 | | Journal (article/letter/editorial) | | amblygonite, 414. Drachenfels, Pfalz, alkali feldspar, 489. Dreiser Weiher, Eifel, spinel-lherzolite...Upnor, Kent. Cornwall Bosahan quarry, Falmoath, biotite, 21o. Dean quarry, Coverack, The Lizard, analcime...Goedog, Harlech, Merioneth, basaluminite 291. SCO'I LAND Aberdeen, biotite, 6o6. Gribun, Mull, plumbogummite...omphacite, 61. Slieve Gullion, Armagh, alkali feldspar, 489. France Le Puy, IIaute-Loire, spinel-lherzolite...orthoclase, 489. Schyn-Schhtcht, Grisons, albite, I56. Austria (Osterreich) Burgstein, Oetztal, omphacite, 61 |  | | Journal (article/letter/editorial) | | Michigan, Ann Arbor, Mich.) The Micanite pegmatite district lies across the Park-Fremont County line in south-central...village of Micanite. The pegmatite of the Micanite district contains unusually large 378 ROCKS AND MINERALS...Idaho, is operating a cobalt mine in the Blackbird district of Lemhi Co., Idaho. This mine is reported to...being made to construct a large cobalt refinery on land near the American Smelting & Refinery C o s Garfield...installed at the above cobalt mine." (Ed. Note:—Cobaltite, as reddish gray grains, crystals, and masses |  | | Journal (article/letter/editorial) | | I56; see also alkali feldspar. ALIEV (R. M.), see KASHKAI(M.-A.), 929. Alkali feldspar, variation of ~o~...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...Zealand, grandidierite, 615. Blende, Algeria, Austria, Congo, France, Greece Spain, Yugoslavia, cathodoluminescence...Boolcoomatta, South Australia, alkali feldspar, anal., d2oi, 489. Bosahan quarry, Falmouth, Cornwall, biotite |  | | Book | | glassy grains quartz, and the yellowish grains feldspar. The whole specimen is called granite. Limestone...rock consisting of several minerals, of w.hich feldspar, quartz, and mica are the main constituents. Quartzite...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...(NaCl), pyrite (FeS ), 2 magnesite (MgC03), potash feldspar (KA1Si 30 ), are mineral 8 examples, whilst hydrochlo_ric...adularia, Fig. 23 augite and hornblende, Fig. 24 feldspar; triclink Pl. 44 microcline, Fig. 8 albite. No |  | | | | marcasite, pyrrhotite, pentlandite, stibnite, cobaltite, arsenopyrite, molybdenite, galena are included...vesuvianite, rhodonite, beryl, tourmaline, mica, feldspar, nepheline, zeolite, sodalite, bonded in a group... e.g., gypsum Vitreous: glassy, e.g., quartz, feldspar Transparency: Passing of Light Transparency is...2 gypsum, 3 calcite, 4 fluorite, 5 apatite, 6 feldspar, 7 quartz, 8 topaz, 9 corundum, 10 diamond. For...minerals more or less denser than common quartz or feldspar (2.6 g/cm*). Baryte and fluorite are much heavier |  | | Journal (article/letter/editorial) | | Hydrothermal Cu-Bi veinlets in the Kizhnica andesite quarry consist of Bi sulfosalts (bismuthinite, cosalite...sulfarsenides (arsenopyrite, gersdorffite, and cobaltite), base metal sulfides (chalcopyrite, pyrite, sphalerite...Kizhnica andesite quarry and Bi-Au-Cu-Te mineralization from hornfels north of the quarry. The results give...field (hornblende-biotite porphyry andesite and feldspar porphyry andesite). Three NNW-SSE tectonic zones...first locality is the active Kizhnica andesite quarry, which contains veinlets with polymetallic mineralization |  | | Catalog/List | | Cos C \,r 51 ■■ CHAYESITE Pauliberg, Burgerland Austria ,/ Dark blue single 2mm crystals on rock,a) one...areas of good small crystals lxl £4 lx2 £8 f ■ COBALTITE Boliden Mine, North