 | | Book (edition) | | groups: The number of new mineral species may grow as an avalanche, flooding the mineral population with tens...lepidolite, wolfrarnite). In many cases, minerals have an intermediate composition between theoretical end-members...to crystallographic tenns (e .g. prismatine), to an organization (e.g .. mgriite). to a journal (minrecordite)...form. Many minerals display characteristic twinning, an intergrowth of two or more individual crystals of...Miller indices are used. For instance, the symbol for an orthorhombic dipyramid form is { 111}, for a hexagonal |  | | Journal (article/letter/editorial) | | must have existed much earlier, leading, in 1609, to an announcement forbidding the excavation of crystals...with the attempt to extract quartz crystals from an Alpine fissure. The blade remained in the fissure...particular sulfosalt minerals from the Lengenbach quarry in Binntal-which, at least in part, are still valid...mineral locality in the Alps, namely, the Lengenbach quarry in Binntal. In 1958, due to the initiative of Prof...distinctive sulfosalt minerals from Lengenbach quarry accessible to modem research. The syndicate has |  | | Book | | wirtschaftliche Bedeutung âą Geologie der ~~gerstĂ€tten âą Geschichte der mineralogischen Erforschung Osterreichs...Sammlungswesen und Mineralienhandel mit Lexikon der Mineralien Ăsterreichs 12 Tabellen und 80 Abbildungen...REINHARD EXEL, Jahrgang 1947. Studium der Erdwissenschaften an der UniversitĂ€t Innsbruck. Praktische Arbeiten...Umweltgeologe bei der SĂŒdtiroler Landesregierung in Bozen, als LagerstĂ€ttengeologe bei der Geologischen Bundesanstalt...Bundesanstalt in Wien und als Betreuer der mineralogisch-petrographischen Sammlungen des Tiroler Landesmuseums |  | | Journal (issue) | | Richard V. Gaines Mineralogist feature articles Anatase from Norway......................................A. Wilson Selected Minerals from the Volcanic District of Laacher See, Germany.........................wider interest and the author was asked to present an abbreviated translation. of the Mineral Gallery...the associated speculation have entered the scene an idyllic past is gone forever. MINERALS, MUSEUMS... that a non-renewable resource is being used, in an uncontrolled fashion, to little purpose. The description |  | | Journal (article/letter/editorial) | | Permian evaporites of the Northern Calcareous Alps, Austria By CHRISTOPHSPinel'L, Columbia*) With 5 figures...Zusammenfassung Im zentralen und 6stlichen Abschnitt der N6rdlichen Kalkalpen Osterreichs treten geringmfichtige...geringmfichtige, bitumin6se Dolomite im Verband der salinaren Alpinen Haselgebirge Formation (Oberperm) auf.... Sie wurden von TOLLMANN (1964) mit der sfidalpinen Bellerophon Formation verglichen. Bei den untersuchten...8%o PDB. Die Werte der ersten Gruppe indizieren eine im wesentlichen marine Bildung der Karbonate. Die deutlich |  | | Journal (article/letter/editorial) | | Reagan and Meijer (1984), and Stebbins et al. (1984). An older, and much preferable, term for element field...questions of just where in the electric field of an ion its field strength is to be measured. Barth (1952)...B.V. All rights reserved. 234 served ions have an ionic potential of < 3 (e.g., Na +) have highly soluble...soluble oxides and hydroxides. (2) Those with an ionic potential between 3 and 12 (e.g., Ti 4+ ) hydrolyze...Elements whose most frequently observed ions have an ionic potential of > 12 (e.g., p5 Ă· ) form soluble |  | | Book | | for within several months they asked me to render an opinion as to its suitability for translation and...neglecting the truly important European localities. As an amateur handbook, this one makes no pretense at being...method of indicating increasing quality by the use of an increasing number of exclamation points within parentheses...version are truly those intended in the original. As an outgrowth of this study a number of errors in the...renditions are all the more remarkable because he is an ardent amateur mineral collector and is therefore |  | | Journal (article/letter/editorial) | | radioactive and exhibits a greasy Dr. Robert B. Cook, an executive editor of Rocks & Minerals, is a professor... Zircon occurs in an exceptionally broad array of geologic environments. It is an almost universal accessory...rocks and their metamorphic derivatives, and it is an important Figure 1. A 4.3-cm group of zircon crystals...zircon crystals have been found at the Songo Pond quarry, Albany, and well-developed crystals to about 1...1 cm have been collected at the Dunton quarry, Newry, and on Rattlesnake Mountain, Stoneham, Maine. The |  | | Journal (article/letter/editorial) | | 1016/j.oregeorev.2020.103439 This is a PDF file of an article that has undergone enhancements after acceptance...Mawiong and Lumkynthang villages, East Khasi Hills district, Meghalaya, India. The TL cappings are highly...