 | 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) | | tetrahedrite solidsolution series in the Schwarzwald ore district (SW Germany): The role of mineralization processes...(‘fahlore’) from 78 locations in the Schwarzwald ore district of SW Germany. Electron microprobe analysis is...in the red-bed sediments. Fahlore formed from granite-related late-magmatic fluids, or from mixing of...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 (article/letter/editorial) | | INDEX Names of authors are in capitals, subjects in lower case roman, and localities in italics; book reviews... formation from fluid movements in the Galway granite, Ireland, 381; incorporation of ferric iron in...assemblage in altered volcanic rocks from, 325 AUSTRIA, north Tyrol composition of tetrahedritetennantite...-sanidine in Lionato Tuff, Colli Albani Volcanic District, Central Italy, petrogenetic implications of,...the significance of poikilitic textures in the Lower Main Zone of, 435 Ca-Na phosphate, in peraikaline |  | | Journal (article/letter/editorial) | | and geochronology of granite hosted rhyodacites associated with a disseminated pyrite mineralization (Arnolz...(Arnolz, Southern Bohemian Massif, Austria) Richard Göd 1 & Johannes Kurzweil 2 & Urs Klötzli 1 Received:...rhyodacite dyke intruding a fine grained biotite granite and paragneisses of the South Bohemian Massif,...sericite, kaolinite and smectite and a disseminated pyrite mineralization. Bulk chemistries of the rhyodacites...U/Pb zircon ages of 312 ± 4 Ma for the biotite granite and of 292 ± 4 Ma for the rhyodacitic dykes indicating |  | | Book | | materials created by. living organisms rocks such as granite. The mineral grains in these rocks are actually...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...this sediment sometimes form fossils. Orbicular granite, Finland * 99 x 74 x 31 cm. This uncommon type...surface, creating an intrusive igneous rock such as granite. These rocks become exposed to wind, water and |  | | Journal (article/letter/editorial) | | Please Send Them In. calcite from the West End quarry, Inyo Co., Calif., and the other is a bluishwhite...Can anyone supply information on the occurrence? District oí Columbia—On a recent visit to Washington, the...lot were: biotite (black flakes in granite), epidote (green, in granite), limonite (dark brown pebble),...(reddish in pegmatite), muscovite (white flakes in granite), opal (small, white cacholong pebble), and the...to R & M a very nice polished slab of graphic granite which comes from Bradbury's Mountain at Pownal |  | | Book | | feldspar. The whole specimen is called granite. Limestone and granite you will already have heard about....from impurities) only of the mineral calcite. Granite is the bestknown example of a rock consisting of...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...surrounded by six of the other kind. Similarly, pyrite consists of one part of iron to two parts of sulphur...form11/as. Gold (Au), carbon (C), rock salt (NaCl), pyrite (FeS ), 2 magnesite (MgC03), potash feldspar (KA1Si |  | | | | as a volcano. An example of intrusive rock is granite while an extrusive example could be basalt. Sedimentary... Chalcocite, bornite, chalcopyrite, covellite, pyrite, marcasite, pyrrhotite, pentlandite, stibnite,...(Mohs more than 514) magnetite (black), p. 74 pyrite (pale brass yellow), p. 46 arsenopyrite (silver-grey)...together. Rock Key - Igneous Rocks Colour Light granite (p. 248) rhyolite (p. 256) Medium diorite (p...Coarse Fine marble (p. 294) quartzite (p. 294) granite gneiss (p. 290) quartzite (p. 296) Beginner's |  | | Book | | them. Among the plutonic rocks is the familiar granite with its coarse grain structure. It contains mostly...similar to granite but with no quartz. Sandstone (South Dakota, USA) _9_ A darker rock than granite but with...is formed by the mechanical disintegration of a granite. Shale is mostly made up of clay particles with...its reaching the surface. 