Sweden rich fine-grained grey...Zcolite Ix! £4 lx2 £8 2x2£16 26) ■ MAGADIITE Aris Quarry, near Windhoek,Namibia / White micro snow-flakes...SiO 220 ■ MENDIPITE ✓~ CaAISiOC0/3 Merehend Quarry, Mendips Somerset Very rich white to pinkish faintly...fluorescence lxl£3 lx2£5 FLUORESCEN'. ■ SCHEELITE Penlee Quarry, Newlyn,Cornwall creamy spots in chlorite. Fluorescent |  | | Book | | of 1nica, glassy grains of quartz, and yellow feldspar all forged in the fiery heat of the earth's deep...granite-like rock displays orbicular layers of pale feldspar and dark biotite. (Bottom) Most forms of onyx...CONTINENTS AND PLATES The division of the world into land and sea seems so natural and so timeless that it...(million years ago) at the end of the Permian, all land was joined in one supercontinent geologists named...ones potassium feldspar. muscovite mica, potassium-feldspar and plagioclase feldspar. This sequence |  | | Journal (issue) | | Mandarino Famous mineral localities: The Annaberg District, Lower A u stria ...............................(1972) gives a detailed description of this unique quarry and its yttrium-niobiumbismuth-vanadium mineral...Hechtsberg quarry, Hausach NAMIBIA 10Khorixas UNITED STATES 3Stewart mine, Pala district, California...or pneumatolytic origin Mica Lode-Meyers Ranch quarry, 8-Mile Park, Colorado Beyerite, schumacherite...schumacherite Pegmatite 4 White Queen mine, Pala district, California NEW OCCURRENCES Pucher shaft, Schneeberg |  | | Report (issue) | | molybdenum deposit...................... Pass Lake Road quarry. . . . . . . . . . . . . . . . . . . . . . . ....43 43 - iii CONTENTS (cont.) Page Eagle Lake quarry . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . Greer Lake quarry............ . . . . . . . . . . . . . . . . . ...magnetic orebody was obtained in 1856 by the provincial land surveyer, A. P. Salter, while engaged in running...41 I/7 W; 41 I/10 E, W; 41 I/11 E, W. Sudbury district Vermilion River Placers NATIVE GOLD. As fine dust |  | | Book | | formed in various ways. The well-known minerals feldspar, quartz and mica derive from gases, generally...as parageneses, e.g. feldspar and quartz. Others exclude each other, e.g. feldspar and rock salt. Most...scratched talc gypsum calcite fluorspar apatite feldspar quartz topaz corundum diamond Resistance to Grinding...than the rock forming minerals, such as quartz or feldspar. That is why they are deposited by flowing river...bornite, bournonite, covellite, tetrahedrite, cobaltite, chalcocite, chalcopyrite, lollingite, pyrrhotite |  | | Book | | marcasite, pytThotite, pentlandite, stibnite, cobaltite, arsenopyrite, molybdenite, galena are included...talc, clay, cb.rysotile, ch tysocolla, quartz, feldspar, nepheline, zeolite, sodalite, lazurite are the...e.g., gypstun Vitreous: glassy, e.g., quartz, feldspar Transparency: Passing of Light Transparency is...gypsun1, 3 calcite, 4 fl uorite, 5 apatite, 6 feldspar, 7 quartz, 8 topaz, 9 corundu1n, I Odia1nond....1ninerals more or less denser than common quartz or feldspar (2.6 g/cn1 3). Baryte and fluorite are n1uch heavier |  | | Journal (article/letter/editorial) | | solid-state mobilisation of chalcopyrite and cobaltite. This study illustrates the significant potential...Alps (Goldfarb et al., 2001). The Eastern Alps of Austria feature Au deposits of Alpine age characterized...HBSZ. The most significant mineralization is a Cu district in the middle of the Highis Massif that comprises...Other prospects