 | | Journal (article/letter/editorial) | | coulsonite, cuprospinel, filipstadite, franklinite, gahnite, galaxite, hercynite, jacobsite, magnesiochromite...calcite from Kambove District, Katanga Copper Crescent, Katanga, Democratic Republic of Congo. Oxide spinels...(Å) (Å) 2-3 spinels (A2+B3+ 2 O4) B = Al3+ Gahnite ZnAl2O4 8.085 1.953 1.912 Galaxite MnAl2O4 8.181...2000), indicating a normal cation distribution. Gahnite—ZnAl2O4. First described by von Moll (1807) from...from the Falun copper mine, Dalama, Sweden, gahnite was named after the Swedish chemist and mineralogist |  | | Journal (issue) | | Mines DaylightFluorescent Hyalite from Namibia Gahnite from Nigeria Volume 38 / No. 2 / 2022 COLUMNS...Kumar Vijay 183 On the Colour Mechanism of Blue Gahnite from Nigeria 173 Photo courtesy of The Walters... Bangkok, Thailand Jaroslav Hyršl Prague, Czech Republic Menahem Sevdermish Gemewizard Ltd, Ramat Gan...serpentinite (used as a building stone) were worked in a quarry and in two underground galleries between 1920 and...vein (5–30 cm thick) in the central part of the quarry. The smaller crystals were transparent, whereas |  | Houzar, S., Litochleb, J., Sejkora, J., Cempírek, J., Cícha, J. (2008) Unusual mineralization with niobian titanite and Bi-tellurides in scheelite skarn from Kamenné doly quarry near Písek, Moldanubian Zone, Bohemian Massif. Journal of GEOsciences, 53 (1) 1-16 | Journal (article/letter/editorial) | | Bi-tellurides in scheelite skarn from Kamenné doly quarry near Písek, Moldanubian Zone, Bohemian Massif Stanislav...Moravian Museum, Zelný trh 6, 659 37 Brno, Czech Republic; shouzar@mzm.cz Department of Mineralogy and...79 Prague 1, Czech Republic Prácheň Museum, Velké náměstí 114, 397 24 Písek, Czech Republic Corresponding... is associated with the contact of chondrodite marble with melanocratic granite–quartz syenite (durbachite)...(durbachite). Hedenbergite-rich vein in this marble can be considered as an additional type of skarn. The |  | | Report (issue) | | calcite, andradite, manganosite, rhodochrosite, gahnite, magnetite, rhodonite, hausmannite, hetaerolite...Långban, Värmland, Sweden. Occurs at Hraničná, Czech Republic. In Kazakhstan, from Nayzatas, Dzhumart, and...Ushkatyn deposits, Atasui area. At the Pereval marble quarry, near Slyudyanka, Sayan Mountains, Siberia,...Russia. From the Koduru manganese mine, Srikakulam district, Andhra Pradesh, India. At the Bonnie prospect |  | Malíčková, Iveta, Bačík, Peter, Fridrichová, Jana, Hanus, Radek, Illášová, Ľudmila, Štubňa, Ján, Furka, Daniel, Furka, Samuel, Škoda, Radek (2021) Optical and Luminescence Spectroscopy of Varicolored Gem Spinel from Mogok, Myanmar and Lục Yên, Vietnam. Minerals, 11 (2) 169 doi:10.3390/min11020169 | Journal (article/letter/editorial) | | Gemological Laboratory of e–gems.cz, 11000 Prague, Czech Republic; kakt@centrum.cz Gemmological Laboratory, Department...Masaryk University, Kotlářská 2, 61137 Brno, Czech Republic; rskoda@sci.muni.cz Correspondence: peter.bacik@uniba...metamorphic rocks (mainly medium-grade mica schist, marble, and granulitic gneisses) inherited from these...consists of a sedimentary series metamorphosed into marble, gneiss, calc-silicates, mica schist, and amphibolite...Mogok Stone Tract is mainly composed of gneiss, marble, calc-silicate rocks and quartzite, intruded by |  | | Catalog/List | | crystals. Good display piece. Vambori, Ahmedhagar District, Maharashtra State, lndia about 5x2.5 inches £70...the grains and a few more scattered about. Caspar Quarry, Bellerberg bei Mayen, Yulkaneifel, Rheinland Pfalz...on Ix 1.5 inch matrix Schoeller Mine Kladno Czech Republic £ I2 26. LEUCOPHOSPJ-IITE pale fawn small crystals...3mm c1ystalline spheres. Namib Mine, Swakopmund region Namibia Ix I £30 33. BIEBERITE glass tube of pinkish...about 12x5mm in the middle of the vein. Crestmore Quarry, Riverside County, California USA £17 35. SODALITE |  | | Book | | the same passion for minerals and the NE Bavarian region. The Oberpfalz was his home and my adopted country...Bohemian