 | | Journal (article/letter/editorial) | | study on the Schalstein section at G~insberg (Weilburg) By HEINERFLICK, H. DIETERNESBOR& ROMANBEHNISCH...the Lahn syncline (Rhenish Mountains, Western Germany) reveal a complex development of secondary alteration...sequence (~,Schalstein,0 at the G~insberg near Weilburg where alteration processes are visible by petrographic...pyroclastique (,,Schalstein,,) du G~.nsberg pr6s de Weilburg: les processus secondaires, identifiables par...opy~gaHeHn.q, per Palaeozoic. In the Lahn-Dill region volcanism ocorpanrlqemloro IlpaKTrmeclcnTO~I~K |  | | Journal (article/letter/editorial) | | gemmy, intense purple apatites from this pegmatite mine have made Pulsifer the premier locality for fluorapatite...of orthoclase, the pericline variety of albite, calcite, epidote, muscovite, quartz, titanite, chabazite...Lake Boga, Swan Hill Rural City, Victoria Aberfoyle mine, Rossarden district, Tasmania Complex metamorphosed...Rio Grande do Norte and Paraíba: e.g., Sapo mine, Ferruginha; Golconda district, Governador Valadares;...prospect (Aldeia do Eme mine), Aldeia; Medina, Jequitinhonha Valley; Alto da Cabeca mine, Parelhas Morro |  | | Book (volume) | | reserved. H., Hofbuchdruckerei, Cothen-Anhalt (Germany). PRECIOUS The Precious Stones. Precious others...hollowed out The vacant. man form the on left Germany with to be have posture greater a window...time into surface, the colour and our more mark same beautiful Ptolemy of now of which The...find Kimberley. Colony The projected the Du mine, serpentine and and where absence beginnings...and depths therefore in rush the afterwards mine, completely brecciated and fragmented, to in |  | | Journal (issue) | | Golosow Phil Gregory Larry & Kathy Havens Julie Hesse Tom Hughes Richard Jackson & Safaa Yu Dan & Dianne...localities like the Sweet Horne mine, Breckenridge, Mount Antero, the Sunnyside mine, Creede, Cripple Creek,...Collection" labels list the name of the lade or mine, the mining district and county, and the assay results...thread, some taken from the surface of the American mine and some from its deepest workings indicating that...that depth does not change the character of the mine. One is impressed by the money as well as the scientific |  | | Book (volume) | | reserved. H., Hofbuchdruckerei, Cothen-Anhalt (Germany). Translation This book has book of but ...Brothers in the of and science in the show to Giessen is not represented are figures to the of ...Lead 101. Copper-pyrites Copper-vitriol Mercury mine 46 crystals 101, nite Cuprite 107. 100. Copper-glance... 371 371. Nitre 373. 374 Fluor-spar 377 Calcite Aragonite 379 Dolomite 393. Barytes 378 Groups...365. Boron the 360. Epidote the 343. 344 Calcite and ol Agalmatolite Ilvaite 250 Rock-crystal |  | | Journal (article/letter/editorial) | | D-44801 Bochum, Germany ABSTR ACT Five smithsonite samples from locations in Germany, Mexico and Namibia...carbonates, is obtained from the published results of calcite, dolomite and smithsonite. Matrix effects due to...most important rock-forming carbonate minerals, calcite and dolomite, are well known. In contrast, detailed...octaeder corresponding to the isostructural mineral calcite (cf. Effenberger et al., 1981). Commonly it occurs...commonly observed in natural carbonates is orange (calcite) or red and yellow (dolomite). This ``extrinsic’’ |  | | Journal (issue) | | Co-ordinator Web Master John Burgess John Pearce Mark Oddy, Trevor Devon and Colin Brough Terry Denney...John also won second place for a baryte rose on calcite from his second home in Sheppey how many roses...nice selection of minerals from the Royal Restormel Mine and Wheal Mary Ann including amethyst, fluorite...Moughton Mine, Austwick, Yorkshire. Lesley also entered galena and fluorite from Merryfield Mine in the...crystals from Alizona, a linarite from Grand Reef Mine, Alizona and two perovskite crystals from Powderhom |  | | Journal (article/letter/editorial) | | actinolite/tremolite-biotitecalcite-sericite and chlorite-calcite-epidote assemblages. Gold occurs preferentially...LagerstaÈttenlehre, RWTH Aachen, WuÈllnerstr. 2, 52056 Aachen, Germany (e-mail: kisters@rwth-aachen.de) J. Schneider Institut...Justus-Liebig UniversitaÈt Giessen, Senckenbergstr. 3, 35390 Giessen, Germany ore deposition occurred...supracrustal belts. The Lega Dembi gold mine in the Sidamo region of southern Ethiopia is the largest gold...lithostratigraphic and structural evolution of the region have been proposed. However, because of the relatively |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...opaque mineral to reflect the light gypsum. 