 | Dini, Andrea, Vincenzo, Gianfranco Di, Ruggieri, Giovanni, Rayner, Jeffrey, Lattanzi, Pierfranco (2005) Monte Ollasteddu, a new gold discovery in the Variscan basement of Sardinia (Italy): first isotopic (40Ar−39Ar, Pb) and fluid inclusion data. Mineralium Deposita, 40 (3) 337-346 doi:10.1007/s00126-005-0021-y | Journal (article/letter/editorial) | | Lattanzi Monte Ollasteddu, a new gold discovery in the Variscan basement of Sardinia (Italy): first isotopic...October 2005 Springer-Verlag 2005 Abstract The Monte Ollasteddu deposit represents a major gold discovery...discovery in the Variscan basement of southeastern Sardinia. Gold occurs in late-Variscan extensional brittle...meta-sedimentary, rocks. The vein mineralogy is dominated by quartz; arsenopyrite is the main sulphide. Reconnaissance...with literature data for Variscan deposits of Sardinia, and for European Variscan gold deposits. Fluid |  | | Journal (article/letter/editorial) | | for the Origin of the Barite Depositsfrom Sardinia,Italy M. BARBIERI, U. MASI, AND L. TOLOMEO Istitutodi...Universitci di Roma,CittciUniversitaria,00100 Rome,Italy Abstract The Sr contentof 137 samples of barite...karstandhydrothermal deposits of post-Cambrian agein Sardinia. Sr isotopecomposition of selectedsamples of ...derivedfroma marineprecursorsuchasthe Cambrian In Sardinia, fluorite and barite occur as gangue stratiformbarite...Sardiniatwo major kindsof ore depositscanbe barite, quartz,and calcite,the abundanceof each distinguished |  | Naitza, Stefano, Conte, Aida Maria, Cuccuru, Stefano, Oggiano, Giacomo, Secchi, Francesco, Tecce, Francesca (2017) A Late Variscan tin province associated to the ilmenite-series granites of the Sardinian Batholith (Italy): The Sn and Mo mineralisation around the Monte Linas ferroan granite. Ore Geology Reviews, 80. 1259-1278 doi:10.1016/j.oregeorev.2016.09.013 | Journal (article/letter/editorial) | | Variscan tin province associated to the ilmenite-series granites of the Sardinian Batholith (Italy): The Sn...Sn and Mo mineralisation around the Monte Linas ferroan granite S. Naitza, A.M. Conte, S. Cuccuru, G....Variscan tin province associated to the ilmenite-series granites of the Sardinian Batholith (Italy): The Sn...Sn and Mo mineralisation around the Monte Linas ferroan granite, Ore Geology Reviews (2016), doi: 10.1016/j...Variscan tin province associated to the ilmenite-series granites of the Sardinian Batholith (Italy): the Sn |  | | Journal (article/letter/editorial) | | acanthite paramorph after argentite from the Rayes mine, Guanajuato, Mexico. Francis Benjamin specimen,...Hill occurrence in Davidson County, and the McMakin mine in Cabarrus County (Genth 1891); and mines of the...Creek County; localities included the Pelican-Dive mine (with later, apparently primary, acanthite crystals...of mining in the Enterprise mine, Dolores County, and the Molly Gibson mine of the Aspen district, Pitkin...particularly abundant mineral in the Silverton district, San Juan County, it has been reported as brilliant black |  | | Journal (article/letter/editorial) | | and Senderens's met hod. Z. K. Pyrrhotites from Sardinia. AURELIO SERRA( A t t i R. Accad. Liizcei, 1907...(11) Baccu Arrodas, Sarrabus, D 4.64 ; (111) Monte Narba, Sarrabus, D 4-54 ; (IV) Giovanni Bonu, Sarrabus...flesh-red orthoclase, greenish-white oligoclase, and quartz. The violet-blue, rounded crystals of yttrocerite...weathering. L. J. S. Anapaite and other Minerals from South Russia. P. TSCHIR(Zeitsch. Kryst. Min., 1907, 43...