 | | Book | | AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree . Khomas Highland...Highland with Gamsberg 11 lnselberge, Helmeringhausen 2 AiAiba 3 Rail ay station Garub near Aus Nature...Mountainland The Central Northern to Northwest Region including Damaraland The Central Namib Desertand...RossingMountains The Central Escarpment- The Nauchas-Gamsberg-Hakos Area West and South of Rehoboth The Central and...s Onganja Mine and Surrounding Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and |  | | Catalog/List | | it collected when the Tsumeb Mine (as well as other mines of the region) were still in production in...engineering work took him to the Tsumeb Mine in Namibia. This mine is renowned for producing what are arguably...remote and desert-like "Sperrgebiet" area of the southern coast of Namibia, with its fabulous wealth of gem...Ian’s interest stems from the family trips to Namibia, including the mines of Tsumeb. He worked with... 57001 Azurite Level 8, Tsumeb Mine, Tsumeb, Otjikoto Region, Namibia If the attachment point on the |  | | Book | | REPUBLIC OF NAMIBIA - MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY THE MINERAL RESOURCES OF NAMIBIA FIRST...ENERGY Of the several hundred minerals present in Namibia, around sixty have been exploited. some, such as...base metals and industrial minerals have helped Namibia rank amongst the top five mining countries in Africa...terms of production and reserves. In this context, Namibia is a major producer of copper, lead, zinc, cadmium...unpublished. It is evident that mineral exploration in Namibia, as elsewhere. has changed from serendipitous discoveries |  | | Catalog/List | | About a large Ix2 area on 2x2 rock. Bambolla Mine, Moctezuma Mexico £20 2. HEMATITE pseudomorph after...piece of grey masses in quartz, ½x½ £9 Bambolla mine , Moctezuma, Mexico 8. NATIVE COPPER in calcite...exposed cleavage surface. overall about 2x2 Mission Mine, Pima County, Arizona USA £20 10. NATIVE SILVER...bluish surface due to Bornite coating. La Noria mine, San Martin, Zacatecas Mexico £15 ' 11. NATIVE GOLD...1cm magnetite with minor scheelite, Natas Mine.Okahandja, Namibia £6 13. METEORITE rounded about one inch |  | | Journal (article/letter/editorial) | | quartz, all of which showedcrystal faces. In the Natas mine in middle South-West Africa such a vein in ...apparentlydepositedat higher temperaturesthan the Natas vein and has decidedlypegmatiticcharacteristics...slightlyauriferouspyrite,arsenopyrite and specular hematite. Blocks of mineralized vein matter contain as...feetwide,9 feetlongand2 feetthickwasfound on the farm Hella, Stokkendistrict,near Arendal, Norway.•6 ...giantswas a perthiticmicroclinecrystal mined on the farm Tveit, Iveland district, north of Kristiansand. |  | | Catalog/List | | sunbust effect , cut and polished slab 2.5 xl .5 Mine de L' Etoile Congo £20 3. LEPIDOLITE, choice display...NATIVE SILVER thin sheet about lxl.5 inches La Noria mine, San Martin, Zacatecas Mexico £15 , 16. NATIVE COPPER...nice Ix 2.5 inch exposed cleavage surface. Mission Mine, Pima County, Arizona USA £25 17. GRAPHITE, pure...up well for display. interesting location Niobec Mine, Quebec, Canada £25 19. PYRITE a very sharp 2cm...GALENA on PYRRHOTITE platy crystals in a one inch area on 1.5 xl .5 matrix, thin hexagonal plates of Pyrrhotite |  | | Journal (article/letter/editorial) | | Arriba County, New Mexico; from the Harney Peak region of South Dakota; the Reagan mining district, Kern...rare mineral in the pegmatites of the Mt. Antero region. Noted in grains also at Shaft 7 near Fishkill...pegmatite. In the eastern and southeastern Adirondack region of New York particularly at Ticonderoga it occurs...Nevis ville, Union County, Georgia. It has been mine on San Augustin Peak, Organ mounmined from a pegmatite...chalcocite of mine near Penland and the McKinney secondary origin in the School Section mine near Little |  | | Catalog/List | | massive with minor Celsian and Bementite from Benallt Mine, Lleyn, Wales, (Recently tested by XRD) lxl £4 lx2...£15 £6 88 ADAMITE Ojuela Mine, Mapimi, Mexico 1036 ALSTONITE Fallowfield Mine, Northumberland Colourless...x2 £ 1.50 2x2 £3 Al SO/4 767 ■ AJOITE Christmas Mine, Gila County, Arizona USA 14 ALUMINITE Railway cutting...