3 - calcite, 4 - fluorite, 5 - apatite, 6 - ortho- beam on...abbreviated, e.g. canton (Switzerland), vilayet (Turkey), region (Chile), kray and oblast (Russia). The country...by Mobutu, and is now the Katanga administrative region again. The former Kivu province is now divided...United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing |  | | Journal (issue) | | • Inclusions in Kenyan rubies from the John Saul mine • Lazurite in Mogok ruby • Snowflakes in Mong Hsu...California Canberra, Australia Petershausen, Germany Edward W. Boehm A.J.A. (Bram) Janse Andy Shen...Carlsbad, California Lucerne, Switzerland Hamburg, Germany John L. Emmett Simon Lawson Nicholas Sturman...spectra of zircon remained unchanged, except in the region of 1000 cm–1 after heating at 1000°C, the Raman...purchased directly from the miner, but not at the mine site near the Taheza River in Ilakaka. These samples |  | | Journal (issue) | | 203-207. Discussion of the quartz pseudomorphs after calcite and barite common in the epithermal veins of the...'The Crystal Cavities of the New Jersey Zeolite Region,' U. S. Geol. Surv. Bull., 832, 90 pp., 32 Pls...glauberite and anhydrite common in the diabase of this region. SCHEERER, TH., 'Ueber Pseudomorphosen, nebst Beitragen...products of parisite and synchisite,3 CaO after calcite,4 for natural occurrences of brucite after chrysotile5...after calcite type, also tetrahedrite after chalcopyrite, siderite and rhodochrosite after calcite, albite |  | | Book | | museum quality but many minerals can be found on mine dumps or can be purchased or traded. After introducing...look for. Michael O’Donoghue Proustite (East Germany) 7 Rocks We can define a rock as a large mineral...organic origin; the most prominent example is CaC03, calcite. The triangular C03 group gives threefold symmetry...‘perfect’ is used for -34- Twinned crystals Calcite Cassiterite Chrysoberyl Albite -35- cleavage...Topaz 7 Quartz 6 Feldspar 5 Apatite 4 Fluorite 3 Calcite 2 Gypsum 1 Talc All that the scale tells us is |  | Shirai, Kotaro, Otake, Tsuguo, Amano, Yosuke, Kuroki, Mari, Ushikubo, Takayuki, Kita, Noriko T., Murayama, Masafumi, Tsukamoto, Katsumi, Valley, John W. (2018) Temperature and depth distribution of Japanese eel eggs estimated using otolith oxygen stable isotopes. Geochimica et Cosmochimica Acta, 236. 373-383 doi:10.1016/j.gca.2018.03.006 | Journal (article/letter/editorial) | | isotopes ABSTRACT: Oxygen isotope ratios of the core region of otoliths were examined in Anguilla japonica... The δ18O core, PDB values of the otolith core region of the glass eels from the two locations were...2009; Hanson et al., 2010; Matta et al., 2013; Limburg et al., 2013; Hogan et al., 2016). The microanalysis...when they were at the egg stage. Since the core region of eel otoliths is quite tiny, only 10 to 20 μm...otolith core region using an 8 μm diameter spot inside of the hatch check (core region), which completely |  | | Book | | Justus-Liebig-Universität Senckenbergstrasse 3 35390 Giessen Germany K. WEBER Institut für Geologie und Dynamik...Göttingen Goldschmidtstrasse 3 37077 Göttingen Germany Cataloging-in-Publication D a t a applied for...hosted an international conference in G6ttingen/Giessen, Germany. Discussions were focused on the Tectonothermal...compilation of the papers presented in G6ttingen/Giessen. Instead, it represents a coordinated volume designed...possible in a formerly divided world. Athens, Giessen, G6ttingen, 1994 R.D. DALLMEYER W. FRANKE K. |  | | Book | | immensely popular handbook of minerals appeared in Germany I obtained a copy fo! my personal library and was... You will be told that these are fragments of calcite crystals. Three minerals will be mentioned to you...consisting (apart from impurities) only of the mineral calcite. Granite is the bestknown example of a rock consisting...times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...Pr..1iTE 2 Sulphur Abo/le Sulphur crystals on calcite. Below A specimen of massive sulphur. Both from |  | | Journal (issue) | | FLUORffE Tue largest crystal measures 3 cm Heights mine, Weardale, County Durham, England. Stuart Strife...photo Backcover: (upper left) Elbaite, 4.5 cm, Sapo mine, Goiabeira, Minas Gerais, Brazil; Gus Eitler collection;...2005, founding member and volunteer case designer Mark Mauthner was puzzled when part of the simple text...text on his screen printed in an unexpected font. Mark went ahead and used the text as-is for the case...Jim Houran Rob Lavinsky Betty Llewellyn Wally Mann Mark Pospisil Jim & Gail Spann Jeff Starr Karl & Carol |  | | Journal (issue) | | collection, page 124. (rniddle colurnn) Rhodonite-Mark Pospisil .collection, page 21 O; Elbaite-Jack Olivier...279; Azurite-Bob Howard collection, page 138; Calcite- Kevin Schofield collection, page 228; Pezzottaite-Jim...collection, page 135. Backcover: (lefl