 | | Journal (article/letter/editorial) | | Bridge, New York, 288 Charlesite, 238 Chips from the Quarry, 4, 108, 156, 212, 261 Chlorite, 159 Chondrodite...Cummings, W., Mineralization at the Millington Quarry, New Jersey, 213 Currier, R. H . , book review...Diamond, 72 Diatoms, 172 Dietrich, R. V., Lone Jack Quarry, Rockbridge County, Virginia, 157 Dinosaurs, 71...from the Green River Formation, Wyoming, 29 Foote Quarry, Kings Mountain, North Carolina: Revisited 1984...114, 159 Halotrichite, 180 Hanahan, J . , Foote Quarry, Kings Moun tain, North Carolina: Revisited 1984 |  | | Journal (article/letter/editorial) | | January fir Chemie, Saarstr. 23, D-6500 Mainz, W-Germany 1978; accepted in revised form 29 September...metamorphism, which in other areas has been shown to lower 613Ccarb values, it is most likely that the original...calcite and dolomite (often interspersed with tremolite-rich layers), with quartz characteristically absent...carbonate rock containing varying amounts of tremolite, biotite and muscovite. In BIF series, carbonates...distinct shift of some 2”&, in the negative lar to the lower values found in sediments. Conspidirection as compared |  | | Journal (issue) | | net MARCH–APRIL 2019 Articles The Candelaria District Mineral County, Nevada .........................He also bought and operated a decorative-boulder quarry north of Phoenix. He and Phoenix dealer Bob Lane...adams@aero.org Bonanza silver ore made the Candelaria District one of Nevada’s largest silver producers in the...whiteite-(CaMgMg). INTRODUCTION The Candelaria district is located in southeastern Mineral County, along...account of the earlier history of the Candelaria district was compiled from Chalfant (1942), Shamberger |  | | Journal (issue) | | Behnke Northbrook, IL Werner Lieber Heidelberg, W. Germany Eric Offermann Arlesheim, Switzerland Jeffrey A...Jeffrey mine (Quebec), Alpine Rodingites, Fluorite (Germany) $7 v.l0/#3 Taewha mine (Korea) Japan Twins (Quartz)...(Brazil), Jensen quarry (CA), Cunha Baixa mine, Paulkerrite $7 v.15/#6 Bad Ems (Germany), Touissit Vanadinite...Hills type locali ties, Urucum (Brazil), Kalkar quarry (CA), Kremsmiinster $8 v.17/#6 v.I8/#5 Hale Creek...l8/#4 Carrara Marble (Italy), Marburg Museum (Germany) v.18/#6 Stereo Issue— includes stereo viewer |  | | Journal (article/letter/editorial) | | Technische Hochschule, Wiillnerstrasse2, D-52056 Aachen,Germany ANDASADOLLAH JAFARZADEH NationalIranianSteelCorporation...consideredthe orebodiesto 100 years. Findings by Stahl, Bifhne, Kiimel, be replacementproductsof granite...Series,Darkuh Facies,and cambrian,Infracambrian,and lower Paleozoicis not TashkFormationare identical.Kriigerand...duplicationof the rhyolite-dominated EsfordiFormationinto a lower (Proterozoic)and an upper (Paleozoic)unit and the...purpleshalewith dolomite-limestone intercalations Series" (Lower Cambrian) by Huckriede et al. (BarutFormation);darkred |  | | Journal (issue) | | Enduring Legacy of Talc in the Bal.mat/Edwards District, Gouvereur, New York by Fred Totten 114 HISTORIC...A Historical Perspective of the Balmat/Edwards District by John Johnson 124 HISTORIC MINERAL FEATURE...industries. Wood cutting and sawmills nourished, and a quarry was opened near Hopkinton in 1 824, when it was...Parish was born to wealth and privilege in Hamburg, Germany in I 778. His father, John Parish. raised his five...Rensselaer School. Emmons was assigned to the Second District (Northern Region) which included St.Lawrence County |  | | 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...being here directly over those suppressed