~-------·-·-- ·· -·· 1077 ■■ ALLOPHANE Hawkswood Mine, Cornwall 933 ANATASE Hingston Quarry,Cornwall Black...Kola Russia 501 ALLOPHANE New East Wheal Russell mine, Devon ,England grey bleby small botryoidal with |  | | Journal (article/letter/editorial) | | described from a depth of 720 m in a drill core on the farm Drakenstein 263 some 20 km northwest of Hotazel...characterized by concentration of Fe203, in the form of hematite, iron-rich chlorite and abundant sericite. The...Asbesheuwels I iron-formations J~ Campbellrand J~carb°natas "~1 FC~ Dip of strata Shale i i Dwyka Diamictite...setting on a pre-Karoo paleogeological map of the area (A), and stratigraphic position and detail of alteration...iron-formation, the siderite has been transformed to hematite. In cases where it transects carbonaceous, pyritic |  | | Book | | was a site on what was known in 1887 as the Yale Farm, about two miles northeast of the town of Litchfield...localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...is not common in the metasedimentary rocks of the area which host these species, but "reasonably good"...Springfield show ( 1995: 582). Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's...property of, the old Madawaska uranium mine (called the Faraday mine before 1964). The mineral assemblage |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...only about distance from a better known town in the area but also about the administrative regional units...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing |  | | Report (issue) | | and microcline from Pakistan's world famous Gilgit area. The schorl is 4. 7 cm high. Photo Jeff Scovil;...elbaite crystals with lepidolite from the Golconda Mine in Minas Gerais, Brazil by Eberhard Equit, 1993...circa 1910 view of the old mine portal on the north side of the Himalaya Mine in San Diego County, CA....suspicion is, at present, unfounded. The Bower Powers Farm in Pierrepont, New York has been the source of fine...the Sludyanka complex in the southern Lake Baikal region of Russia. Six New Species Today, this team has |  | | Book | | illustrated Encyclopedi of the World’s Rocks and Mine re L A R E N MI OF THE WORLD Rudolf Duda and...mineral particles (eg inclusions of chlorite and hematite in jasper). Allochromatic minerals display other...unaltered crystals of the same mineral. For instance, hematite (hardness 6) will have a lower hardness in the...named from the colour of their streak, such as hematite — blood, crocoite — saffron and xanthocone — yellow...mineral magnetite; to a lesser extent by pyrrhotite, hematite and wolframite. A large number of minerals are | | | Book | | mineral particles (eg inclusions of chlorite and hematite in jasper). Allochromatic minerals display other...unaltered crystals of the same mineral. For instance, hematite (hardness 6) will have a lower hardness in the...named from the colour of their streak, such as hematite - blood, crocoite - saffron and xanthocone - yellow...mineral magnetite; to a lesser extent by pyrrhotite, hematite and wolframite. A large number of minerals are...are dependent upon the geological structure of the area, ie on conditions favourable for the occurrence |  | | Book | | F'otografie: Fotobanka Granit (l 00), Petr Korbel (220), Geza Kulcsar (16), Jeffry A. Scovil (331 ), Sandor...Tsumeb, Namibia and Chessy, France. Crystals up to 140mm (5½ in) long occurred in the Ray mine and in...100 mm (4 in) long, come also from the San Genaro Mine in Huancavelica and Uchucchaqua, Peru. New finds...Dorado, California, US.A. Gold, 68 mm, Eagle's Nest Mine, California, US.A. Gold gold on it. Typical aggregates...many localities in California, USA (Colorado Quartz mine, Nigger Hill and others). Fine leaf gold comes from |  | | Book | | Fptografie: Fotobanka Granit (100), Petr Korbel (220), Geza Kulcsar (16), Jeffry A. Scovil (331), Sandor...Tsumcb, Namibia and Chessy. France. Crystals up to 140mm (5'A in) long occurred in the Ray mine and in...100 mm (4 in) long, come also from the San Gcnaro Mine in Huancavclica and Uchucchaqua, Peru. New finds...many localities in California, USA (Colorado Quartz mine. Nigger Hill and others). Fine leaf gold comes from...110 mm (47.6 in) long were very rare in Ground Hog mine, Gilman, Colorado, USA. The largest known sheets |  | | Book | | 1000° Mots inc. Native Gold on Quartz, Paymaster mine, South Porcupine, Ontario / Photo by Brian Boyle...Marquis imprimeur inc. Barite on Quartz, Rock Candy mine, Grand Forks, British Columbia / Photo by Ken Mayer...Mayer Publisher Pyromorphite, Society Girl mine, Moyie, British Columbia / Photo by Ken Mayer Mineralogical... Ontario Canada Diopside on Grossular, Jeffrey mine, Asbestos, Quebec / Photo by Jeffrey A. Scovil...the artist except for: Boulangerite, Fluorite, Hematite, Smoky Quartz and Riebeckite / Royal Ontario Museum |  | | Book | | places of extreme differentiation (e.g., at the Frood Mine and at Insizwa) bismuth and tellurium minerals are... The peculiar bornite occurrences in the Ookiep area, Cape Province, are on one hand typical transition...