include a phyllonite-hosted Cu district at Secas – Valea Prundului and an area with pyrite...in medieval times (Brana, 1958). In the Highis district, the ore comprises chiefly chalcopyrite and pyrite |  | | Book | | black rock, containing no quartz but rich in the feldspar minerals pyroxene and olivine. Old basalts with...intrusive rocks contain large crystals, often of the feldspar group and are known as porphyries. The individual...traprock is diabase in which lath-like crystals of feldspar grow first and darker minerals grow round them...structure. It contains mostly quartz and orthoclase feldspar with some smaller amounts of a darker mineral...rocks are poor in quartz but rich in plagioclase feldspar. Darker and even poorer in silica than diorite |  | | Journal (article/letter/editorial) | | neW DATA On MIneRALs fROM THe KeWeenAW cOPPeR DIsTRIcT, MIcHIcAn. T. W. Buchholz1, A. U. Falster2, W...several minerals not previously reported from the district. Noting the suggestion of the possible occurrence...were analyzed by EMP and are an intergrowth of cobaltite, (Co0.771Fe0.158Ni0.047Cu0.023)S0.999(As0.994S1...in the interiors of all phases. Arsenopyrite, cobaltite, and safflorite have not been previously reported...landowners about mica production until he could buy their land. The principal market at that time seems to have |  | | 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...Hamilton Mound. A quarry is located in the NE 1/4 sec. 36 T*20N*R.6E.: potassium feldspar, quartz (massive...orthopyroxene (Laybourn 1979). Quarry Road quarry. A water-filled quarry and nearby spoils heap are in |  | | Book | | picked up on a beach, it is quartz, and yellow feldspar - not surprising that many people have all forged...CONTINENTS AND PLATES The division of the world into land and sea seems so natural and so timeless that it...(million years ago) at the end of the Permian, all land was joined in one supercontinent geologists named... beautifully simple life history for ranges on land, however, occur where terms. The Himalayas, the...to pose the same problems, because volcanoes on land produce only small volumes of lava. Yet not only |  | | Book | | Germany. There are important deposits in North Queens¬ land and New South Wales. Some bismuth occurs in Devon...is found in basalt at Disco Island, West Green¬ land and in small grains with pyrrhotite near Kassel...Australia at Kalgoorlie; in the Cripple Creek district, Teller Co., Colorado and in Calaveras Co., California...name is taken is Lolling, near Huttenberg, Carinthia, Austria; other localitiesarethe Harz Mountains, Saxony...Localities. Large crystal groups are found in Carinthia, Austria; in Trentino, Italy; and in Norway and Sweden |  | | Catalog/List | | lx½£5 ZnAs0/4 2 AEGIRINE Mount Malosa, Zomba District, Malawi Rich mass ofblnck crystal sections ,on...33 ANATASE Hingston Quarry,Comwall Black micro crystals in crystalline feldspar with minor fluorite...fluorite. X 20 needed 1.5cm £4 no/2 feldspar 37 ANCYLITE Ce Dark Star Mine,Ravalli County, Montana U.S.A Rich...grained mass in calcite .CeSr CO/3 Ix½ £2.50 Ix! £4 Feldspar 20 ANCYLITE Ce Mt Yukspor, Kola Russia colourless...distributed in Porphyry. lx2 £1.50 2x2 £3 2x3 £5 3x4 £8 Feldspar 44 ANDRADITE Benallt Mine,Lleyn ,Wales Andradite |  | | Report (edition) | | “old” Lime Bluff quarry, Muncy; right fibrous : tremolite, C. K. Williams quarry, Easton: bottom: calcite...oriented coatings of goethite, “old” Lime Bluff