 | | Catalog/List | | Afwillite xls Zeilberg Quarry, Maroldsweisach, Lower Franconia, Bavaria / Germany; Colorless long prismatic...cavities of fossil belemnites (squid) in metamorphic limestone.; KS 28,00; NS 65,00 Ammoniotinsleyite xls Punta...xls Pferdeköpfe Pass, Wippra, Harz Mts., Saxony-Anhalt / Germany; "Partial pseudomorphosis from Brianyoungite...the 1960s; KS 38,00 Celestine xls Martin Marietta Quarry, Woodville, Sandusky Co., Ohio / USA; Light blue...to small Calcite crystals on large cavities in Limestone matrix. Pretty specimens from a "rare location" |  | Staude, S., Mordhorst, T., Neumann, R., Prebeck, W., Markl, G. (2010) Compositional variation of the tennantite–tetrahedrite solid-solution series in the Schwarzwald ore district (SW Germany): The role of mineralization processes and fluid source. Mineralogical Magazine, 74 (2) 309-339 doi:10.1180/minmag.2010.074.2.309 | Journal (article/letter/editorial) | | solidsolution series in the Schwarzwald ore district (SW Germany): The role of mineralization processes and...Tübingen, Wilhelmstrasse 56, D-72074 Tübingen, Germany [Received 30 October 2009; Accepted 28 April 2010]...from 78 locations in the Schwarzwald ore district of SW Germany. Electron microprobe analysis is used to...stratigraphic levels (North) and Zn- and Ag-rich fahlore in lower stratigraphic levels (South). We show that fahlore...fahlore, tennantite, tetrahedrite, Schwarzwald ore district, Black Forest, hydrothermal mineralization. Introduction |  | | Journal (issue) | | Rupnica near Voćin (Figure 1). Rupnica is an old quarry with well-exposed phenomenon of columnar jointing...(Figure 2 left). Rupnica (together with Trešnjevica Quarry, where a magmatic vein several hundred metres in...Papuk. The second protected geological site is Quarry Fantazija (Figure 2 right) near Rovinj (Figure...good practice is Vinkuran (Figure 1), the oldest quarry in Istria (Figure 3 left), known as “Cava Romana”...Vinkuran stone is an upper Cretaceous rudist limestone used for the construction of the Arena in Pula |  | | Book | | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...have grown at about the same time, as happens with pyrite and quartz, or they may have grown one after the...by the calcium carbonate can eventually form limestone. Sedimentary rocks made in this way are known...small calcite crystals in the sedimentary rock limestone change into larger crystals in the metamorphic...Nellexorem Dendritic manganese oxide on limestone, Solnhofen, Bavaria, Germany * 11.5 x 24 x 0.5 om MINERALS: |  | | Journal (article/letter/editorial) | | about a foot wide and 75 to 100 feet long in a limestone bluff along the creek. 498 "Examination showed...showed it to contain small géodes—no large ones. "I am mailing you a few so you can see the variety of minerals...calcite, chalcedony in many colors, gypsum, dolomite, pyrite, etc. One I found at Harrodsburg, Ind., recently... kaolin (white earthy coating on quartz, etc), pyrite (tiny striated cubes, dark brown in color), quartz...(spessartite), tiny brownish gemmy crystals on quartz; pyrite masses; and pyrolusite, black, earthy, on quartz |  | | Catalog/List | | ALLEMONTITE An intergrowth of arsenic and antimony Germany Harz Mountains, Andreasberg Rich gray botryoidal...County, Klondike mine Cleavage plates in quartz with pyrite ......... AMBER Oxygenated hydrocarbon Dominican...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...Ajo, New Cornelia mine La,·ender cleavages with pyrite and chalcopyrite; has typical rectangular cleavage |  | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was...that the uninteresting-looking grey piece is limestone. There is nothing to be seen on it, is there?...feldspar. The whole specimen is called granite. Limestone and granite you will already have heard about...three minerals, and occasionally of a few more. Limestone or marble are good examples illustrating the first...culture, derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric |  | | 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 |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Structural Crystallography and Crystal Chemistry AM - American Mineralogist AMG - Ark.iv Mineralogi och...Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado. AM. 63. 930-937. 1978. 4.23. 6.93. 7 .86, ~ = 99°37'...