(Abstr., 1897, ii, 411) is found in a manganese mine a t Jakobsberg, Sweden, embedded, with schefferite |  | | Book | | Several specimens of a particular mineral, e.g. quartz, may vary not only in colour (see plates) but also...graphite. The basic element of the commonest mineral — quartz — is silica (SiO,), a compound of silicon and oxygen...— some 40-50 — are generally rock-forming, e.g. quartz, felspar, mica, pyroxene, amphibole and olivine...At a later stage they often become filled with quartz, agate or chalcedony. The largest part of the gases...walls of the fissures. Well known minerals, such as quartz and calcite, originate at this stage and are known | | | Book | | Rigby Limited 30 North Terrace, Kent Town Adelaide, South Australia 5067 Printed in Czechoslovakia by Svoboda...Several specimens of a particular mineral, e.g. quartz, may vary not only in colour (see plates) but also...graphite. The basic element of the commonest mineral quartz — is silica (SiO2), a compound of silicon and oxygen...— some 40-50 — are generally rock-forming, e.g. quartz, felspar, mica, pyroxene, amphi bole and olivine...At a later stage they often become filled with quartz, agate or chalcedony. The largest part of the gases |  | | Journal (article/letter/editorial) | | Precambrian age. These metasediments consist of quartz– sericite schists and chloritic schists with calc-silicate...of the flat-topped hills in the vicinity of the mine are believed to be remnants of sheets of travertine...in a mobile belt; no known primary source 8. New South Wales: in Phanerozoic conglomerates in a mobile...underlain both by Archaean crust of the Superior Province, locally with its Huronian sedimentary cover:...sufficiently frequent that efforts were made to mine them in their own right. (Remember that much of |  | | Report (issue) | | Canada . . . . . 2 3 Australasia: New South Wales ; Queensland ; South Australia ; Tasmania ; Vi c t o r...(including Silesia) ; Greece ; H u n gary ; Italy and Sardinia ; Norway ; Portugal ; Spain ; Sweden . 6...France . . . . Great Britain I . . . Greece . . . . Italy • • • • . . Norway . . Spainand Portugal• . Russia...5) i n France, 75o i n North Germany, 812.5 in South Germany, and 82o i n Austria. A n y silver-copper...produced silver may be mentioned East Huel Rose lead mine (yield from 1852 to 1861 was 260,721 oz.), and West |  | | Journal (article/letter/editorial) | | traversed by numerous fissures, which are filled with quartz, cdcspar, and ferric oxide. Dilute hydrochloric...amorphous coal. Occurrence of Anthracite in an Iron Mine in Norberg, R ~ M f.Min., 1,1880, Ref. 158).-This...depth o f about 20 meters in the small Kallmora mine in north-east Norberg. It originates from a black...and Euosmite. H. W. Minerals of the Sarrabus Mine, Sardinia. By A. RICHARD (Ja7trb.j.. Mi%. 1880, 1, Ref...mining district of Sarrabus in Sardinia yields from three veins, Monte Narba, Giovanni Bono, and Bacca Arrodas |  | | Book (volume) | | Spain by F. Vazquez Guzman Portugal by D. Thadeu Italy by P. Zuffardi European part of the U.S.S.R. by...phosphates, borates, potash, salt, diamond, graphite, quartz, calcite, mica, feldspar, asbestos, talc, barite...Southwest Europe embraces France, Spain, Portugal and Italy. Each volume has an introductory chapter of the...Cordillera Pyreneo-Proven!yal chain Corsica and Sardinia . Mineralization in relation to tectonic evolution...district Aznalc6llar . Sotiel . Rio Tinto mines. San Telma . Lomero-Poyatos. Maria Luisa Mines of the |  | | Book | | (Federal Republic of, FRG) Great Britain Ireland Italy Netherlands Norway Portugal Spain Sweden Swi~erland...comparative ethnology include areas of North and South America and of Polynesia for comparison. The Museum...Mineralogical Museum, University of Bonn. 22 Quartz (Rock crystal), of Dauphine habit, from the