(1940). 12 T H E ORE MINERALS FIG. 4 80 X Mouat Mine, Stillwater Valley, Montana RAMDOHR From a border...arrangement of apatite. Larger quantities of specular hematite are in all probability due mostly to hydrothermal...grey). The white fringes around magnetite are hematite. The texture is of rather random orientation |  | | Book (edition) | | chemical to how to clas- analyses to deter- — mine one of the fundamental properties of minerals the... Even if one by collecting them, lives in a region that many specimens, it is possible to find something...the mineral, in an inconspicuous place, a small area of white this is dry, to write a unique number...CRYSTAL SYSTEMS Figure 3-87 shows a crystal of hematite; u and r are faces of two rhombohedrons, and n...mirror planes and the absence of any Fig. 3-87. Hematite. symmetry axes. The forms of 3-, 4-, or 6-fold |  | | Book (volume) | | 04. 169 1, top /or 175 192 198 *210 216 *220 225 *229 231 Fe 0.32 reaJ Rem. A nal. , is Fe...and the corresponding citation (Hudson Bay 309 mine). in Ref. 4, line Z, for 670 read 676. 310 in...say that this guarantee did much to deterrepaid. mine the award of the grant. To Mr. W. 0. Wiley, Chairman...especially since these language groups. ^^ and the region or country is Roumania. Alteration 9. In the... vol. 1-96. Index: 1-100; 101-116; 117-164; 165-220; 221-276; 277-328; 329-380; 381-430; 431-500. Ann |  | | Book (edition) | | —Interpretation sulpliide waters — Chloride water analyses Mine waters waters— Sulphate waters Oxidation of waters—“Carbonate...Distribution Part played by organisms The oolitic hematite ores The ('bnton oree^ The Jurassic iron ores...ores of Ixirraine — — — The — odlitic — — hematite-clmmosite-sidente ores of Newfoundland — — ...Metamorphosed 293 Processes involved The banded quartz-hematite (magnetite) ores— HemaCeneral character, distribution-tite...distribution-tite deposits of the Lake Superior region The ^*iron formations^’— The iron ores— Form of on^-bodies |  | | Book (edition) | | waters-Summary- Interpretation of ·water analyses-Mine waters-Chloride waters- Carbonate waters-Sulphate...ores-nistribution - Part played by organisn1s-The oolitic hematite ores-The Clinton ores-The Jurassic iron ores of...The oolitic iron ores of Lorraine- The oolitic hematite-chamosite-siderite ores of Newfoundland- The Brazilian...(limonite and hematite)-Origin-Classi:fication-Brown hematites of the Appalachian region-Iron ores of...and production CHAPTER XXI HEMATITE DEPOSITS OF THE LAKE SUPERIOR REGION. . . . . . . . 401 General |  | | Book | | so plentiful as to be available to every working mine, mill, and development. In a word, western mining...Other contributors are Verne C. McCutchan, State Mine Inspector of Arizona; J. C. “Buck” O’Donnell, of...Assaying and the Art of Salting 33 Custom Assaying Mine Assaying Salting The Growth of the Mining Districts...108 Mining Claims Washing The New Almaden Mercury Mine Sluices Disposition of Gold Dust III 113 118 121...VIII: Colorado Mining Days The Pikes Peak Gold Rush Mine Operations Present and Past The Western Miner and |  | | Book | | Elementary 39 Elect. Colliery Practice . Mine-Surveying . . Mine Air, Investigation of. Mining Law . . Blasting...LARSEN J. RIEMER . . J. G. LAWN, A. R.S. M. - Mine Accounts º7 PROF. JAMES PARK, F. G.S. - - $3... hilly. - ACCIÓN (Port. accão), (1) share in a mine, etc.; a industrial, share; a. librada, paid-up...atecas; any one who bails a mine. ACHICAR, to bail water out of a mine, to clear it of water, to drain... see achicador. ACHIQUE, bailing water out of a mine, see achicar. ACHUA, Chile, a small earthenware |  | | Book | | Archeocyathinae, 215 Permian fusulinids, 217 Red beds, 220 Coal, 220 Glaciations, Cretaceous Desert 224 paleotemperatures...pole and a magnetic axis. This magnetization is a natas fossil magnetism, or natural remanent loose...plotted as dots on the lower hemisphere of an equal-area net. The method of specifying ting them 4.04. ...description of the rock sequence in a particular region, but skill of a different order is required to...Quaternary period the earth’s magnetic field in the area under consideration was probably in the state represented |
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