(REE+Y+Sc) in the TL ranges from 0.28% to 1.10% with an average of 0.49%. XRD analysis identified the REE...positive correlation of Al2O3 with total REE suggests an increase in REE concentration with increasing bauxitization...are evolving into critical strategic resources with an increase in demand mainly from technology and military |  | | Journal (issue) | | now boring to me! Oh yes, I still enjoy looking at an extraordinary specimen like the Alma King, the Rose...surfac All of this provides the single crystal fancier an intimacy with crys that few other collectors ever...specimen manipulation. These shortcomings are merely an annoyance to mineralogists and collectors; but you...around to doing anything about. Some people have an electronic security system installed in their homes...moment to figure out that, at 5% of the value as an annual premium, for example, you will have bought |  | | Book | | ROCKS AND MINERALS Michael OâDonoghue GALLERY BOOKS An Imprint of W. H. Smith Publishers Inc. 112 Madison...published in the United States 1990 by Gallery Books, an' imprint of W. H. Smith Publishers, Inc., 112 Madison...the field is the natural glass obsidian. This forms an amorphous material since cooling is too quick for...heat and pressure are accompanied by gases preceding an intrusion the existing sedimentary rock may alter... Dio rite Gabbro Peridotite 13 Dunite Serpentinite Rhyolite -14 Obsidian Z K â ÂŁ ?*«* |  | | Journal (issue) | | E. Dunning & J. F. Cooper, Jr. Brookite and anatase from near Georgetown, El Dorado County, C alifornia...Mineralogical Society. That same year, 1928, he attended an exhibition and sale of minerals held by Wardâs Natural...thousands of specimens offered were the spoils of an extensive buying trip undertaken by a thenelderly...working as chief mineralogist for Wardâs. It was an exciting, frantic sale where, at the sound of a bell...Alaska, in 1936, Mont gomery and Over stopped at an abandoned mine near Fairfield, Utah. There they found |  | | Report (edition) | | âoldâ Lime Bluff quarry, Muncy; right fibrous : tremolite, C. K. Williams quarry, Easton: bottom: calcite...oriented coatings of goethite, âoldâ Lime Bluff quarry, Muncy, (courtesy of Delbert L. Oswald) ADDITIONAL... DEDICATION feHB DAVIS M. LAPHAM (1931-1974) An outstanding mineralogist and a wonderful friend...in 1959 and of succeeding revisions and maintained an active file of new localities, minerals, and corrections...edition of Mineral Collecting Cedar Hill in quarry where Dave had done IV much of his work PREFACE |  | | Journal (issue) | | from the tin deposits of Elsmore, New England district of New South Wales. Rankin, John, Sharpe, James...8(2):7S-79 Mendozavilite from the Fitzgerald River district, Western Australia. Birch, William D., Pring,...7(1):39 Minerals in podiform chromitites-Tumut Serpentinite Province, southern New South Wales. Graham,...Phillipsite and associated minerals from Hargraves quarry, Oberon, New South Wales. Graham, Ian T., Colchester...Pogson, Ross E. 8( I):29-32 Quartz from White Rock quarry, Adelaide, South Australia. Sutton, Pat. 8(1):17-27 |  | | | | THE WORLD OF NATURE | In full colour-an introduction to the composition, beauty and structure of our...collections in the world, and this book provides an opportunity to study at leisure some of the best...desmine 122 destinezite 73 analcite 76, 108,111 anatase 34, 34 andalusite 78, 79 bournonite 18, /8 braunite...block of pyrite and analyze them, they should have an identical chemical composition, and the same should...physics that true âsolidâ bodies are those that possess an internal structure of atoms linked together in a |  | | Journal (article/letter/editorial) | | 1016/j.oregeorev.2019.103304 This is a PDF file of an article that has undergone enhancements after acceptance...grade and several phyllosilicates can be used as an ore guide to non-clay mineral deposits. Time, climate...the geological age of formation is synonymous with an increase of the P-T regime where important boundaries...Central Europe. They indicate an ensialic geodynamic regime in Mesoeurope and an ensimatic regime in Neoeurope...extensional regimes in the Alpides and indicative of an ensialic and ensimatic regime, respectively. In the |  | | Journal (issue) | | Articles Famous mineral localities: Bleiberg, Carinthia, Austria ...........................................Cuprocassiterite discredited as mushistonite; and an unnamed tin mineral from the Etta mine ..........................383 by P. J. Dunn & W. L. Roberts An author's guide to writing locality articles for the...6 cm, from the Stefanie mine at Bleiberg, Carinthia, Austria. Photo by Werner Lieber. For a detailed review...designed envelopes printed up for the oc casion, with an appropriate illustration (called a âcachetâ) on the |  | | Book | | A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...combination of space for growth, sufficient time and an adequate supply of chemical nutrients. Well-formed...In the larger open spaces, the crystals can reach an impressive size. Among the many minerals found within...carbonate. Geologists can figure out how quickly an igneous rock formed by the calcium carbonate can...of its crystals. If the magma has escaped from in an ocean evaporates, the chemicals in the remaining |  | | Journal (issue) | | Bastnas Mines, Riddarhyttan Ore Field, Bergslagen District, Vastmanland, Sweden ........... 