classic...Senarmontite Cassiterite Cassiterite Manganite Scheelite South Africa St Andreasberg, Harz, FRG Shikoku, Japan...Saxony, GDR llfeld, Harz, GDR Rio Marina, Elba, Italy Schneeberg, Saxony, GD R Wolfsberg, Harz, GDR Freiberg |  | | Journal (article/letter/editorial) | | flattened on { 11 1 }. areas, including much of western South America, specifically that portion domCrystals rarely... occurring together) from the Calumet and Hecla mine. Excepment in the oxide zones of a variety of metal...collected from surface exposures near the Copper Falls mine, associations and include those containing other...minerals, Keweenaw County. barite, fluorite, and quartz and those characterized by nickel The search for...major Acton mine, York County, the Deer collections. One state that is draped in a silIsle mine, and the |  | | Book | | known to humankind since prehistoric times such as quartz and gold, but also minerals first described quite...Crystals up to 140mm (5'A in) long occurred in the Ray mine and in Bisbce, Arizona, USA. Very fine spincl-law...to 100 mm (4 in) long, come also from the San Gcnaro Mine in Huancavclica and Uchucchaqua, Peru. New...secondary. It occurs with pyrite, arsenopyrite, quartz, sylvanite. calaverite. krennerite and other minerals...many localities in California, USA (Colorado Quartz mine. Nigger Hill and others). Fine leaf gold comes |  | | Book | | known to 1umankind since prehistoric times such as quartz 1nd gold, but also ~minerals first described quite...Crystals up to 140mm (5½ in) long occurred in the Ray mine and in Bisbee, Arizona, USA. Very fine spinel-law...to 100 mm (4 in) long, come also from the San Genaro Mine in Huancavelica and Uchucchaqua, Peru. New...Dorado, California, US.A. Gold, 68 mm, Eagle's Nest Mine, California, US.A. Gold gold on it. Typical aggregates...secondary. It occurs with pyrite, arsenopyrite, quartz, sylvanite, calaverite, krennerite and other minerals |  | | Journal (article/letter/editorial) | | now Detailed studms on fluid lnclusmns m capped quartz show t h a t the fluid phases may oscillate m sallmty...kaolinite and mica and chlorite, all m the presence of quartz Other mineral species such as flhte or montmorlllomte...the mma-kaohmte equlhbna, all m the presence of quartz Reactmn (5) mdmates chlonhzatmn of mica Curves...homogemzatmn temperature has been measured on either quartz or calcite or is only derived from petrologmal...fitting the feldspar-mma-quartz assemblage reasonably well coemstmg quartz or calcite (e g, Ramsbeck | | | Book | | Several specimens of a particular mineral, e.g. quartz, may vary not only in colour (see plates) but also...graphite. The basic element of the commonest mineral - quartz - is silica (SiO 2), a compound of silicon and...- some 40-50 - are generally rock-forming, e.g. quartz, felspar, mica, pyroxene, amphibole and olivine...At a later stage they often become filled with quartz, agate or chalcedony. The largest part of the gases...the fiss,u·cs. \Xlell known n1.ineruls, such as quartz nnd -:nlcitt', originate at this stage and are |  | | Journal (issue) | | mining claims in mining for amazonite and smoky quartz crystals. Last season we learned the structures...preparing some world-class amazonite and smoky quartz for· even more collectors. (Continues on page 2)...situation seems to have been noted at the Husky mine in Canada. Regarding the current status of this...Colorado Calumet claims all the way to the Two Point mine. As far as I know, this area is un-comparable to...&it (swth) from 1-405. On Bristol - Just South of the South Cowl Plaza Shopping Center. MartinZinn Expositions |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...very old origin, often without lrnown source. e.g. quartz or cinnabar. Current practice most often names...polished mineral surface, expressed in clase. 