 | | Journal (article/letter/editorial) | | IN T H E H A R Z MOUNTAINS, FEDERAL REPUBLIC OF GERMANY P. MOLLER', G. MORTEANI2 and P. DULSKI' 'A bteilung...m.b.H., D-I O00 Berlin 39 (Federal Republic of Germany) ~A bteilung f~r Geophysik, Petrologie und Lagerst~ttenforschung...Berlin, D-1000 Berlin 12 (Federal Republic of Germany) (Received June 7, 1983; revised and accepted December...veins in the Harz Mountains, Federal Republic of Germany. Chem. Geol,, 45: 91--112. Studies of the REE distribution...© 1984 Elsevier Science Publishers B.V. 92 sphalerite-bearing vein mineralizations of the Harz Mountains |  | | Journal (article/letter/editorial) | | OF ALTERED VARISCAN GRANITES: THE WESTERN HARZ (GERMANY) AND SOUTHERN SARDINIA (ITALY) G. M O R T E A N...Miinchen, 8046 Garching (Federal Republic o f Germany) 2A. G. Geochemie, Hahn--Meitner-Institut fiir... m.b.H., 1000 Berlin 39 (Federal Republic o f Germany) 3 Geochemisches Institut der UniversitEt G6ttingen...G6ttingen, 3400 GSttingen (Federal Republic o f Germany) (Received December 3, 1984; revised and accepted...of altered Variscan granites: the western Harz (Germany) and southern Sardinia (Italy). Chem. Geol., 54: |  | Alles, Jonas, Ploch, Alexander-Maria, Schirmer, Thomas, Nolte, Nicole, Liessmann, Wilfried, Lehmann, Bernd (2019) Rare-earth-element enrichment in post-Variscan polymetallic vein systems of the Harz Mountains, Germany. Mineralium Deposita, 54 (2) 307-328 doi:10.1007/s00126-018-0847-8 | Journal (article/letter/editorial) | | polymetallic vein systems of the Harz Mountains, Germany Jonas Alles 1 & Alexander-Maria Ploch 1 & Thomas...Accepted: 5 October 2018 # Springer-Verlag GmbH Germany, part of Springer Nature 2018 Abstract Carbonate...have more elevated REE content, compared with the Lower (eastern) Harz fluorite-rich systems with less REE...the Lower Harz systems has 87Sr/86Sri around 0.716 and εNdi of − 2 to − 5. Fluorite in the Lower Harz...Adolph-Roemer-Str. 2A, 38678 Clausthal-Zellerfeld, Germany 2 Geoscience Centre Göttingen, Universität Göttingen |  | | Journal (article/letter/editorial) | | application to Pb-Zn deposits in the Harz Mountains, Germany Y.-F. Zheng* and J. Hoers Geochemical Institute...G6ttingen, Goldschmidtstrasse 1, W-3400 G6ttingen, Germany Received: October 23, 1991/Accepted: September...Pb-Zn deposits in the western Harz Mountains, Germany. A positive correlation between 613C and 5180 values...values is observed for calcites from the Bad Grund deposit in the Upper Harz. Two sample profiles through...Uni~cersitfitTfibingen,Wilhelmstrasse56, W-7400 Tfibingen 1, Germany observed for calcites from the St. Andreasberg |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from the Rabejac deposit... = = = = = Acanthite, x 16 mm, Freiberg, Germany, H Abernathyite, 12 mm, Ririera/, France, H Abhurite...at the Himmelsftirst mine, Freiberg, both Saxony, Germany. In the subtropical areas acanthite may occur...byssolite. Mono- coast of North America: Kobuk River Valley, Alaska, clinic, C2/m, a,b,c = 9.89, 18.20, 5.31 |  | | Book | | look for. Michael O’Donoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...Darker and even poorer in silica than diorite is gabbro, containing a calcium-rich plagioclase and pyroxene...Granite Nepheline syenite Syenite Dio rite Gabbro Peridotite 13 Dunite Serpentinite Rhyolite...show octahedral cleavage (four directions) and sphalerite six directions. The tetragonal system often shows...for changes of lustre in parallel bands (as in sphalerite) or for lamellae (polysynthetic twinning) where |  | | Book | | results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned in such a way that they form...between that of the sample and that of the next lower grade. In this case we consider the hardness to...Different scratch hardness on kyanite 20 somewhere lower grade adding a half-grade to it. Although the determination...fibrous and porous aggregates often seem to have a lower hardness because of the blank spaces between individual...another large group of minerals, such as the dark sphalerite, cassiterite, rutile, etc., it is rather difficult |  | | Journal (article/letter/editorial) | | G. ANGER, H. NIELSEN, THE RAMMELSBERG ORE (GERMANY) H. PUCHELT, AND W. RICKE ABSTRACT tlSa4valuesare...of the ore bodies the tlSa4 values of galena, sphalerite,and chalcopyritespecimensare in most casesquite...magmatichydrothermalsolutions,flowing into the Goslar trough, a part of the Middle Devonian ocean. Within...bodiesan increaseof the tlSa• values of galena, sphalerite (and chalcopyrite) from bottom to top from about...situatedin the northwesternpart of the Harz mountains,Germany (Fig. 1), is consideredto be one of the most famous |  | Möller, P., Morteani, G., Hoefs, J., Parekh, P.P. (1979) The origin of the ore-bearing solution in the PbZn veins of the western Harz, Germany, as deduced from rare-earth element and isotope distributions in calcites. Chemical Geology, 26 (3) 197-215 doi:10.1016/0009-2541(79)90046-9 | Journal (article/letter/editorial) | | Berlin, D-IO00 Berlin 39 (Federal Republic of Germany) 2Institut fiir Angewandte Geophysik, Petrologie...Berlin, D-I O00 Berlin 12 (Federal Republic of Germany) 3Geochemisches Institut, UnWersitKt G~ttingen...G~ttingen, D-3400 G~ttingen (Federal Republic of Germany) (Received February 12, 1979; accepted for publication...solution in the Pb--Zn veins of the western Harz, Germany, as deduced from rare-earth element and isotope...of St. Andreasberg, Clausthal and Bad Grund, western Harz, Germany, have been determined. Three types | | | Book | | results in a pseudo-symmetry, i.e. crystals of lower symmetry are twinned jn such a way that they form...that of the next lower grade. In this case we consider the hardness to be of the lower grade adding a half-grade...fibrous and porous aggregates often seem to have a lower hardness because of the blank spaces between individual...another large group of minerals, such as the dark sphalerite, cassiterite, rutile, etc., it is rather difficult...is harder (6) than chalcopyrite (4.5). Black sphalerite and black cassiterite display the same submetallic |  | | Book | | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...manganese oxide on limestone, Solnhofen, Bavaria, Germany * 11.5 x 24 x 0.5 om MINERALS: PRODUCTS OF A...such as Porcupine and Hemlo districts; Noranda district, Quebec. USA: Mother Lode belt and others in...Localities Canada: Cobalt mining district and Thunder Bay District, Ontario. USA: several localities... Wire silver, Silver Islet Mine, Thunder Bay District, Ontario, Canada * 11.5 x 14x 11 om Silver has |  | | Journal (article/letter/editorial) | | occurrences,are: chalcopyrite, pyrite, pyrrhotite,sphalerite,galena,arsenopyrite,bornire, and chalcocite....sulphidestherefore are pyrrhotite, pyrite, chalcopyrite,and sphalerite. Becauseof its normal occurrencewith ore and...; Ely, Nev.; Mount Magnitaya,Russia;the Duluth gabbro,and singlespecimensfrom manydistricts. MAGNETITE...includingparticularly pyrite, chalcopyrite,pyrrhotite,sphalerite,arsenopyrite,galena, bornire,chalcocite, pentlandire...Ak-tyus, Russia (xoo) .................. Alamo District, Lower California ,.• • ,.• 0 x x x x x x x |  | | Catalog/List | | ALLEMONTITE An intergrowth of arsenic and antimony Germany Harz Mountains, Andreasberg Rich gray botryoidal...marble ..... . Connecticut Canaan, New England Lime quarry Silky white xl prisms in dolomitic marble .......material ........... Arizona Cochise Co. , Swisshelm district Rich brown to gray massive, some with minor cerussite...Sharp pink to tan rhombohedral crystals with sphalerite, pyrite, galena crystals .......... ANNABERGITE...aluminum silicate Calilornia Placer County, Grass Valley Hornblende Norite Broad white crystal sections |  | | Book | | and Technology Brennhausgasse 14 09596 Freiberg Germany Library of Congress Cataloging-in-Publication...for Geosciences and Natural Resources Hannover, Germany Preface The extraordinary growth of the computer................ 62 3 .2.8.1 Letneye, Dombarovsk District ....................................................... 62 3.2.8.2 Komsomolskoye, Mednogorsk District ...................................... 64 3.2.8.................... 65 3.2.8.6 Bakr-Tau, Baimak District, Bashkirian Republic ....................... 66 |  | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was...culture, derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric...minerals are concerned. Opal is still thought to bring bad luck, and similar stories are told about certain...without causing obvious changes in the mineral. Sphalerite, ZnS, practically always contains some iron,...separate species but remains a variety (p. 29). Sphalerite never contains more than about 20 per cent of |  | | Journal (article/letter/editorial) | | elements in the sulphide minerals chalcopyrite and sphalerite. His findings are thus analogous to those of...by the presence of tin as a trace element in sphalerite. That each metallogenetic province should be...age in the Cerro de Pasco-Casapalca-Morococha district of Peru has almost constant composition, 'suggesting...proportion to their volatilities, so that pyrrhotite, sphalerite, galena, chalcopyrite, arsenopyrite, cinnabar...T1TANIFEROUS IRON • •• ~ IGNEOUS: BASALT or GABBRO NORITE, PYROXENITE ETC.. 2'97 PYRRH.