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 |  | | Journal (article/letter/editorial) | | the selenite prisms (one of which was 15" long), pyrite xls up to 2", good limonite pseudos, massive anglesite...linarite, satin spar in 1" veinlets, jarosite, pyrite cubes embedded in transparent purple fluorite,...for myself a big (4 x 4 x 8) anglesite with 1/2" pyrite molds. I saw also some beautiful translucent blue...of Mines, I heard of an active uranium mine or quarry a couple of miles from town. Following the highway...pollucite which I discovered at the Strickland Quarry, in Portland, during 1954. "Several institutions |  | | Book (volume) | | ' This Kupferschiefer is cases. lean in this district, carrying only 1.4% of copper, and no silver,...fissures known as 'rucken' in the Mansfeld copper district also contain occasional nickelite, together with...with chalcocite, bornite, chalcopyrite, pyrite, calcspar, brownspar, ironspar, barite and rarely also...carry siderite, ankerite and quartz as a nickel pyrite and bismuth glance, nickeliferous iron gangue,...containing and ores of secondary formation. some pyrite, copper pyrite, pierite and volcanic tuffs 21. QUARTZ-COBALT |  | | Catalog/List | | ALLEMONTITE An intergrowth of arsenic and antimony Germany Harz Mountains, Andreasberg Rich gray botryoidal...Sharp pink to tan rhombohedral crystals sphalerite, pyrite, galena crystals ..... FL/R Fl/R with . ANNABERGITE...minor . ARSENOPYRITE Iron sulfarsenide East Germany Saxony, Freiberg, Davidschacht Brilliant small tin...specimens from one of the few active mines in East Germany ..... . ..,-=e:.:x:.::i:.:c:.:o Zacatecas, Mina...Buena Lustrous tin-white crystal groups with minor pyrite and jamestonite ............... . 1. 00 3.50 |  | | Book | | look for. Michael O’Donoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...of the original deposition. Dolomite resembles limestone but contains magnesium. Salt, coal and oil are...rock. Marble forms from the metamorphosis of limestone and may contain fossils from the original rock...Lava on its journey to the surface saturates limestone with volcanic solutions and gases, thus forming...more commonly bonded covalently than ionically. Pyrite is usually the first sulphide to be encountered |  | | Book (edition) | | Mexico (#2, column 1) and TENNANTITE, Dresser quarry, Walton, Nova Scotia, Canada (13, column 2). ...Prof. of Mineralogy, University of Cologne, West Germany; Curator of The Mineralogical Museun1. A dear friend...help to me from the very beginning of the work. I am indebted to him not only for the many choice specimens... Mineralogical Museum, University of Cologne, Germany Mineralogical Museum , University of Berne, Switzerland...(e.g., carbon as diamond and graphite, FeS 2 as pyrite and marcasite). polytype A type of polymorph due |  | | Journal (issue) | | scalenohedral calcite crystals. The Terlingua mercury district, with a few smaller, adjacent districts in Texas...groups found at various sites in the Gien Rose Limestone formation of Lampasas County. Lampasas celestine...celestine crystals to 10 cm occur in cavities in the limestone of the creek bed. Topaz In 1904, between the small...Airport, brilliant, discoidshaped crystal groups of pyrite were found in dense blue clay tumed up in excavations...ditches, and many thousands of beautiful floater pyrite specimens were gathered. Very fine crystals of |  | | Book (edition) | | Mountains, Utah; (lower /eft) rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite...Cloud mine, Arizona; (lower right, center) mimetite, Tsiimehb, Namibia; (lower, right) gold, Amazonas...hein. a at ad its Ne “wines gut we ae VE ee am ite@ os jan OTS Oi Meri)Re MGR 7 Sear Bee...(e.g., carbon as diamond and graphite, FeS, as pyrite and marcasite). polytype A type of polymorph due...value than a precious stone, ordinarily one with a lower hardness and brilliance and/or greater abundance |  | | Book | | rays from a tiny crystal of a particular mineral, I am able to learn how its atoms are arranged internally...looking for that mineral in rocks that form at lower temperatures would make little sense. Sound, straightforward...care not to cause any motion in the cup, slowly lower a thin, clear ice cube into the coffee. Peer through...rock like slate at only 200°C, or in a cavity in limestone, a sedimentary rock, at only 20°C. (Igneous, metamorphic...and pressure due to burial would have formed limestone. Millions of years later, the processes of uplift |  | | Catalog/List | | ANHYDRITE CRYSTALS Sonderhausen, South Harz, Germany. Calcium sulfate. Single sharp rectangular crystals...brass-yellow metallic twinned pyrite crystals ( Iron cross). Some of the pyrite vugs contain felted aggregates...