quarry, Muncy, (courtesy of Delbert L. Oswald) ADDITIONAL...edition of Mineral Collecting Cedar Hill in quarry where Dave had done IV much of his work PREFACE...owners of the land, from the quarry or mine operators before entering to collect. (Land ownership listed...compilation. Finally, we acknowledge the many quarry and property owners who have aided the authors |  | | Book (edition) | | polysynthetic Stannopalladinite Volynskite yes Cobaltite polysynthetic Cabriite Reflection Colour &...grey); Himmelsfürst Mine, Brand-Erbisdorf, Freiberg District, Erzgebirge, Sachsen, Germany (sample: Seifert);...quartz (dark grey); New Bullfrog Mine, Bullfrog District, Nye Co., Nevada, USA (sample: Witzke); PPL If...placers Kaietur Falls, Potaro River, Kangaruma District, Potaro-Siparuni Region, Guyana Chalcopyrite,... Zone Breches N-S, 49-51 m, Bleida, Bou Azzer District, Tazenakht, Ouarzazate Province, Souss-Massa-Draâ |  | | Journal (issue) | | include smoky quartz and feldspar. The locality, I believe, is a granite quarry. I have been told that...doubly terminated, on matrices of light colored feldspar. I didn't get the locality on these but assume...hear the area is quite dangerous, with a lot of land mines still in place from the civil war that occupied...there, but the owner doesn't allow collecting on 1is land. The long crystals were cut in about 1/2 to 3/4...freely and singly in a vug, from Brixlegg, Tyrol, Austria, which I bought (and had been hoping to get some |  | Mueller, A. G., Lawrance, L. M., Muhling, J., Pooley, G. D. (2012) Mineralogy and PTX Relationships of the Archean Hannan South Au-Cu (Co-Bi) Deposit, Kalgoorlie, Western Australia: Thermodynamic Constraints on the Formation of a Zoned Intrusion-Related Skarn. Economic Geology, 107 (1) 1-24 doi:10.2113/econgeo.107.1.1 | Journal (article/letter/editorial) | | reduction caused the deposition of pyrite, minor cobaltite, native gold, and bismuth minerals leading to...one distal Ag-Au-Pb-Zn deposit in the Kalgoorlie district and in the wider Yilgarn Craton. Much higher base...the intrusion-related deposits in the Kalgoorlie district, as they were either mined by open cut in the...Au-Cu and Ag-Pb-Zn Deposits in the Kalgoorlie District, Western Australia Deposit Host rock Alteration...bismuth minerals and selected chalcopyrite and cobaltite grains were reanalyzed using a five-spectrometer |  | | Catalog/List | | elongated crystal sections 1 to 2 inches long in feldspar. Viitanemi, Erajarvi ,Finland 2x3 not of course...One an inch long and several smaller in a grey feldspar small lx2 £18 l 11. SERPENTINE rock brown banded...pure metallic mass about 2x4 inches Ratnapure district SriLanka £15 18. BARITE very well formed single...mass with minor matrix. Collected late 1978, Dean Quarry ,second level, Lizard Cornwall Area of display...spheres with darker Namibite spheres (Hechtesberg Quarry, near Hausach,Germany) Ix half inch area of coverage |  | | Catalog/List | | £6 BaCa .C0/3 2 AEGIRINE Mount Malosa, Zomba District, Malawi 975 ALTHAUSITE Modum, Buskerud,Norway...Syenite Rock . Microprobed material lxl £1 lx2 £2 Feldspar ½" £4 Ix! £6 lx2 £12 2x2 £25 35 ■ ALBITE Hoydalen...quite well covering Basalt. lxl £4 lx2 £8 2x2 £16 Feldspar Ix I £1.50 lx2 £3 Zeolite 16 ALBITE Lauvland,...CaFeP0/4 lxl £1.50 lx2 £3 2x2 £4.50 2x3 £6.50 Feldspar 963 ALBITE Maine USA 811 ANATASE Tysse, Hardanger...3mm crystal on quartz TiO lxl £3 Ix2 £5 2x2 £10 feldspar £5 ····- ~-------·-·-- ·· -·· 1077 ■■ ALLOPHANE |
|
