 | | | | aragonite, dolomite, siderite, rhodochrosite, malachite, azurite, gypsum, anhydrite, baryte, apatite,...p. 234 Green chlorite (pale green), p. 208 malachite (green), p. 158 turquoise (greenish blue), p...Fine marble (p. 294) quartzite (p. 294) granite gneiss (p. 290) quartzite (p. 296) Beginner's Guide to...schist (p. 286) quartzite (p. 286) Dark amphibole gneiss (p. 280) slate (p. 284) serpentinite (p. 298)...Township, Cochrane District, Ontario; Darwin Mine, McMurray Township, Algoma District, Ontario; nuggets |  | | Catalog/List | | PERlCLrNE Italy, Austria, Switzerland Alpine areas. Fine large white twin crystals on gneiss PERISTERITE Canada...silicate. Connecticut Canaan , New England Lime quarry. Fl. White crystal prisms in dolomitic marble ................. . Pennsylvania Easton, Williams quarry. White fibrous with calcite, asbestos-like. New...display specimens ... New Jersey Paterson, Lower New Street quarry. White trapezohedral crystals in groups...Lead sulfate. Arizona Cochise County, Swisshelm district. Rich gray-to-tan replacement of galena with nodular |  | | Catalog/List | | Zeolite lxl £5 166 II: ■ GISMONDINE Green road Quarry, Ballyclare, County Antrim Chalk')' white areas...mass Ix½ £5 Ix! £8 Fe Sb S 370 ■■ HAINITE Bortolan Quarry, Pocos de Caldas Minas Gerais, Small fawn fibres...plates on rock matrix,. thin 2x3 £12 Longvale quarry Mendocino County California USA 11. HEMATITE very...crystals all over lx2 matrix Bleiberg Carinthia Austria £ 10 • 17. HYDROXYL-HERDERITE pinkish brown crystal...size. crystals about 1cm average size £35 18. MALACHITE attractive cut and polished piece a bit larger |  | | Book | | 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...symmetr:y ar:e no longer: present (Fig. 16a, p. 93). A lower: cr:ystallogr:aphic symmetr:y is often only shown...trigonal, but the true symmetr:y of dolomite is lower than that of calcite, as shown by different etch |  | | Book | | “Light of the Desert” (see page 117) Page 3: Malachite (see page 120) Page 6: Mimetite (see page 139)...process, new minerals and rocks are formed. RIGHT: Malachite with chrysocolla, Majdanpek, Serbia ¢ tixex7 cm...A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...carbonate) can react to form malachite (green copper carbonate). If malachite produced this way keeps the...OF A CHANGING PLANET Acasta (Hadean tonalite) gneiss, Slave craton, Northwest Territories, Canada * |  | | Journal (article/letter/editorial) | | sphalerite is a lead-silver mine in the Silverton district, San Juan County, Colo. The mineral occurs as...Eugene VanderWender, Harrington, Kent County, Del. District of Columbia—French Morgan, of Washington, D. C...another very unusual find of petrified wood, in the District this time, and within a half mile of where I live...Daytona Beach, Fla. The locality is a limestone quarry near south of Bradenton, Manatee County Fla. Georgia—A...Atlanta, Ga. Idaho—Good specimens of crystallized malachite, with calcite, occur in the Valley View copper |  | | Journal (article/letter/editorial) | | Murfreesboro, Pike Co., Ark. This is in the cinnabar district of Howard, Pike, and Clark Counties, Ark. This...Francisco, Calif., under the heading "Geology of Lower Lake Quadrangle" there appears the following statement—...us—both were from the famous Gillette pegmatite quarry, Haddam Neck, Middlesex Co., Conn. One specimen...deep purple fluorite occur in the Branford granite-gneiss exposed in excavations at the southeast side of...what is apparently a crush zone in the granite-gneiss adjacent to the Great Fault between the Triassic |  | | Book | | distinct bands which help to identify the rock. ■10 Gneiss is similar but contains less mica — it may have... . _ a Basalt Slate Schist 16 Phyllite Gneiss Homfels 17 Quartzite Marble Skam 18 Sedimentary...described. Botryoidal: like a bunch of grapes as in malachite Reniform: kidney-shaped as in hematite Mammillary:...the fixed index (the ordinary ray) at a higher or lower reading than the moveable (extraordinary) ray. Where...copper gives a blue or green as in turquoise and malachite. Colour may be altered by heating or irradiation |  | | Book | | with a succession of reel beds, the Doompoort. Klein Aub and Eskadron Fomrntions. Redbed copper-silver...mineralisation occurs in 1-m-thick grey shale layers at the Klein Aub Mine (2% copper, 50 ppm silver, up to I ppm...uranium occurs in the Huab Metamorphic Complex {fam1 Klein Tutura), mid fluorite (Miiller's Mine) midvolcanogeniccopper(Ubib...