 | | Journal (article/letter/editorial) | | MINES AND MINERALS OF AUSTRIA By P H I L I P M O R R I L L EastDerry, N. H. 03041 This data was accumulated...These operations are on leased land and trips to Austria. While it may be the most not open to the general...two or more until a more rounded text results. Austria is defined here as what is localities. presently...mineral museums of torically, within recent times, Austria in which the best is the Natural History cluded...Nature Geologically, it has a beautiful sim in Salzburg has a fine collection which is plicity. There |  | | Journal (article/letter/editorial) | | a Regional Metamorphic Terrain (Tauern Window, Austria): Parageneses and Crystal Chemistry G. Franz, G...similar metamorphic grade from the Tauem Window, Austria, were analyzed by electron microprobe. The results...plagioclase, K-feldspar, biotite, muscovite, margarite, chlorite, talc, amphibole, epidote, garnet, phenakite...F etot) -2+ " ratio varies in the order beryl m talc > actinolite > biotite ~--chlorite > phengite (Habachtal)...phenakite + 2 muscovite + 9 quartz = 2 beryl + 2 K-feldspar + H20 (2) 3 phenakite + 5 muscovite + chlorite |  | Giuliani, Gaston, Groat, Lee A., Marshall, Dan, Fallick, Anthony E., Branquet, Yannick (2019) Emerald Deposits: A Review and Enhanced Classification. Minerals, 9 (2) 105 doi:10.3390/min9020105 | Journal (article/letter/editorial) | | hosted in: (IIA) Mafic-ultramafic rocks (Brazil, Austria); (IIB) Sedimentary rocks-black shale (Colombia...deposits or hidden granitic intrusion-related (Austria, Egypt, Australia, Pakistan), and some unclassified...ct. Insufu rough emerald extracted from the Kagem mine in 2015. Lastly, on the 2th of October, the remarkable...(“the lion elephant”) was extracted from the same mine [3]. Other giant crystals have been discovered in...emerald crystals was discovered in the Carnaíba mine, Brazil; the specimen weighed 341 kg with 1.7 million |  | | Book | | exposed extensive sand and gravel banks. You will see inconspicuous boulders lying about, most of them...pale, reddish spots. Break it open, and you will see a tangled mass of fine, blackishgreen needles with...times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...instance, in various parts of the Austrian Tirol and Salzburg. Much tin ore came from Britain so that brisk...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have |  | | Journal (article/letter/editorial) | | in the Habachtal Emerald Deposit, ttohe Tauern, Austria Part 1 : Presentation of Geochemical Data M. Okrusch...blackwall sequences of the type: serpentinite - talc schist - +chlorite schist or actinolite schist -...schists; Sr was concentrated in the dolomite-beating talc schists, and Zn, Rb, and Ba predominantly in the...margarite, and tourmaline, Chloriteoactinolite schist, Talc schist, Serpentinite. In the Habachtal emerald deposit...Leckbach-Rinne cuts into a series of ultramafic talc, chlorite, actinolite, and biotite schists together |  | | Journal (article/letter/editorial) | | anal., opt., genesis, 916. ADUSUMILLI(MARIAS.), see BURKI~(E. A. J.), 447. Aegirine, Nigeria, 37o. Aegirine-augite...peninsula, xliii. AKHTER (S. M.), see QAISER(M. A.), 735. Alaer6n mine, Copiap6, Chile, arsenolamprite...and thermal expansion, I56; see also alkali feldspar. ALIEV (R. M.), see KASHKAI(M.-A.), 929. Alkali...distinction from montebrasite, 4r4. Amblygonite mine, Caceres, Spain, montebrasite, 414. Amelia County...cell-dimensions in relation to composition, 317; and see Juddite, Magnesio-arfvedsonite. Arkansas, orthoclase |  | | Book (edition) | | at Sultan Qaboos University, Sultanate of Oman; I am indebted for this opportunity and for the assistance...of different ore minerals included in the atlas, I am very much obliged to a number of colleagues, who...Berlin, Germany Graslitzer Str. 5, D-63791 Karlstein am Main, Germany Ludwig-Maximilians Universität, Department...pages of this chapter include the following terms (see also explanations chapter): - Strunz Group (Strunz...assembled at euromin.w3sites.net (for precise links see “Bibliography/Electronic Media” on page 1091). XIX |  | | Journal (article/letter/editorial) | | P, bar Age Ma Age/Method L2017.27.5 Bonfim farm, Caiçara do Rio do Vento, Borborema mineral province...bodies hosted by amphibolites in a succession of talc, talc-amphibole, and biotite ± amphibole schists and...2017-14.3 Ankadilalana emerald mine, Ambalahosy Nord Commune, Mananjary District, Vatovavy Fitovinany Black-wall...occasionally pillowed) between migmatitic gneiss, talc-schist and lenses of chromite-bearing serpentinites...2017.9.3-3, 2017.9.4 Irondro mine, Andonabe Commune, Mananjary District, Vatovavy Fitovinany Black-wall |  | | Report (issue) | | them. We are grateful to him and hope that you will see his influence here in Emeralds of the World and in...an Egyptian colleague, warned him in a letter,"/ am pleased to hear; dear friend, that you are doing...Asia: Pakistan, Afghanistan and India .......6 0 Old Mine Emeralds . . . . . . . . . . . . . . . . . . . ...Maharajahs and Maharanis held large emeralds (see "Old Mine Emeralds" page 62). The Color of Islam Emerald...collections that true emerald lovers really ought to see. 7 Mogul Emerald ls one of the largest emeralds |  | | Journal (article/letter/editorial) | | Gem Collectors, carried the following paragraph. "I am taking the liberty of forwarding you a specimen of...matrix, was recently found in the vicinity of the Gem Mine (benitoite locality), San Benito County, Calif....triboluminescent sphalerite is a lead-silver mine in the Silverton district, San Juan County, Colo. The mineral...Eugene VanderWender, Harrington, Kent County, Del. District of Columbia—French Morgan, of Washington, D. C...another very unusual find of petrified wood, in the District this time, and within a half mile of where I live |  | | Journal (article/letter/editorial) | | have also been mined in Afghanistan, Australia, Austria, Bulgaria, China, India, Madagascar, Namibia, Nigeria...address: lgroat@eos.ubc.ca (L.A. Groat). 0169-1368/$ – see front matter © 2008 Elsevier B.V. All rights reserved...the difference between emerald and green beryl (see Conklin, 2002; Schwarz and Schmetzer, 2002). However...occurrence in Canada, the Muzo mine in Colombia, the Mohmand district in Pakistan, and Norway. Beryl...Be-bearing minerals occur in metamorphic rocks (see below) (Zwaan, 2006). 3. The geochemistry of Be, |  | | Journal (article/letter/editorial) | | This studyexaminesthe occurrences of scheeliteat district(Barnes,1988). Scheelite-bearing calc-sili- LakesNob...BrokenHill Groupwithin the Wiltigraphyin the BrokenHill district (Stroudet al., lyama Supergroup(Fig. 1). Disseminated...theWillyamaSupergroup (Paragon Group, (quartz-alkali feldspar-muscovite)was emplaced >2,200 m thickness)comprisesfine...and minor bedded calc-silicaterocks(King ciated muscovite-richpegmatitesat 1490 _ 20 Ma GunniaCalc-SilicateMember)...calc-silicaterocks cent to syntectonicpegmatitemass.The talc-silicaterock is outcropsof tourmalinitein nonlayered |  | | Catalog/List | | Crow Hill Mine, Cornwall Kildonan Burn Sicilv Elba Glen Strathfarrat Scotland Zambia Austria Ecton Hill...The Knipe, S.Scotland Ow A2 Price £1 Coldberrv Mine Corsica A2 A2 £2 sop Nevada, USA Unknown The...Rocks Cornwall Hinqston Down, Cornwall Smallcleugh Mine, Nenthead A2 A2 A2 A2 A2 A2 A2 A2 A2 A2 A2 £1...Quebec (Cook) Herodsfoot Cornwall Bournonite Bedford Mine Devon Arsenoovrite Colorado USA Enaraite Minas Gerais...Cornwall Tennantite Parvs Copper Mine, Anqlesey Sphalerite Louisa Mine, Glendinninq, Dumfrieshire Stibnite |  | | Journal (article/letter/editorial) | | relatively low-variance mineral assemblage of a talc-kyanite eclogite from Dabie Shan enabled application...Universität Graz, Universitätsplatz 2, 8010 Graz, Austria E-mail: alexander.proyer@uni-graz.at Tel.: +43-316-3805541...Mineralogie, Universität Salzburg, Hellbrunnerstrasse 34, 5020 Salzburg, Austria C. McCammon Bayerisches...sample that can be taken from a thin section. The talc-kyanite eclogite discussed in this study provides...specific activity source in a 12 micron Rh matrix (see McCammon et al. 1991; McCammon 1994). Spectra took |  | | Book | | Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning of the 20th century, the Trimouns...crystalline talc. Easily the best extant crystal, a doubly terminated floater found in a talc vug in 1997...was a site on what was known in 1887 as the Yale Farm, about two miles northeast of the town of Litchfield...a few such specimens have been found after 1960 (see the Amity-Edenville entry for Edenite and Spine!)...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely |  | | Journal (article/letter/editorial) | | Mineralization during RegionalMetamorphism'The Habachtal (Austria)and Leydsdorp(Transvaal,SouthAfrica) Deposits G...ultrabasicrocks.Detailed studiesof the I-Iabachtal(Austria)and Leydsdorp(South Africa) emeralddepositsindicatethat...well-knownschist-hosted emeralddepositsof the Habachtal (Austria) and of Leydsdorp (Transvaal, SouthAfrica) have...chemistry,and regionalmetamorphism actinolite, and talc schists.Intense Be, W, Cu, Mo, Bi is very important...tectonicm•lange, proin the Tauern window (easternAlps, Austria) near ducedmainlyby alpine tectonism. Accordingto |  | | Journal (article/letter/editorial) | | informs us that talc has been mined near Winterboro, Talladega Co., Ala. This talc was broken and could...when