in the lower pyramid. APATITE. If the student will shade over...of the upper pyramid alternate with those of the lower; but -this kind occurs only in the rhombohedral |  | | Report (issue) | | permission of Christian Weise Verlag, Munich, Germany German Edition Isaias Casanova, a fan of the...Scovil photo © Christian Weise Verlag, Munich, Germany ISBN 3-921656-35-4 Printed in the United States...Asbestos, Richmond County, Quebec, Canada Paul Stahl specimen Jeff Scovil photo Dedicated to Michael...stone was cut by Bernd Cullman of Idar Oberstein, Germany. Aside from being a master lapidary, Cullman won...Austrian Alps have shown that some garnets in the "Lower Schieferhiille" grew as slowly as only 0.23 millimeters |  | | Book (edition) | | Mineralogie, Malteserstr. 74-100, D-12249 Berlin, Germany Earth Science Department / College of Science,...Feld 236, D-69120 Heidelberg, Germany Sodenstr. 19, D-12309 Berlin, Germany Graslitzer Str. 5, D-63791 Karlstein...Karlstein am Main, Germany Ludwig-Maximilians Universität, Department für Geo- und Umweltwissenschaften...Ressourcengeologie, Luisenstr. 37, D80333 München, Germany Bundesanstalt für Geowissenschaften und Rohstoffe...Rohstoffe (BGR), Stilleweg 2, D-30655 Hannover, Germany Dr. Salah Al-Khirbash Prof. Dr. Rainer Altherr & |  | | Journal (article/letter/editorial) | | photo. This pocket is about 1 Vi"across in a talc-tremolite matrix and is lined with white calcite xls under...collected by Don Briggs, Bill and Eula Bethard, Dean Stahl, Bill Dossert, Steve Chamberlain, and others. Sent...found a number of interesting specimens. In the Lower Silurian Thorold sand stone and Power Glen shale...chrysocolla are known from the Whirlpool sandstone (lower-most Silurian) as well. All of the copper minerals...snow-white 2 x 4 cm specimen was composed of tremolite cleavages with minor quartz present. This was |  | | Book | | Carolathine, a material similar to allophane but lower in water content, was described by Sonnenschein...It is named from the locality, Askana, Ozurgety district, Georgia, vol- Transcaucasia. Belyankin, D....Elbruss near which it is found in the Karatschaev district, Northern Caucasus. Grim (1942) questions the...white to yellowish-white clay from Bergnersreuth, Bavaria, which he called "glagerite" but Dana (1892) says...amygdaloidal cavities at Sasbach in the Kaiserstuhl, Germany. It occurs in layers which form a glazed coating |  | | Journal (article/letter/editorial) | | metasomatized the pyroxene–garnet interface to produce tremolite (recognized by SFTIR) whilst the xenolith sample...point, and re-imaged onto the sample. The upper and lower apertures are manually adjustable down to approximately...characteristic of OH stretching in nearly pure tremolite. A weak band at 3642 cm 1 is 89 attributed to...OH band positions of amphibole (C) near pure tremolite at 3670 cm 1 (Hawthorne et al., 1996), identified...be approximatively 400 ppm. This estimation is a lower limit since we did not take into account the water |  | | Journal (article/letter/editorial) | | 1884, 162). Celestine in Nautilus Aratus. By W. STAHL(Chem. Zeit., 11, 508- 509) .