Massif, which is shared by Germany, the Czech Republic, Poland and Austria, has been focused on these...the principal techniques of deep geophysics, this region enables us to look at the origin of pegmatites...to find new profitable mineral deposits in the region are not very promising and mining in Germany is...with much success. The Hagendorf-Pleystein mining district consists of several pegmatites and aplites, including |  | | Journal (article/letter/editorial) | | COMPLEX GRANITIC PEGMATITES AT DOBRÁ VODA, CZECH REPUBLIC, AND PALA, CALIFORNIA, U.S.A. MILAN NOVÁK§...Masaryk University, Kotláøská 2, CZ-611 37 Brno, Czech Republic MATTHEW C. TAYLOR¶ Department of Geological...pegmatites at Dobrá Voda, western Moravia, Czech Republic, and the White Queen mine, Pala, San Diego...Fe-enrichment, complex granitic pegmatite, Dobrá Voda, Czech Republic, White Queen mine, California. SOMMAIRE Nous...granitic pegmatites in the Bohemian Massif, Czech Republic and the Peninsular Ranges batholith, southern |  | | Journal (article/letter/editorial) | | staurolite, ilmenite, zircon, monazite, kyanite, and gahnite. The other minerals, especially those containing...in a sandpit at Glanów-Stroniczki, (b) Abandoned quarry of lithified yellow quartz sandstone on top of...Glanów–Stroniczki or and samples in the smallest amounts were gahnite,Mount, chromium spinel, titanite, cassiterite Bolmin...found in the samplessize in the smallest amounts gahnite, chromium spinel, xenotime, titanite, cassiterite...125], mica schists of the Svratka Unit in the Czech Republic [34], quartz-sericite shales from Jegłowa in |  | Boni, Maria, Terracciano, Rosario, Balassone, Giuseppina, Gleeson, Sarah A., Matthews, Alexander (2011) The carbonate-hosted willemite prospects of the Zambezi Metamorphic Belt (Zambia) Mineralium Deposita, 46 (7) 707-729 doi:10.1007/s00126-011-0338-7 | Journal (article/letter/editorial) | | hematite and franklinite and post-dates the Zn-spinel gahnite in the paragenesis. Genthelvite [Zn4Be3(SiO4)3S]...The possibility of precursor ores exists; the gahnite–franklinite–willemite deposits could have been...2009), and economically more important, Kabwe district is located within the internal fold and thrust...to 1994. The nonsulphide deposits of the Lusaka district are hosted in the marbles of the Zambezi Belt...1991). These prospects contain the zincian spinels gahnite and franklinite (i.e. Zn-aluminate and Znferrite |  | | Journal (article/letter/editorial) | | Masaryk University, Kotlářská 2, 611 37 Brno, Czech Republic; zbynek@burival.com * Corresponding author...paragneisses (at Ctidružice, Moldanubian Zone, Czech Republic). Only garnet from the albite adjacent to an...Madagascar and Ctidružice, Moldanubian Zone, Czech Republic cutting different host rocks. The main aim...located in the north-eastern part of the Itremo Region, Central Madagascar built by low- to medium-grade...the Itremo Complex (e.g., Cox et al. 1998). This region is characterized by numerous occurrences of Li-enriched |  | Colombo, F., Lira, R., Ripley, E. M., González del Tánago, J. (2011) Geology, mineralogy and possible origin of the copper mineralization in marble near Saldán, Córdoba (Argentina) Journal of GEOsciences, 56 (3) 299-316 | Journal (article/letter/editorial) | | possible origin of the copper mineralization in marble near Saldán, Córdoba (Argentina) Fernando Colombo1*...small lens of granulite-grade calcite–dolomite marble near Saldán, Córdoba Province (central Argentina...forms dark brown masses and stringers included in marble. Very scarce grains of copper sulfides (anilite...along rims and cracks) are found scattered in the marble. Copper is partially replaced by Bi (≤ 0.15 wt...scavenged from accessory sulfides scattered in barren marble or orthoamphibolite. The heat source remains unknown |  | | Journal (issue) | | storied past of the Franklin/Sterling Hill mining district to a continuous chain of active participation...on completed research on the age of the Franklin Marble by New Jersey geologist Richard Volkert, an