187 by L. Ohman...Pierre-Nicolas Schwab Orleans , France The Trimouns Quarry, Luzenac, Ariege, France ........................IIMORIITE-(Y) crystal, 2 mm-All from the Trimouns talc quarry near Luzenac, France (see the article beginning...BASTDAS ffiIDES RIDDARHYTTAD ORE FIELD, BERGSLAGED DISTRICT, VASTffiADLADD, SillEDED Lennart Ohman Hi:igviltsvagen...1 meter in the dumps, about 30 meters from the Sankt Goransgruvan mine. The zone contained many cerium |  | | Journal (article/letter/editorial) | | redeposition of the alteration p r o d u c t s in an epicontinental transition environment, and post-depositional...mechanically reworked laterite detritus, either on serpentinite or karstified limestone, are mainly derived...in epicontinental shallow-water limestones within an Upper Jurassic to Middle Cretaceous sequence. A karstic...Khiona region (Fig. 1). It is intended to develop an overall picture concerning the genesis of geochemically...Eub0ea Fig. 4. Stratigraphic position of the serpentinite, peridotite, "melange" at the b o t t o m of |  | | Report (edition) | | Crystal . . . . . . .. Diagra1natic Sketch of Brinton Quarry Pegmatite Graphic Granite Geologic Cross-Section...Pseudomorphs of Deweylite after Aragonite. Cedar Hill Quarry . . . . . . . Calcite Crystal Forms "Picrolite"...years, mineral collec'ting has become a hobby for an increasingly large number of people. The Pennsylvania...good collecting localities. We are not attempting an exhaustive treat1nent of Pennsylvania's mineral occurrences...permission from the owners of the land, or from the quarry and mine operators, before entering to collect |  | | Report (issue) | | strata are penetrated by a âdiapirâ of serpentinite, along the axis of an anticlinal fold, and by a dike with...silicified sandstone and dike rock. The dike rock has an aphanitic to microcrystalline texture and ranges...sample to sample, but no attempt was made to estimate an average buddingtonite-to-quartz ratio. Medium- to...several samples by R.C. Erd (oral commun., 1964). An ammonium analog of muscovite was also recognized...found in many California quicksilver deposits; anatase, noted only in x-ray diffraction patterns; pyrrhotite( |  | Zajzon, N., VĂĄczi, T., FehĂ©r, B., TakĂĄcs, Ă., SzakĂĄll, S., Weiszburg, T. G. (2013) Pyrophanite pseudomorphs after perovskite in Perkupa serpentinites (Hungary): a microtextural study and geological implications. Physics and Chemistry of Minerals, 40 (8) 611-623 doi:10.1007/s00269-013-0596-2 | Journal (article/letter/editorial) | | Berlin Heidelberg 2013 Abstract Pyrophanite in serpentinite at Perkupa (Hungary) is described in detail...pyrophanite rim consists of an inner zone, representing a pseudomorph after perovskite, and an outer overgrowth...polyphase mineral cores, consisting of calcite, anatase and/or brookite, kassite, and Mn-bearing kassite...perovskite cores further altered to TiO2 polymorphs (anatase and brookite) and calcite, via transitional alteration...and calcite). Location and geological setting Serpentinite samples studied here were collected from the |  | | Book | | THE WORLD OF NATI In full color â an introduction to the reernn reste) beauty and structure of our...collections in the world, and this book provides an opportunity to study at leisure some of the best...100. amphibole group 98 analcite 76, 108, 111 anatase 34, 34 andalusite 78, 79 anglesite 58, 58 anhydrite...witnesses of the history analyze them, they should have an identical chemical If shapes resulting from this...physics that true âsolidâ bodies are those that possess an internal structure of atoms linked together in a |  | | Report (edition) | | microscope by D.M. Lapham of a thin slice of serpentinite from Lancaster County showing olivine (blue-green...the hobby of mineral collecting has been growing at an accelerated pace. To keep up with the demand for...County, the Stillwell quarry in Lancaster County, and the Medusa Cement Company quarry in York County, are...Zircon Crystal 50 Diagramatic Sketch of Brinton Quarry Pegmatite 53 Geologic Cross-Section of West ...84 of Deweylite after Dolomite, Ceclar Hill Quarry 89 _ Limonite Pseudomorphs from Chestnut Hill |
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Serpentinite quarry, Griesserhof, Hirt, Micheldorf, Sankt Veit an der Glan District, Carinthia, Austria