~~"'C:l>:~~ |  | | Catalog/List | | A~GLESITE. 8. ATACAMITE. Copiapo, Atacama District, Chile. Rich, very dark, blackish green, bladed...If.xlt". f.l. 50. 9. AZURITE. Moldawa, Banat District, Hungary. Small, bright, blue sharp sparkling...}~-x2ixli". £l6.5o. NATIVE B~5MUTH. Schneeberg, Saxony, Germany. Very rich vein section consisting of feathery...£13.00. 15. BROCHANTITE. Mammoth Mine, Tintic District, Utah, U.S.A. Bright, deep green, small sharp...Pearce in 1903. 2-!;-xl~-". £8.00. CALCITE. Machen Quarry, Rudry, Glamorgan. Sharp, composite, translucent |  | | Book | | minerals are the raw materials of the landscape. Every valley, hill and mountain peak is made entirely of rocks...just 20km/12 miles beneath California’s Central Valley, it is substances like zinc and lead that join...so great that the iron simply cannot melt. The lower mantle is 6702,900km/420-1,800 miles down. Here...the underside of the crust, creating rocks like gabbro. Some oozes up into vertical cracks created by...drop away down these 'faults' to open up a rift valley, flanked by mountains formed from blocks that didn't |  | | Book | | Martin Meschede Laurence N. Warr The Geology of Germany A Process-Oriented Approach Regional Geology...Reviews Series editors Roland Oberhänsli, Potsdam, Germany Maarten J. de Wit, Nelson Mandela University, Port... Martin Meschede • Laurence N. Warr The Geology of Germany A Process-Oriented Approach 123 Martin Meschede...and Geology University of Greifswald Greifswald, Germany Laurence N. Warr Institute of Geography and Geology...Geology University of Greifswald Greifswald, Germany ISSN 2364-6438 ISSN 2364-6446 (electronic) Regional |  | | 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...January 2015 Counties, where coarse galena, sphalerite, marcasite, calcite, barite, and copper minerals...minerals were found. Mining in this district ceased in the late 1970s. A branch of the Middle Proterozoic...chalcopyrite, gold, azurite, malachite, cuprite, sphalerite, silver, pyrite, and pynhotite occur here, along |  | | Journal (article/letter/editorial) | | rocks, Somerset, calcite, baryte, celestine, sphalerite, pyrite, chalcopyrite, analcime, 76I Castleton... hydrobasaluminite, basaluminite, 931 Merebead quarry, Somerset, mendipite, chloroxiphite, 9o i St. Austell...Cornwall, luxullianite, 441; 442 Scar Crag, Lake District, arsenopyrite, alloclase, glaucodot, cobaltian...Pulec, Jersey, pyrite, marcasite, arsenopyrite, sphalerite, ferroan dolomite, galena, chalcopyrite, argentian...intergrown with clausthalite and wittichenite, 13I Germany (Deutschland) Clara mine, Black Forest, cuprotungstite |  | | Book | | NaFe(SiOs)2. Monoclinic. Prismatic crystals. Cleaverage—district (110.) Brittle. Luster-vitreus. Color-brown or...xtals are i to % inches long. In a dike cutting gabbro. The dike is 4 to 6 inches thick and is of a reddish...approximately 18 to 24 inches thick that cuts the gabbro which at this point is about 4% mile wide and...anorthosite. Sec. 5, T.3N., R.13W. Near the Hazel quarry in pegmatite dikes. Long rods of altered amphibole...locations in western Oklahoma. It usually occurs as the lower beds below the gypsum. (See gypsum locations.) |  | | 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...parallel to the faces of the octahedron ; in sphalerite (p. 170)^ in six directions parallel to the faces...planes will remain essentially the same. In Fig. 10, bad the plane lettered | been made the plane 1, then |  | | Book | | understanding and enthusiastic publisher I have ever bad the pleasure of working with. I know that be joins...Meldonaplitequarry,nrOkehampton, Devon ~.~eldon ap::'te quarry,nrOkehamp:on. 0: ,0,1: roci...Bergemann in 1858 from Johanngcorgenstadt, Saxony, Germany, and named by G. J. Adams in 1869. They were...work (as chief collaborator on Kingsbury's Lake District "discoveries") is most affected by the problem...Cumbria (Ixer & Stanley 1987); a glossary of Lake District minerals (Young 1987a), which referenced many |  | | | | properties but would best be termed sub-metallic. Sphalerite and cinnabar are examples. Halides: Minerals...Greasy or oily: not shiny, not bright, e.g., sphalerite Pearly or opalescent: a depth to the light reflected...black), p. 116 hematite (red, black), p. 68 sphalerite (brown, yellow), p. 92 goethite (yellow, red)...rhyolite (p. 256) Medium diorite (p. 250) Dark gabbro (p. 252) andesite (p. 260) basalt (p. 262) obsidian... In the southern prairies and the St. Lawrence valley, this fragile layer of sediments produced fertile |
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