a new pocket was broken into in the Mammoth Mine, Tiger, (Pinal Company), Arizona." ARKANSAS — Another...light greenish (but stained brown) foliated mass of talc has been donated to R. & M. by Julian A. Smith...Smith, Route 2, Box 786B, Modesto, Calif. The talc was found in a road cut in weathered serpentine near San...xled cyrtolite was found last year in the Pine District, Jefferson Co., Colo., so we were informed by |  | | Journal (article/letter/editorial) | | coastal sabkha to the alluvial fan. Chromium muscovite, Cr smectite, and Cr chlorite formed at the brink...extending from Belgium, in the West, through the Ruhr District, Germany, to the Upper Silesian Coal Basin, Poland...amorphous hydrous silicates of Al, Fe, Mg, Ni, Cr…(see following section 4). They are major components of...layer-type (e.g. serpentine), 2:1 layer-type (e.g. talc), 2:1:1 (2:2) layertype (e.g. chlorite) and 2:1...deposits: (1) Serpentine-kaolinite/kandite group, (2) Talc- pyrophyllite group, (3) smectite group, (4) mica |  | | Book (edition) | | Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...amphibole group). For more detailed information see "Dana's System of Mineralogy•· ( 1944, I 951, 1962)...reflected light (e.g. micas). or flexible (e.g. talc) minerals. In crystal optics for reflected light...ability of a mineral to scratch another one: 1 - talc, 2 - relative ability of an opaque mineral to reflect...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g. |  | | Journal (article/letter/editorial) | | the "loot" collected for mailing to my friends. I am sending you a box with four groups of colemanite...crystal'ized cinnabar which comes from the Culver-Baer mine, Sonoma Co., Calif. Colorado—An interesting article...Michigan, Ann Arbor, Mich.) The Micanite pegmatite district lies across the Park-Fremont County line in south-central...village of Micanite. The pegmatite of the Micanite district contains unusually large 378 ROCKS AND MINERALS...varying degree to pinite, consisting chiefly of muscovite, chlorite, and biotite, and traces of garnet, |  | | Book | | On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...ALLEN, GEORGE B. --and W. Hunt: The Tonopah-Belmont mine, Maricopa County, Arizona 19:139-144 ALLGOOD, GENNE...Allgood, C. Williams: Ramsdellite from the Mistake mine [Arizona] 14:333-335 ALLGOOD, ROBERT W. -with G...the Mistake mine [Arizona] 14:333-335 ALMA Famous mineral localities: the Home Sweet Home mine, [near Alma |  | | Journal (article/letter/editorial) | | omitted from locality information. Where lot and district numbers are given, it is necessary to use topographic...the photographs. Baldwin County Milledgeville district—between the State Sanitarium and the Oconee River:...River: andalusite, biotite, corundum, muscovite, quartz (Hurst, 1956c). Wood pit—east of S.R. 243 near...property—near Commerce: ferrocolumbite (Cook, 1978). Lula district—Standridge property, about 7.0 km east of Lula:...vermiculite (Furcron, 1960c). Maysville area—T. J . Carr farm (1899), 1.6 km from Maysville: epidote (Cook, 1978) |  | | Book (edition) | | Allophane Zeolite Section Heulandite 8. 325 Talc, Pyrophyllite, Sepiolite Glauconite 329 Serpentine...also from the inclination of on 1, or of /on 1. See Fig. 2, and compare it with Fig. If the angle /on...selected, increasing gradually in hardness from talc, which is very soft and easily cut with a knife...hardness is said to be 6; if more easily than 1, talc, orthoclase, but with more difficulty than apatite...bent after the bending force is removed. Example, talc. 5. Elastic. When, after being bent, it will spring |  | | Report (issue) | | Lenni (druses of colorless crystals), Felton's farm (Chester), and Ward's quarry; Montgomery County:...Analysis: Fritz Island, Berks County. Sadtler, Jr., Am. Chem. J., IV, 356, 1883. Si0 2 A1 2 3 Fe2 O3 CaO...Philadelphia: Fairmount Park. . H ; MICA GROUP MUSCOVITE EUPHYLLITE H KAl (SiO H (Na,K)Al BIOTITE (H...3 3 (SiO 4 ) 3 ? MonocUnic Monoclinic ] MUSCOVITE H KAl 2 3 MONOCLINIC (Si0 4 ) 3 gray, brown...cryptocrystalline. Folia are less elastic than muscovite. Lesleyite 48 Fibrous (Lea, 1867, 44) forms |  | | Report (volume) | | 50. II. Tertiary History of the G-rand Caiion District, with atlas, by Clarence E. Dutton, Capt. U. S... Geology of the Comstocls Lode and the Washoe District, with atlas, by George F. Becker. 1882. 4°. xv...Price $1.20. VIII. Paleontology of the Eureka District, by Charles Doolittle Walcott. 1884. 4°. xiii...R. P. Whitfleld. Geology of the Eureka Mining District, Nevada, with atlas, by Arnold Hague. Sauropoda...Washoe, Nevada, with Notes on the Geology of the District, by Arnold Hague and Joseph P. Iddings. 1885. |
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