(average size k'-?'') scattered on chalcopyrite xls, pyrite xls, or milky quartz. These specimens are similar...CRYSTALS in ANHYDRITE Luneburg, near Hannover, Germany. Magnesium chloroborate. Very sharp highly modified...ALLEMONTITE Samson mine, Andreasberg, Harz Mountains, Germany. An intergrowth or arsenic and antimony.. Rich |  | | Journal (issue) | | (“Hat Yai”) mine near Tham Thalu, Bannang Sata District, Yala Province, Thailand .......................supplement showing many details of the Berezovsk mining district, the subject of the July–August 2016 issue. We...Pošepný’s “Die Golddistricte von Berezov und Mias am Ural,” in the Archiv für praktische Geologie (1895)...occurrences in the larger Ekaterinberg district (including the Berezovsk district). Figure 26. The gold mining...Figure 30. Overview of gold occurrences in the Mias district, southern Urals. Figure 31. Map of alluvial gold |  | | Report (issue) | | continental Malaysia, near the Thai border. The Lower Triassic limestone of this hill is riddled with karstic cavities... ============================================================ quarry, from whence the veszelyite comes. The Yanga Koubenza...Greek for “six”) in the ancient Laurium mining district of Attika, Greece. On the website of his always-interesting...smithsonite, 2.7 cm, from Sounion mine #6, Laurium district, Attika, Greece. Greek Rocks specimen and photo...hemimorphite, 5.5 cm, from Sounion mine #6, Laurium district, Attika, Greece. Greek Rocks specimen and photo | | | Book (edition) | | Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Clouo rrnn·a, Arizona; (lower right, center) mimetite, Tsurneb, Namibia, (lower, right) gold, Amazonas...(e.g., carbon as diamond and graphite, FeS2 as pyrite and marcasite). polytype A type of polymorph due...value than a precious stone, ordinarily one with ~ lower hardness and brilliance and/ or greater abundance...sparsely disseminated in uraniferous lignite in the lower Ludlow Member of the Fort Union Formation in the |  | Lepetit, P., Aehnelt, M., Viereck, L., Strauss, H., Abratis, M., Fritsch, S., Malz, A., Kukowski, N., Totsche, K.U. (2019) Intraformational fluid flow in the Thuringian Syncline (Germany) - Evidence from stable isotope data in vein mineralization of Upper Permian and Mesozoic sediments. Chemical Geology, 523. 133-153 doi:10.1016/j.chemgeo.2019.05.001 | Journal (article/letter/editorial) | | Intraformational fluid flow in the Thuringian Syncline (Germany) - Evidence from stable isotope data in vein mineralization...Intraformational fluid flow in the Thuringian Syncline (Germany) - Evidence from stable isotope data in vein mineralization...Intraformational fluid flow in the Thuringian Syncline (Germany) - evidence from stable isotope data in vein mineralization...Geowissenschaften, Friedrich-Schiller-Universität, Jena, Germany Abstract D MA NU SC RI PT Vein mineralization...Mesozoic sediments in the Thuringian Syncline, Germany, was investigated for the first time by petrography |  | | Journal (issue) | | Conklin Famous mineral localities: the Gillette quarry, Had dam Neck, Connecticut . . . . . . . . . ....collectibles. The next time you 're traveling in Germany, visit us for some Ger1n an hospitality & see some...included over a hundred specimens from the Batopilas district, Chihuahua, Mexico, 73 of which were specifically...Canada (5 specimens), the Bell mine in the Butte district, Montana (1 specimen), and the Gould & Curry mine...shown, to the editor. There is a modest annual fee (lower than our regular advertising rates). ========= |  | | Journal (issue) | | Simon COVER STORY: GOLD from the Mother Lode District of California. This precious ore is the state...Carolina. Muscovite (twinned) from the Nello Teer Quarry near Raleigh, N. C. in pegmatite veins where pneumatolytic...derives its name). The other is in the Postmasburg district, South Africa. GLAUCONITE, (K, Na) (Al, Fe+J,... St. Francis County, Missouri ; in the Mesabi district of Minnesota; and in the Ural Mountains. It is...is found with the corundum of the Ekaterinberg district. Also occurs at the emery deposits east of Ephesus |  | | Book (edition) | | Lieber, © 1969 by Verlagshandlung, Stuttgart, W. Germany. Anthony C. Tennissen. der schénen* Franckh’sche...Chartres In Australia, at Mount Morgan Towers district, from Hillgrove, from Hill End, and large production...volcanic regions. Also found associated with limestone and gypsum. In the U.S., sulfur is found in Louisiana...hydrothermal deposits. Occasionally in igneous Germany, Harz Mts.; and contact metasomatic deposits...hydrothermal deposits, and often associated with pyrite, sphalerite, and chalcopyrite. In U.S., common |
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Limestone quarry, Hamelspringe, Bad Münder am Deister, Hameln-Pyrmont District, Lower Saxony, Germany