column) Calcite-Kevin & Mark Brown collection, page 52; Smoky quartz...collection, page 253. (right colurnn) Smithsonite-Mark Hughston collection, page 144; Variscite-Gus and...Stewart Paul Bordovsky Dave & Marcie Bristol Kevin & Mark Brown Keith & Diane Brownlee Joe Budd Sam & Sarah |  | | Journal (issue) | | Jebel Ouichane, Sagangane, Nador Province, Oriental Region, Morocco. Doug Fiske collection; Jordan Root photo...row, from left: Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...Fluorite on quartz, 13 cm, from the Yaogangxian mine, Chenzhou Prefecture, Hunan Province, China. The...Spodumene (variety kunzite), 9 cm, from the Urucum mine, Galiléia, Minas Gerais, Brazil. Gus & Jane Eifler |  | | Journal (issue) | | Revières, Anthony Gleckler, George Polman, Tom Spann, Mark Mauther, Chris Stefano, Joaquim Callén, Wendell...cover Vanadinite 3.4 cm, from the North Geronimo mine, La Paz County, Arizona. Dick Morris collection;...Society of Arizona Members Wyatt Busby Tom Moore Mark Candee Dick Morris Kerry Cooper Barbara Muntyan...Gleckler Brian & Dawn Schwenk Tom Gressman Cody Schwenk Mark Hay Chris Stefano Karen R. Hruby Marshall Sussman...for such a bill and sent it to my Representative, Mark Finchem (R-District 11, Oro Valley), asking him |  | | Journal (issue) | | licromount Society (BMS) is ten years old this year. To mark this occasion the Society has partially sponsored...months. By 1984 the membership had passed the 100 mark and it was decided to put the Society onto a more...Figure 3. CALEDONITE (0.25mm) on LINARITE: Red Gill mine Caldbeck Fells, Cumbria. R.S.W. Braithwaite Collection...the rare ban·um zeoliteham1otomeat Pen-y-Cl1111 Mine is thoughtto be only the third locali!J•forthe mineral...recorded from the Benallt Mine, Rhiw, Gwynedd (Smith & Bannister, 1944}and Cwm Orog Mine, Llangynog, Powys (Russell |  | | Book | | found in nature are listed generally either as a region or a country. To find specific localities, other...SimEle testing devices 1 2 3 4 5 6 7 talc gypsum calcite fluorite apatite orthoclase quartz topaz corundum...If the dust can be removed revealing no scratch mark, the test mineral is softer than the unknown mineral...are set for testing scratch hardness. If a scratch mark is revealed, the test mineral is harder. If no clear...considered light (amber 1.1); those from 2 to 4 normal (calcite 2.7) ; and those above 4 are heavy (lead 7.5). |  | | Journal (issue) | | Austria. (3) Boracite, 2.9 cm, from Lüneburg, Germany. (4) Native silver, 3.5 cm, from Potosí, Bolivia... Harz Mountains, Germany. (9) Pyrite, 2.4 cm, from Gerensegen, Schwarzwald, Germany. (10) Hematite “iron...the Unificada mine, Potosi, Bolivia. Top right: Benitoite, 2 cm, from the Benitoite Gem mine, California...N‘Chwaning I mine, Kuruman, South Africa. Bottom right: Mimetite, 2.7 cm, from the Tsumeb mine, Namibia....Record: (1) Stephanite, Husky mine, Canada. (2) Wulfenite, Rowley mine, Arizona. (3) Diaspore twin, Pinarcik | | | Book | | found in nature are listed generally either as a region or a country. To find specific localities, other...ting devices 1 2 3 4 5 6 7 8 9 10 talc gypsum calcite fluorite apatite orthoclase quartz topaz corundum...If the dust can be removed revealing no scratch mark, the test mineral is softer than the un known mineral...are set for testing scratch hardness. If a scratch mark is revealed , the test mineral is harder. If no...considered light (amber 1.1); those from 2 to 4 normal (calcite 2. 7); and those above 4 are heavy (lead 7.5). |  | | Journal (article/letter/editorial) | | carbonate-rich marine environments, also crystallizes from calcite under aqueous conditions above ~0.5 GPa at room...to be greater than that of gypsum (CaSO4.2H2O), calcite and aragonite. The volume of ikaite is less than...that occupied by equivalent volumes of CaCO3 (calcite/ aragonite) + 6H2O at all pressures below the freezing...WORDS : ikaite, compressibility, synchrotron, calcite. Introduction IKAITE is a hydrated calcium carbonate...carried out on carbonates at elevated and . Those on calcite (Sharp and Kennedy, 1965; Fein and Walther, 1987) |  | | Journal (article/letter/editorial) | | Washington, DC 20013 pohwatp@si.edu WILLEMITE Tsumeb Mine, Tsumeb, Otjikoto, Namibia M ineral nomenclature...2015 Figure 1. Willemite from the Tsumeb mine, Otijikoto region, Namibia. The specimen displays the typical...at 00:58 20 June 2015 Figure 2. Willemite with calcite from Franklin, Sussex County, New Jersey. The normal...we’ll just go through Figure 3. Willemite in calcite with franklinite from Franklin, Sussex County,...or granular anhedral crystals associated with calcite and franklinite. Primary willemite typically occurs |
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