- Kalkfeld, tin - Brandberg. aquamarine. topaz- Klein Spitzkop. All alkali granites have potential for...occurred 130 million years ago (Milner, 1988). Lower Cretaceous sediments have been intersected offshore |  | | Journal (issue) | | 3 /# l D ohrm ann G old collec tion, G illette quarry (CT), Spanish fluorite $12 H ouston M useum Catalog...contain hemimorphite, hydrozincite and sparse malachite, but the paragenetic relationship of these minerals...mm in maximum dimension. It is associated with malachite and rosasite, and is deposited on calcite and...solution vugs in calcite. It is associated with malachite, devilline, friedelite, and locally hemimorphite...across; specimen C 0 2 4 1 . than that of the malachite with which it is associated. Brucite Mg(OH)2 Brucite |  | | Journal (article/letter/editorial) | | been used in breakwaters and came from Prospect quarry, near Parramatta in western Sydney. Unlike today...today, at that time the area around the quarry was bushland and well away from the demographic center of...ships that anchored nearby. These included garnet gneiss from South America. Later, in his teenage years...Gulf, Emmaville, New South Wales. Figure 10. Malachite (32 × 21 cm; D50673), Great Cobar mine, Cobar...(1912); his first specimens (almandine-bearing gneiss from South America, gold in quartz from north Queensland |  | | Book | | lazurite (blue), p. 236 sodalite (blue), p. 234 malachite (green), p. 158 turquoise (greenish blue), p...Colour Coarse Fine Light marble (p. 294) granite gneiss (p. 290) quartzite (p. 296) quartzite (p. 294)...schist (p. 286) quartzite (p. 286) Dark amphibole gneiss {p. 280) slate {p. 284) serpentinite (p. 298)...McIntyre Mine, Timmins, Tisdale Tp., Cochrane District, Ontario. Width of specimen: 10 cm Pyrite (fool's...Ontario; Darwin Mine, McMUJTay Township, Algon1a District, Onta1io; nuggets occur in placer deposits in |  | | Catalog/List | | PERICLINE Italy, Austria, Switzerland Alpine areas Fine large white twin xls on gneiss with chlorite ....CUPRODESCLOIZITE South West Africa Tsumeb, Otavi-Bergland district Yellow green massive coating descloizite crystals...kasolite and renardite on and in cavities in malachite R. DYSANALYTE Calcium columbate titanate Germany........ Washington Skagit County, Twin Sis ters district Pure green vitreous mass with minor magnetite...silicate Pennsylvania Lancaster Co. , Cedar Hill quarry Pale green waxy massive intergrown with tan colored |  | | Journal (article/letter/editorial) | | mineralization at Flatschach (Eastern Alps), Austria Johann G. Raith 1 & Thomas Leitner 3 & Werner H...mineralization in the historic Flatschach mining district (Styria, Austria) occurs in a NE–SW to NNE–WSW oriented...Leoben, Leoben, Austria 2 Pezoltgasse 46, A-5020 Salzburg, Austria 3 Salinen Austria AG, Bad Aussee...Aussee, Austria chalcopyrite with pyrite or arsenopyrite. Sericite-carbonate alteration is developed around...composition of gold. Unique about the Flatschach district is the lower-temperature overprint of copper arsenides |  | | Book | | geographically: the Northern (Upper) and the Southern (Lower) Peninsulas, which, to a considerable degree, are...basalt became greenstone; granite became granitic gneiss; sandstone was converted to quartzite; limestone...MISSISSIPPIAN □ DEVONIAN SILURIAN ORDOVICIAN □ CAMBRIAN ■ LOWER PROTEROZIC 0 MIDDLE PROTEAOZIC ARCHEAN Figur...Oronto Group a.. 3: co w C: _J 0 0 Marquette Iron District, Baraga and Marquette Counties diabase dikes...dikes diabase dikes Portage Lake Volcanics Lower Keweenawan Kallander Creek Formation ---------------------------Siemens |  | | Catalog/List | | chlorophosphate New Ham.12shire Graf ton Center, Ruggles quarry ...... Olive green masses in pegmatite ...... ARAGONITE...with malachite ........... Arizona Yavapai County, Bagdad Rich thin blue vein masses with malachite and...crystalled on quartz and calcite with ...... . malachite and minor sulfides ...... lxl" 5.00 AUTUNITE...$1. 