 | | Catalog/List | | this location closed many years ago. Boyleston quarry Barrhead Scotland £6 54. ANALCIME good coverage...Russia £25 31. CHLORlTE dark green plates in Pyrrhotite with pyrite and one fassaite crystal section...covered all over but clearly visible, Union carbide Quarry, San Benito Co california £5 11 2. TYROLITE blue-green...green micros, good coverage on 1 .5cm Hingston Down Quarry £4 · ROCKS I 17. GARNET GNEISS quite rich pinkish...polished piece from Dean Quarry Lizard Cornwall small 2x3 £6 1 22. 123. ANDESITE grey mass with 2 to 3mm |  | | Journal (article/letter/editorial) | | euhedral rhombohedra have been found in basalt, andesite, and diabase. It is a rare constituent of mica...from a silicocarbonate sill exposed at the Francon quarry and from the alkali syenite complex notably exposed...of siderite after serandite from the Poudrette quarry, measuring 22.5 cm high (fig. 7). (Katherine Dunnell...astrophyllite, donnayite, fluorite, microcline, pyrrhotite, rhodochrosite, rutile, synchysite, and zircon...(left). Siderite after serandite, from the Poudrette quarry, Quebec Province, Canada. The specimen is 22.5 |  | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was...charges is sometimes disobeyed by Nature. Thus pyrrhotite FeS, for example, nearly always contains a dehcit...fibrous sphalerite from Diepenlinchen, near Aachen, Germany. PLATE Vo I~ .·• / ~1 rhyolite 37 r . ...chalcopyrite from Herdorf, Siegerland, Germany. Center. Pyrrhotite. Harzburg, Germany. Below Massive chakopyrite...porphyry feldspars (Na, Ca) diorite hornblende andesite *porphyry dioriteporphyry dioriteaplite feldspar |  | | Catalog/List | | Few of the minute crystals you see on mine or quarry dumps or even on cabinet specimens will be satisfactory...at the pristine source underground ar an fresh quarry faces and the like. Very aften though, such source...malachite. About 2-3 nm. BABINGT(}IITE, Goose Creek Quarry near Leesburg, Virginia. Sharp, blad< crystals...Small specimens. 132 BIOTITE, Laacher See, Rhineland, Germany. Sharp prismatic crystals 1tith nosean crystals...CHALCOPYRITE, Dreislar, near Medebach, Westphalia, Germany. Sphenoidal crystals on barlte crystals an crystalline |  | | Book | | manganese oxide on limestone, Solnhofen, Bavaria, Germany * 11.5 x 24 x 0.5 om MINERALS: PRODUCTS OF A... Europe: Cornwall, England; Rheinland-Pfalz, Germany. Asia: Yekaterinburg (Sverdlovsk), Ural Mountains...rocks. Arsenic, Sankt Andreasberg, Lower Saxony, Germany * 5 x 7 x 1 cm Wyoming; salt deposits in Louisiana...Wolfsburg and Sankt Andreasberg, Lower Saxony, Germany. Asia: Akatani Mine, Japan. Sulfur, Cianciana...very rare in nuggets and even Passau, Bavaria, Germany; Piedmont, Italy. indicates that it is composed |  | | Journal (article/letter/editorial) | | Hydrothermal Cu-Bi veinlets in the Kizhnica andesite quarry consist of Bi sulfosalts (bismuthinite, cosalite...metal sulfides (chalcopyrite, pyrite, sphalerite, pyrrhotite, and galena), native gold, native bismuth, and...the Kizhnica andesite quarry and Bi-Au-Cu-Te mineralization from hornfels north of the quarry. The results...associated with pyrite and chalcopyrite; arsenopyrite, pyrrhotite, and rare Sb minerals. The main gangue minerals...field (hornblende-biotite porphyry andesite and feldspar porphyry andesite). Three NNW-SSE tectonic zones |  | | Book | | by Gloucester Typesetting Co. Ltd. Printed in Germany Contents Translator's Foreword 4 Foreword ...known in some parts of the Continent, including Germany. Ore: Ores are deposits of minerals, which contain...cobaltite, chalcocite, chalcopyrite, lollingite, pyrrhotite, marcasite, molybdenite, pentlandite, pyrites...prisms and pyramids. Occurrence: England, Scotland, Germany, Alps, Urals, Brazil, Madagascar. Quartz is important...twinning (No. 7). Occurs in England, Scotland, Germany, Alps, Norway, Sweden. Microcline has the same |  | | Book | | zeolite mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...derived from volcanic explosions of rhyolite or andesite to produce glassy ash. This ash was carried by...Silica-rich volcanic tuff deposits with a rhyolite or andesite composition that are under 500 meters thick do...In silica-rich tuffs, derived from rhyolite or andesite, silica-rich heulandite (= clinoptilolite) and...Lower Miocene columnar basalt in the Narre Warren Quarry, near Melbourne, Australia. The minerals are believed | | | Book | | zeolite mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...derived from volcanic explosions of rhyolite or andesite to produce glassy ash. This ash was carried by...Silica-rich volcanic tuff deposits with a rhyolite or andesite composition that are under 500 meters thick do...In silica-rich tuffs, derived from rhyolite or andesite, silica-rich heulandite (= clinoptilolite) and...Lower Miocene columnar basalt in the Narre Warren Quarry, near Melbourne, Australia. The minerals are believed |  | Parat, Fleurice, Dungan, Michael A, Streck, Martin J (2002) Anhydrite, pyrrhotite, and sulfur-rich apatite: tracing the sulfur evolution of an Oligocene andesite (Eagle Mountain, CO, USA) Lithos, 64 (3) 63-75 doi:10.1016/s0024-4937(02)00155-x | Journal (article/letter/editorial) | | Anhydrite, pyrrhotite, and sulfur-rich apatite: tracing the sulfur evolution of an Oligocene andesite (Eagle...Universität Hannover, Welfengarten 1, 30167 Hannover, Germany Départment Minéralogie, Université de Genève...volcanic field), which immediately postdates the pyrrhotite-bearing Fish Canyon Tuff. Estimates of intensive...minerals (hornblende + plagioclase + anhydrite + pyrrhotite + S-rich apatite + augite + hypersthene + FeTi-oxides)...arcs. S-rich magmas similar to the Eagle Mountain andesite also may have contributed to the formation of |  | | Catalog/List | | 2x3, displays quite nicely ( 20. GALENA on PYRRHOTITE platy crystals in a one inch area on 1.5 xl ....5 matrix, thin hexagonal plates of Pyrrhotite with coating of small Galena crystals , on quartz with...mass with minor matrix. Collected late 1978, Dean Quarry ,second level, Lizard Cornwall Area of display...darker Namibite spheres (Hechtesberg Quarry, near Hausach,Germany) Ix half inch area of coverage, £10...Calcite). some mauve fluorite in the matrix. Crich Quarry Derbyshire large 2x3 £6 56. LAZURITE (lapis-lazuli) |  | | Journal (article/letter/editorial) | | depleted tholeiitic series (MORB – basaltic andesite – andesite – dacite). The distribution of the sulfides...in the rock. Sulfide globules of pentlandite, pyrrhotite and cubanite are prominent in the intermediate...alkali basalt) and in the silica-rich (trachyte, andesite, dacite) lavas, respectively. The paragenesis...Key words: Submarine volcanism, pentlandite, pyrrhotite, cubanite, titanomagnetite, Ti-bearing chromite...type (b) consisting of small (< 5 µm) euhedral pyrrhotite forming spherulitic clusters, and type (c) forming |  | | Journal (article/letter/editorial) | | 1093/petrology/egn011 Pre-eruptive Conditions of the Huerto Andesite (Fish Canyon System, San JuanVolcanic Field, Colorado):...INSTITUT, ALBERTSTRASSE 23B, D-79104 FREIBURG, GERMANY 2 INSTITUT FU«R MINERALOGIE, UNIVERSITA«T HANNOVER...HANNOVER, CALLINSTRASSE 3, D-30167 HANNOVER, GERMANY RECEIVED NOVEMBER 8, 2007; ACCEPTED FEBRUARY 15,...WORDS: experimental study; andesite; volatile; Fish CanyonTuff; Huerto Andesite Crystallization experiments...sulphur-rich magma of the Huerto Andesite (an anhydrite, pyrrhotite, and S-rich apatite-bearing, post-Fish |  | | Report (issue) | | gamut of rhyodacite through dacite, andesite, basaltic andesite, and basalt, as well as fragmental rocks...just a few locations in the world, in basalt and andesite cavities, a silicocarbonatite sill, and hydrothermally...rather than other occurrences in basaltic rocks of Germany (Rinaldi and others, 1975) or southeastern California...surfaces in andesite at 739 m in association with earlier chlorite, smectite, pyrrhotite, pyrite, chalcedony...ankerite-dolomite, clinoptilolite, mordenite, chlorite, pyrrhotite, marcasite, quartz, opal, chalcedony, e-cristobalite |  | | Journal (article/letter/editorial) | | 2010 短 報 北海道樽前山溶岩ドーム中の硫化鉱物 Sulˆde blebs in andesite from the lava dome, Tarumai volcano, Hokkaido...solid-solution, mooihoekite, isocubanite and pyrrhotite occur in andesite from the lava dome, Tarumai volcano...Japan. The lava dome consists of two-pyroxene andesite. Some bornite solid-solutions are found as exsolution...phenocrysts of the andesite. Isocubanite occurs closely associating with pyrrhotite included in orthopyroxene...orthopyroxene phenocrysts of the andesite, and is exsolved from the Cubearing pyrrhotite. Some bornite solid-solutions |  | Parnell, J., Armstrong, J., Brolly, C., Boyce, A.J., Heptinstall, E. (2020) Carbon in mineralized ultramafic intrusions, caledonides, northern Britain. Lithos, 374. 105711pp. doi:10.1016/j.lithos.2020.105711 | Journal (article/letter/editorial) | | graphitic pyroxenite through olivine gabbro at Bin Hill Quarry (National Grid Reference NJ 498430). 1.2. Organic...feldspar crystals; B, Graphitic pyroxenite, Bin Hill Quarry, showing preservation of feldspar crystal shapes...includes graphite (GR) and pyrrhotite (PO), all in groundmass of pyrrhotite-graphite (PO-GR). Graphite...inhomogeneously in a groundmass (20–200 μm) of graphite, pyrrhotite, albite, augite, orthoclase, chlorite and biotite...μm, and up to 500 μm, in length (Fig. 3c,d). Pyrrhotite is the predominant sulphide, with rare pyrite |  | | Journal (article/letter/editorial) | | Rohstoffe, P.O. Box 510153, D-30631 Hannover, Germany Abstract The Falémé iron district in the Kedougou-Kéniéba...followed by pyrite (2 vol %) ± chalcopyrite ± pyrrhotite ± iss. Aqueous-carbonic fluid inclusions in quartz... Sulfur concentrations average 1 wt percent. Pyrrhotite and subordinate pyrite ± chalcopyrite ± arsenopyrite...igneous magnetite in granodiorite and magnetite in andesite (possibly of igneous origin) by low concentrations...than unaltered granodiorite and weakly altered andesite in the area (avg ~7% Fe2O3(total)). Iron was probably |  | | | | chalcopyrite, covellite, pyrite, marcasite, pyrrhotite, pentlandite, stibnite, cobaltite, arsenopyrite...bornite (bronze), p. 38 bluish tint), p. 82 pyrrhotite (bronze yellow), p. 50 chalcocite (dark grey)...Medium diorite (p. 250) Dark gabbro (p. 252) andesite (p. 260) basalt (p. 262) obsidian (p. 266) Sedimentary...Llallagua, Potosi Department, Bolivia; Saxony, Germany; Cornwall, England. 28 Beginner's Guide to Minerals...is often found with chalcopyrite, pyrite, and pyrrhotite in massive, heavy ore samples. Canada’s Best |  | | Book | | Doctor's degree from the University of Heidelberg, Germany (1972). He is a Member of the Romanian Academy... pit jama. šachta akna wyrobisko. odkrywka quarry lom kőfejtő kamienioiom river feka folyó...vershyna. pik pit put šachta shakhta. karyer quarry carieră (de piatră) lom karyer river râu ...deserve special mention, where rocks of intermediate andesite composition contain xenoliths bearing cordierite... and corundum. The pres ence of gehlenitc in andesite xenoliths at both Potná/ and Piliss/enllás/lo |  | | Journal (article/letter/editorial) | | quartz veins and disseminated gold-bearing