11 Igneous Rocks Granite Nepheline syenite Syenite Dio rite Gabbro...more commonly bonded covalently than ionically. Pyrite is usually the first sulphide to be encountered |  | | Book | | 10:215-217 ADULARIA Adu Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54...the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli) 8:287-293 Minerals...10:85-89 Micromounting in the eastern Alps of Austria (by K. Kotal) 13:171-173 ALSTONITE An occurrence...ANALCIME Natrolite and analcime from Eckman Creek quarry. Waldport. Oregon (by M. Groben) 1:153, 1:173,...23:88-90 ANCYLITE Calcian ancylite from [the Keystone quarry near Cornog,] Pennsylvania: new data (by F. A. |  | | Journal (article/letter/editorial) | | occasionally are found in certain pegmatites, granite bodies, quartz veins, and metal deposits. The pockets...and is reported from the Orchard quarry at Buckfield, the Noyes quarry at Greenwood, and the Burnell Hill...Mountain near Effingham, and the Hamm and Weeks quarry, Wakefield, all in Carroll County; and the Bean’s...It has been collected in the famous Strickland quarry at Portland, Middlesex County, Connecticut. It...and Rutherford mine pegmatites, of the Amelia district, Amelia County, and as irregular grains replacing |  | | Book (edition) | | colours of bornite (brown), chalcocite (blue), and pyrite (creme). 2 Reflectance Reflectance relates to...internal reflections. Isotropic minerals, such as pyrite or galena, do not show bireflectance. Left: Radial...anisotropy. In rare cases, isotropic minerals, such as pyrite or galena, may show an anomalous anisotropy due...transmitted light). Left: The polishing hardness of pyrite (creme) is much higher than that of graphite (brownish...grey), which shows grooves at the contact with pyrite, leading to a strong relief. 4 Cleavage Cleavage |  | | Journal (article/letter/editorial) | | Italy, France, Switzerland, Czechia, Germany, Austria. Recollecting these years, Fersman wrote: «......since 1905, he visited open pits of Podolsk, stone quarry of Dorogomilovo, outcrops of Khoroshevo and Myachkovo...tourmaline was so perfectly in harmony with gray granite rock, and the sparkling red hematite blinded eyes...and also diamonds from Brazil and from Bingara, Austria (Coll. 816 = 19 samples) In the spring of 1912...vacations, has collected from the Kurtsy stone quarry, near the summer residence of Golovninsky (Kastel) |  | | Book (edition) | | dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....Menzenschwand Scbwarzwald Mts., in the Sailauf quarry, Spessart Mts., Bavaria. both Germany, and from...1.564(6) - Fraser R., all British Columbia, in Granite Mts., Wy1.084(7) - 1.052(9). Long-bladed, sometimes...Grossgreiner Mt., overlooking Zillertal Valley, Tirol, Austria, and at Passo di Vizze, Trentino-Alto Adige, Italy...Counties, California, etc. At Jordan6w Slcl5ki, Lower Silesia, Poland. The oldest known deposits of white |  | | Catalog/List | | 5mm£3 Hannover Cove.St Agncs, Comwall Wagholi Quarry,Poona,India lxl £3 Funauchi Mine, Aikta Prefecture...Colrcalh, Roche, Comwall Good pieces PSEUDOMORPH after PYRITE crystals. Blaengwylais QuarrySouth Well covered... Brosso Minc,lvrca.ltaly lxl £5 Boghill Road Quarry, Glengonnley, County Antrim, Yaknl Mine,Bigndic...£10 OH Claims, Gila County, Arizona U.S.A Haury Quarry, Black Forest, Germany Ayama Bolivia ½x½£1.50...colour with veins of brown Bementite. (Greystones Quarry, Lezant,Comwall) a) 3x4 inches £ 1 5 b) 3x2.5 £ |  | | Journal (article/letter/editorial) | | the intrusion of the Ševětín biotite–muscovite granite and the early stage of its brittle deformation...et al. 1995). It is usually subdivided into the lower crustal/upper mantle Gföhl Unit with numerous occurrences...the Gföhl Unit represent vertical extrusions of lower crustal rocks (e.g. Finger et al. 2007; Franěk et...(Moravo–Moldanubian) branches joining in the Waldviertel area (Austria). The eastern branch forms a NNE–SSW trending domal...extends from Český Brod E of Prague to Linz in Austria. On a regional scale, it belongs to a set of conjugate |  | | Journal (article/letter/editorial) | | interesting specimen of gray granite showing specks of brassyyellow pyrite. A 4'á inch piece of the root...color) have been found in the Silver Mountain district, Alpine Co., Calif. COLORADO-"Prof. Richard M...octahedra in quartz from the Mica Lode, Royal Gorge District, (Fremont Co. ), Colorado. The garnet ranges in...Delavan (Tazewell Co.), Illinois."