-The author has determined...variety of mica occurs on Aird Island, jn the district of Algoma, Canada, in a coarsely crystalline dolomite...violet colour, and was associated with quartz, tremolite, and piemontite. Xapphirine from Fiskenas in Greenland |  | | Journal (article/letter/editorial) | | between these two important rock-groups. • In 1926 Stahl coined the name Outjo Formation to include the rocks...of the Franzfontein Range (the unit designated ' Lower—mainly dolomites' of Fig. 2 of this paper) together...carbonateclastic sequence of the eastern Kaokoveldt; Stahl (op. cit., p. 147) believed that these rocks were...introduced, in deference to the pioneer work of Alfred Stahl, to include the correlative portions of the Otavi...manuscript in preparation) in the Outjo-Franzfontein district of northern South-West Africa (see Fig. 2), has |  | | Journal (issue) | | Talk umgewandelt worden sind, betrachtet werden. Tremolite sind kaum vorhanden. In dieser Paragenese tritt...BLAAS {1880), SCHINDLER (1881, 1886), Postdirektor STAHL (1893; 1894; 1896; 1897a, b; 1905; 1907a, b; 1911;... König!. Geol. Reichsanst., 36: 303-314; Wien. STAHL, A. F. (1893): Das Petroleum von Persien. - Chemiker...Chemiker Ztg., 17: 1409-1410; Heidelberg. STAHL, A . F. (1894): Verschiedene Erze und Mineralien Persiens...Chemiker Ztg., 18: 487-488, 882-883; Heidelberg. STAHL, A . F. (1896): Reisen in Nord- und Zentral-Persien |  | | Journal (article/letter/editorial) | | BakonyMountains(Fig. 2). These ore occurrences are related to lower Jurassicmarine sediments.The primary ore wasformedduringlate...rest concordantly over the Triassicrocksand their lower contactis grada- MAGANESE DEPOSITS OFHUNGARY ...Dachstein limestone. The lowermost unit of the lower Liassicsequence is a white,yellowish-grayor pink...Dachsteinlimestone. On top of this unit lies a lower Liassic (Lotharingian) denselimestoneof red or pink...marineHippurites-bearinglimestones(Senonian) accumulated. Lower Eocenecontinentalclay and bauxite are overlainby |  | | Journal (issue) | | following article is based upon studies carried out in Germany between the two world wars, but not continued later...is monomineralic consisting almost entirely of tremolite, whereas the poor-quality nephrite is polymineralic...essentially of tremolite in the form of aggregates of minute fibres (Figure 4). Tremolite aggregates are...seen in plane polarized light, indicating that tremolite was formed by alteration of pre-existing diopside...aggregated nature of the microscopically small tremolite crystals, only a single reading of about 1.62 |  | | Journal (article/letter/editorial) | | Leibniz University, Welfengarten 1 D-30167 Hannover, Germany Abstract The Central European Variscides and their...with the leading raw materials sand plus gravel, quarry and dimension stones and limestones used for the...(Fig. 1). It has to be noted that among the term quarry and dimension stones there are also some hidden...rocks which formed the Precambrian through the Lower Carboniferous, when the Visean folding put an end...extension was at its maximum during the Devonian and Lower Carboniferous. Basic submarine volcanic activity |  | | Journal (article/letter/editorial) | | FREIBERG, GERMANY 2 GEOFORSCHUNGSZENTRUM POTSDAM, TELEGRAFENBERG, D-14473 POTSDAM, GERMANY RECEIVED...& Prinz, 1978); West Eifel and Rhön areas in Germany ( Jagoutz et al., 1979; Stosch & Seck, 1980; Zinngrebe...were performed at the University of Freiberg (Germany) using a JEOL JXA-8900R electron 319 JOURNAL...Similarly, its Al, Cr and Ca contents are distinctly lower. It shows irregular zonation patterns, which are...which shows higher contents of Al, Cr, En and a lower Wo component). Clinopyroxene contains low amounts |  | | Journal (article/letter/editorial) | | 30 Granite, Sr/Rb, relation, sedimentary rocks, lower Cambrian, United States, Massachusetts (Fairbairn... data, isotopes, uranium, ratios, Precambrian, lower Paleozoic, Europe, Scotland, Carn Chuinneag (Pidgeon... gneiss, Sr/Rb, isochrons, data, metamorphism, lower