pyrite, pyrrhotite and arsenopyrite in the wall rocks. Five pyrite...metamorphosed carbonaceous pelites, BIF and andesite. Besides pyrite, pyrrhotite and arsenopyrite are also defined...Early-stage Py2 and main-stage Py3 in BIF and andesite have increased Co and Ni, but have less Au and...during the early, main or late stage in BIF and andesite. This geochemical pattern supports a syngenetic... Py4 and Py5) in carbonaceous pelite, BIF and andesite, which present a continuous process of crustal |  | Vikentyev, I.V., Tyukova, E.E., Vikent'eva, O.V., Chugaev, A.V., Dubinina, E.O., Prokofiev, V.Yu., Murzin, V.V. (2019) Vorontsovka Carlin-style gold deposit in the North Urals: Mineralogy, fluid inclusion and isotope data for genetic model. Chemical Geology, 508. 144-166 doi:10.1016/j.chemgeo.2018.07.020 | Journal (article/letter/editorial) | | occurred in the Silurian (rhyolite-basalt and andesite-basalt series). In the Early Devonian (Emsian)...the Upper PT Ordovician to Llandoverian basalt-andesite-dacite(rhyolite) Shemur Formation, which hosts...(Fig. 1). It is overlain by the Upper Silurian andesite-basalt suites. These calc- RI alkaline rocks...granosyenite) have accompanied the basalt and basaltic andesite and contain porphyry copper MA mineralisation...Formation (Emsian to Early Eifelian) comprises andesite and andesitic dacite of normal and high alkalinity |  | | Report (issue) | | occurrence Snow Lake-Wekusko Lake occurrences Snow Lake quarry Rex (Laguna) Mine Bingo Mine Moose Horn Mine 47...Mine Ordovician limestone, Snow Lake limestone quarry Anderson Mine Staurolite crystals in schist, Snow...392 bridge Banded limestone, Wekusko limestone quarry Pipe Mine Thompson Mine and refinery Frontispiece:...uranium minerals, and metallic minerals such as pyrrhotite, pel1llandite, galena and sphalerile. Nonmetallic...occurrence Granite Road-cuts Highways 10, 106,392 Andesite, basalt, conglomerate Amisk Lake gold mines Quartz |  | | Report (issue) | | granite porphyry, and by swarms of Cenozoic basalt, andesite, and rhyolite dikes (Buddington and Chapin, 1929;...layers, lenses, and disseminated grains of pyrite, pyrrhotite, arsenopyrite(?), sphalerite, galena, and chalcopyrite...generally typify the volcanogenic deposits. Pyrite, pyrrhotite, sphalerite, galena, chalcopyrite, and possibly...massive sulfides occurs in the north wall of a quarry along a logging road on northwestern Zarembo Island...and bounded by steeply-dipping dikes of Tertiary andesite, basalt, and rhyodacite(?). The felsic metatuff |  | | Book (edition) | | 298 300 302 304 306 308 310 312 314 316 318 Pyrrhotite Smythite Nickeline Breithauptite Freboldite Polarite...Affiliation/Address Luzerner Str. 10-12, D-12205 Berlin, Germany – Freie Universität Berlin, FB Geowissenschaften...Mineralogie, Malteserstr. 74-100, D-12249 Berlin, Germany Bundesanstalt für Geowissenschaften und Dr. Frank...Stilleweg 2, D-30655 HanDr. Thomas Oberthür nover, Germany Dr. Thomas Kenkmann Museum für Naturkunde der ... zu Berlin, Invalidenstr. 43, D-10115 Berlin, Germany Prof. Dr. Robert Marschik & Ludwig-Maximilians |  | | Journal (article/letter/editorial) | | 2010 短 報 山口県萩市笠山安山岩中の硫化鉱物 Sulˆde blebs in the andesite from Kasayama volcano, Hagi-city, Yamaguchi, Japan...pentlandite, isocubanite and pyrrhotite occur in the basaltic andesite from Kasayama volcano, Hagi-city...exsolved to isocubanite and pyrrhotite. Keywords: Isocubanite, Pentlandite, Pyrrhotite, Kasayama volcano まえがき...pentlandite (pn), isocubanite (icb) and pyrrhotite (po) in basaltic andesite from Kasayama volcano, Hagi, Japan...data of pentlandite, isocubanite and pyrrhotite in basaltic andesite from Kasayama volcano, Hagi, Japan |
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