbro; 5 Ti-magnetite ore; 6 Ti-poor gabbro; 7 monzodiorite and quartz diorite;...consists of several mafic rock units dominated by gabbro, gabbronorite, anorthosite with Ti-magnetite layers...contact with the host rocks. Typically, layered gabbro-gabbronorite of the inner part grade into quartz...maximum thickness at the eastern flank of the Rudniy district (Fig. 1). Petrological zoning is characterized |  | | Report (issue) | | molybdenum deposit...................... Pass Lake Road quarry. . . . . . . . . . . . . . . . . . . . . . . ....43 43 - iii CONTENTS (cont.) Page Eagle Lake quarry . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . Greer Lake quarry............ . . . . . . . . . . . . . . . . . ...41 I/7 W; 41 I/10 E, W; 41 I/11 E, W. Sudbury district Vermilion River Placers NATIVE GOLD. As fine dust... Refs: 12 pp. 151-159. Maps: 41 N.E. Sudbury district Falcon Gold Mine PYRITE, ACTINOLITE, TALC. Pyrite-quartz-calcite |  | Abzalov, M. Z., Brewer, T. S., Polezhaeva, L. I. (1997) Chemistry and distribution of accessory Ni, Co, Fe arsenic minerals in the Pechenga Ni-Cu deposits, Kola Peninsula, Russia. Mineralogy and Petrology, 61 (1) 145-161 doi:10.1007/bf01172481 | Journal (article/letter/editorial) | | majority of the arsenic minerals fall in the cobaltite-gersdorffite series, with minor arsenopyrite,...NiCu bearing intrusions. Cobaltite is an ubiquitous mineral, but Ni-rich cobaltite occurs mainly in the Ni-Cu...Early Proterozoic Pechenga Complex Ni-bearing gabbro-wehrlite intrusions Fault Boundary of metamorphic...the intrusions and usually extending beyond the gabbro-wehrlite intrusions into the Chemistry and distribution...Fine to medium grained disseminated ores within gabbro-wehrlite intrusions, subdivided into (i) ores in |  | | Journal (article/letter/editorial) | | had traveled through much of the United States, Germany and Austria with the Army but had never been really...conducting an intensive resurvey of the Cobalt mining district. Their explorations were uncovering much valuable...studded with small white metallic crystals of cobaltite. It was very heavy and may have been used as a...pack of mine is an old and dependable friend. In Germany I carried rations in it to my girl who lived in...coppery-red crystals in white calcite and ore. COBALTITEâsulfarsenide of cobalt. Found as small metallic |
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