—on label. INDIANA-Pyrite has been mined with coal (bituminous) at Terre...number of specimens from that famous Zinc-Lead District, which includes N. W. Arkansas, S. W. Missouri |  | | Journal (article/letter/editorial) | | believe we can it was found at the New England Lime Quarry, Canaan (Litchfield Co.), Conn." use 3 or 4 dozen...Melrose, Iowa, sent in a xled, brassy-yellow mass of pyrite on a dark brownish limestone. "Found at a coal...substance from a small fault, or crack, in a limestone quarry located in the city limits on the west side of...outskirts of Bogalusa (Wash"The calcite comes from a quarry at ington Parish,) La. We call it petrified Lapel...answer to our request for some notes on the famous quarry, here is Mr. Babbin's reply, dated Aug. 5, 1956: |  | | Journal (issue) | | D’Or, Nova Scotia Flamboro Quarry, Wentworth, Ontario Gold, Klondyke District, Yukon Princess Mine, Hastings...#2763a-d Feb., 1994 Cinnabar – HgS Sphalerite – ZnS Pyrite - FeS2 Galena - PbS The center labels with the...Conglomerate (Port Island) Tuff (Po Pin Chau) Granite (Lamma Island) FLUORITE France, #2020, 1986...1986 Germany #1106, 1969 Fluorite from Penfield Quarry SouthWest Africa, #627, 1989 Thailand #1348, 1990...Algeria #713, 1983 Fluorite on dolomite, Walworth Quarry MALACHITE Zaire #1102, 1983 Dem. Rep. of Congo |  | | Journal (issue) | | from left: Fluorite, 6.7 cm, from the Weisseck, Austria. Collected by Reinhold Bacher; Reinhold Bacher...Fluorapatite, 3.3-cm crystal, from the Pulsifer quarry, Maine. Collected by Terry Szenics; Jeff Scovil...rosette, with prehnite, 14 cm, from the Centreville quarry, Fairfax, Virginia. Smithsonian Institution collection...C6649; Lee Boltin photo. Fairfax Quarry, Virginia, 1967 The Fairfax quarry in Virginia is a classic locality...northeastern corner of the Fairfax quarry in Centreville, Virginia. I visited the quarry the next weekend. Nothing |  | | Book | | Salzburg Hellbrunnerstr. 34lIII 5020 Salzburg Austria P.A. FLOYD Department of Geology University of...Salzburg Hellbrunnerstr. 34/III 5020 Salzburg Austria H.J. FRANZKE Geologisches Institut Leibnizstr...Graz Austria G. FUCHS Geologische Bundesanstalt Wien Rasumowsky-Gasse 23 - 25 1030Wien Austria P. ...Salzburg Hellbrunnerstrasse 34lIII 5020 Salzburg Austria H. KREUZER Bundesanstalt fUr Geowissenschaften...Geologie und Palaontologie Heinrichstr. 26 8010 Graz Austria Z. MisAR Department of Geology Charles University |  | | Journal (article/letter/editorial) | | in a granitic pegmatite cutting the Karkonosze granite at Szklarska Poręba, southwestern Poland. The minerals...the Felbertal scheelite deposit, Hohe Tauern, Austria (Topa et al. 2003a); Pršek et al. (2005) recorded...mineralogist a granophyric granite in the Szklarska Poręba quarry, Karkonosze granite massif, southwestern...cuprobismutite. Geological Setting The Karkonosze granite is the largest Variscan pluton in the Western Sudetes...equigranular granite associated with a small volume of two-mica granite and subordinate granophyre granite, and |  | | 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...(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...County, Utah, associated with authigenic orthoclase, pyrite; quartz, dolomite, and analcime. SELECTED REFERENCE: | | | 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 |  | | Book (edition) | | Mexico (#2, column 1) and TENNANTITE, Dresser quarry, Walton, Nova Scotia, Canada (13, column 2). ...(e.g., carbon as diamond and graphite, FeS 2 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...sparsely disseminated in uraniferous lignite in the lower Ludlow member of the Fort Union formation in the...Colorado at the Pelican Dives rnine , Silver Plun1e district, and at the Little Emma mine, Clear Creek County; |  | | Journal (issue) | | MONTHLY CONTENTS FOR OCTOBER, 1945 CHIPS FROM THE QUARRY .................................................···································· 471 BLEIBERG, AUSTRIA .................................................SPECIMEN FROM PENN. ........ 479 BRENNER PASS OF AUSTRIA ··············································...(township) ; and Dexter Lime Quarry, Lincoln township. The latter quarry is not usually ascribed to any...shelf of the quarry lies some 35 feet below the water level, the bottom much more. The quarry was first |
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