Precambrian, Hebron Gneiss, Labrador (Barton, Jackson...rocks, gneiss, whole rock, Sr/Rb, isochrons, data, lower Precambrian, Archean, Labrador, Saglek Bay (Hurst...data, aureoles, metamorphism, contact, intrusions, lower Precambrian, Montana, south, Stillwater Complex |  | | Book (edition) | | Hoering (Washington, D.C.), H. Hubberten (Karlsruhe, Germany), Y. Kolodny (Jerusalem), J. O'Neil (Menlo Park...Japan), M. Schoen (Hannover, Germany), E. Usdowski (Gottingen, Germany). However, I take, of course,...manuscript. Drs. H.P. Schwarcz, S.M.F. Sheppard, W. Stahl, and D.H. Welte have kindly reviewed an early draft...formula: The molecule of the heavy isotope will have a lower zero-point energy than the molecule of the light...zero-point energy of the light molecule and the lower line (EH), that of the heavy one. This means that |  | | Report (issue) | | relationships in the Willow Creek gold mining district, southwestern Talkeetna Mountains, southern Alaska... John D. Geology'of the Bosquene-Turtle Lakes district, Alberta. Edmonton : Geological Survey Department...Godfrey, John D. Geology of the Myers-Daly Lakes district, Alberta. Edmonton, Alberta : Geological Survey...de Palagonia (Sicile). 1967. 170 (550) H758pa BAVARIA--GEOLOGY--COLLECTED WORKS. GLA Fachberichte. (530...belemnites of the Vaals Formation from the C.P.L. quarry at Hallembaye, Belgium : taxongmy, biometry and |  | | Journal (article/letter/editorial) | | Nordbayern, Schlossgarten 5a, 91054 Erlangen, Germany *Corresponding author, e-mail: esther.schmaedicke@fau...peridotite and pyroxenite from Erzgebirge (EG), Germany, and two peridotite samples from Alpe Arami (AA)...negligible. Such concentrations are distinctly lower than the water storage capacity of garnet at the...Schweizerbart’sche Verlagsbuchhandlung, 70176 Stuttgart, Germany 716 E. Schmädicke, J. Gose conditions of GBU...investigated samples are derived from the Erzgebirge, Germany. The Erzgebirge represents a rare example of UHP |  | | Book | | as follows (DIETRICH ET AL., 1974): the Jurassic-Lower Cretaceous 13 1 Eg Z Archean diapiric greenstone...overpressure and differential forces are produced in the lower plate, resulting in pressures of about 1000 MPa...zone of high-pressure facies thus develops in the lower plate (DOBRETSOV, 1978). In the hinterland the heat...and part of the lawsonite-glaucophane facies. The lower boundary is given by the breakdown of heulandite...albite-epidote-amphibolites and albite-epidote-hornfels. The lower boundary is defined by reaction giving rise to pyrophyllite |  | González-Jiménez, José M., Reich, Martin, Camprubí, Antoni, Gervilla, Fernando, Griffin, William L., Colás, Vanessa, O’Reilly, Suzanne Y., Proenza, Joaquín A., Pearson, Norman J., Centeno-García, Elena (2015) Thermal metamorphism of mantle chromites and the stability of noble-metal nanoparticles. Contributions to Mineralogy and Petrology, 170 (2) doi:10.1007/s00410-015-1169-9 | Journal (article/letter/editorial) | | available on the behaviour of IPGE nanoparticles at lower temperatures. Our current understanding of the stability...(~Fo0.96; Table 1 of Supplementary material), tremolite, talc, chromium clinochlore and Cr-rich magnetite...serpentine and/or Cr-rich magnetite (Fig. 2a). Tremolite forms irregularly disseminated aggregates of subidiomorphic...olivine embedded in serpentine. b Intergrowth of tremolite and serpentine. c–f Examples of magmatic chromite...grains and particles appear bright against the lower average atomic mass of the laurite matrix. An estimation |
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