50. New Mexico Socorro County, Hansonberg district Large white crystal sections, select ....... ...................... . Southern Rhodesia Miami district Yellow-green hexagonal crystal prisms from l" |  | | Book | | MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...in 2002 in a calcite-carbonatite vein intruding gneiss, together with very large Baveno-law-twinned crystals...1991). Simdeled, Aust-Agder. Early in 1999, in a quarry near S~ndeled, collectors opened a pocket containing |  | | Journal (article/letter/editorial) | | Gilgen Windows Alps-The Hallein District I . Alps-The Hallein District II . Alps-The Lammertal and Gosau...7: Schieferhulle and Gneiss-lamellae of the Molltal ... Day 8: The Central Gneiss Day 9: Altkristallin...eiss-lamella (4) at Raufen (Day 7) ... T he Central Gneiss nea r the Reisseck hut (Day 8) .. . The geology...Geologists' Association 1966 Field Meeting in Austria. The form of the orig inal Guide has been retained...of one of the numerous good tourist guides to Austria. The present Guide is intended for use in conjunction |  | | Book | | xiii Ruby Cerussite 46 Sapphire Quartz Malachite 47 Azurite 48 Rock crystal 88 Selenite 52...yielded enormous crystals weighing many tons. At lower temperatures than that at which pegmatites are formed...where the banding is coarse the rock is known as gneiss, and the more finely-layered rock is called schist...which may form hummocky (botryoidal) aggregates (malachite is a good example), and thin platy crystals are...on the fact that a mineral sinks in a liquid of lower specific gravity than itself, floats in one of higher |  | | Book (edition) | | scale to soapstone at the other. There is a still lower limit in liquids and gases; but of the hardness...the planes of the trisoctahedron in Fig. 21. The lower one of the three on the upper front solid angle...by a constant ratio, and the expression for the lower right one of the six planes will be 3c f & la. By...being here directly over those suppressed in the lower pyramid. APATITE. If the student will shade over...of the upper pyramid alternate with those of the lower; but -this kind occurs only in the rhombohedral |  | | Journal (issue) | | material is said to have been found at Jaurez, Lower California. T h e so-called Tiree marble, which...little value in repeating what may well be local quarry names. In general there are two main types of nomenclature...nomenclature, one consisting of the name of the quarry and the other referring in some manner to the colour...in recent years is obtained from workings on the lower flanks of the Asyut mountains, some twenty miles...south of San Diego lie the Pedrara quarries of Lower California, Mexico, where a deposit of stalagmitic | | | | | Australia, at Mount Morgan Mine, from Chartres Towers district, from Hillgrove, from Hill End, and large production...U.S., nice bladed crystals occur in the Darwin district, Inyo County, California; also at Antimony Peak...California; and large crystals come from the Rand district, San Bernardino County. Long crystals at Manhattan...In U.S., very abundant in Tri-State lead-zinc district as cockscomb forms. Very excellent cockscomb crystals...found in schists at Mitterberg, Austria, and in the Trentino district, Italy. 40 Arsenopyrite (Metallic |  | | Book (edition) | | Chartres In Australia, at Mount Morgan Towers district, from Hillgrove, from Hill End, and large production...U.S., nice bladed crystals occur in the Darwin district, Inyo County, California; also at Antimony Peak...California; and large crystals come from the Rand district, San Bernardino County. Long crystals at Manhattan...U.S., very abundant in Tri-State lead-zine district as cockscomb forms. Very excellent cockscomb...found in schists at Mitterberg, Austria, and in the Trentino district, Italy. 3x : Arsenopyrite (Metallic |  | | Journal (issue) | | MONTHLY Contents for May, 1945 CHIPS FROM THE QUARRY ................................................................................... GLOGCNITZ, AUSTRIA, CAPTURED BY RUSSIANS ........................................... .... ......... CHIPS FROM THE QUARRY ............. . .................................and slag attached, some of which has altered to malachite. 3. Coal Slag. Pieces of clinker containing Mansfield...familiar minerals. This Revere metal fire brick with lower part s]agged like icicles) with Mansfield Coal turns |  | | Book | | occurrence of four main glaciations or ice ages; the Lower Pleistocene having the Gunz and Mindel glaciations...rocks. Also the upper beds are newer than those lower down, i.e. 1 is newer or more recent that 2, likewise...termed “panning” of the streams running across lower alluvial terrain. In fact this could well have been...copper ore was worked by adits as at Mitterberg, Austria, whereas older mines used shafts as at Rudna Glava... 18 PREHISTORIC MINING AND ALLIED INDUSTRIES Austria also used adits. Unfortunately there are no records |
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Gneiss quarry, Ebersdorf, Klein-Pöchlarn, Melk District, Lower Austria, Austria