7 - quartz. 8 - topaz, 9 - corundum, 10 - dia- percentage...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 |  | | Book (edition) | | MEXICO GOLD AND : SILVER COPPER Mercury TIN SOUTH AMERICA . BRAZIL GoLmp OrHER . METALS Cyalibal...Penney : 11.—Profile section across ‘Last Chance”. Mine, Utah 12.—Section of Argentiferous Sandstone bed...Knockmahon, tee 37.—Fragment of lode, Bergmannstrost Mine, Clausthal 38.—“ Pebble,” Huelgoét. 39.—Section...intersections of joints 52.—Section of “barrel” quartz vein 53.—Ideal section of saddle reefs 54,—Section...Extended Hustlers’ Mins 55.—Section across New Chum Mine 56.—Diagrammatic section across Broken Hill Tage |  | | Book (edition) | | HEIDELBERG • LONDON NEW YORK • OXFORD • PARIS • SAN DIEGO SAN FRANCISCO • SINGAPORE • SYDNEY • TOKYO Elsevier...example for such a situations can be seen in euhedral quartz crystals embedded in the sulfide matrix of fossil...normally contain amorphous silica/opal rather than quartz in its initial stages, as is the case in modern...displaying various colours under XPL; euhedral quartz shows milky internal reflections. Internal Reflections...Late proustite (red internal reflections) filling quartz druse (milky); dike filling. Right (third from |  | | Book (volume) | | and the corresponding citation (Hudson Bay 309 mine). in Ref. 4, line Z, for 670 read 676. 310 in...preferred position. in the figure labeled 461 San Jose, Bolivia, for the brachydome v read w. insert...5, for Black Forest read Odenwald. for Rhine Province read Westphalia. for in the Tirol read, Salzburg...say that this guarantee did much to deterrepaid. mine the award of the grant. To Mr. W. 0. Wiley, Chairman...chemical variations. In some special instances (as in quartz and corundum), however, long usage has established |  | | Book (edition) | | Heidelberg – London – New York – Oxford – Paris San Diego – San Francisco – Singapore – Sydney – Tokyo Elsevier...Metal : Oxygen = 1:2 (MO2 and related compounds) Quartz IV/D.01-10 Silica, amorphous IV/D.01-80 Rutile...reaction rim of argentite (greenish grey); Monte Narba, Sardinia, Italy [b]; Nic. // Anhedral silver (medium...scratches) in galena (dark, some scratches); Monte Narba, Sardinia, Italy [b]; Nic. + Myrmekitic intergrowth of...Reflections: Reflectance [%]: Anisotropy: Pleochroism: quartz veins, alluvial deposits gold-yellow, silver-white |  | | Journal (issue) | | perpuovi luoghi di ritrova :E E O ini abbonamenti": MINE Sode Verla GmbH • Postfach 405 • D- E' uscito...Francia e in parte alla fonderia del Cocomero sul Monte Argentario (D' Achiardi, J 873). Successivamente...Peretai1e, a new minerai from Pereta, Tuscany, Italy. American Mineralogisr. 65, 936-939. • COQUAND...second world occurrence of mopungite from thc Pereta mine, Tuscany. ltaly. A11i Soc. Tosc. Scienze Nat., 94... B., TAZZIN! M., (1984): Minerals of the Pereta mine, Tuscany. ltaly. Mi11eralogical Record, l, 19-26 |  | | Book | | Denmark . Egypt France Germany Hungary Israel . Italy Japan. Kazakhstan Republic Netherlands New Zealand...available for exchange. Open to the public: No. South Australian Museum North Terrace, Adelaide SA 5000...Monday to Friday 9:00 to 17:00. University of South Australia Department of Geology, Smith Road, Salisbury...Queensland Museum Grey St., South Brisbane, QLD 4101; postal address: P.O. Box 3300, South Brisbane, QLD 4101...Queensland Gold collection, including crystal gold; South East Queensland Iris Agate collection. Uses and |
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