article...Field Trip — Collecting at the Braen quarry (a.k.a. Franklin quarry), Cork Hill Road, Franklin, New Jersey...permitted on the Mine Run dump and in the Fill quarry, Passaic pit, and “Saddle” area. For museum members...The reputed Indian Silver Mine in the Limecrest Quarry is discredited. • Specimens of margarosanite from |  | | Journal (issue) | | locations world-wide, for example in the dolomitic marble of Crevola d'Ossola, Italy; Lyangara, Uzbekistan;...Uzbekistan; and the Emma Mine, Little Cottonwood District, Salt Lake Co., Utah. In most locations, tungstenite...After receiving comments that the Goodall Farm Quarry, also known as the Sanford vesuvianite locality...Carnegie Gem & Mineral Show, amidst the elegant marble halls and galleries of the Carnegie Museum of Natural...Tucson Shows 13-3:8-11: Minerals from the Mill Creek Quarry, Polk County. Oregon 138: 1,2,4.5 Jack A. Crowley |  | | Journal (article/letter/editorial) | | Charles University, Albertov 6, 12843 Prague, Czech Republic Institute of Geology and Paleontology, Faculty...Charles University, Albertov 6, 12843 Prague, Czech Republic a r t i c l e i n f o Article history: Received...SBG—South Bohemian granulites, VTSZ—Vodňany–Týn nad Vltavou shear zone. 248 S.W. Faryad, J. Žák /...metasedimentary complexes contain abundant lenses of marble, calcsilicate rocks, amphibolite, and quartzite...host migmatites and gneisses. Compiled from the Czech Geological Survey maps, scale 1:25,000, sheets 22–412 |  | | Journal (article/letter/editorial) | | omitted from locality information. Where lot and district numbers are given, it is necessary to use topographic...geologist, last wrote for Rocks & Minerals on "A Gahnite Occurrence in Carroll County, Georgia" (November/December...the photographs. Baldwin County Milledgeville district—between the State Sanitarium and the Oconee River:...property—near Commerce: ferrocolumbite (Cook, 1978). Lula district—Standridge property, about 7.0 km east of Lula:...(chryso lite, olivine) (Teague, 1956). Jefferson district—9.7 km southwest of Jefferson on S.R. 11, northwest |  | | Journal (article/letter/editorial) | | Anhydrite-bearing rocks from the Rožná district (Moldanubian zone, Czech Republic): high-grade metamorphosed exhalites...probable that anhydrite and barite from the Rožná district were deposited from fluids that contained different...Æ J. Hladı́ková Czech Geological Survey, Klárov 3, 118 21 Praha 1, Czech Republic E-mail: kribek@cgu...s.e., branch Geam, 592 51 Dolnı́ Rožı́nka, Czech Republic are caused by pre-metamorphic oxidation of...containing tourmaline, gahnite, Fig. 1 Geological sketch map of the Rožná district. SC Svratka Crystalline |  | | Report (issue) | | Triassic deposits 31 Mineral localities 38 District of Columbia Mavtrl a Tirl IWlCfci JT XClilUl... List of Figures Figure 1. Index map showing region covered in this report. Stfaded area is covered...Figure 2. Block diagram of the Washington, D.C. region showing physiographic provinces and major geographic...and locations of mines in the Soldiers Delight region, Baltimore County, Maryland. Adapted from Pearre...the serpentine barrens of the Soldiers Delight region, Baltimore County, Maryland. Figure 11. Water-filled |  | | Journal (article/letter/editorial) | | intrusive and volcanic rocks, and stra tabound gahnite- and garnet-bearing rocks and iron formations,...class of deposit (Broken Hill) is not hosted in marble or calc-silicate rocks. Multiple deposits have...morphosed clastic sedimentary exhalative (SEDEX), marble/calc-silicate-hosted SEDEX, Bergslagen-type bedded...BHT deposits may be present in the Shuswap Pb-Zn district, southern British Columbia. Greenfield (2003)...be transitional to metamorphosed calc-silicate/marble-hosted deposits that contain base and precious |  | | Journal (article/letter/editorial) | | Clinohumite- and spinel-bearing forsterite-serpentine marble from Chotěboř (Moldanubicum, Bohemian Massif);...example of retrograde metamorphism in dolomite marble Stanislav Houzar Mineralogicko-petrografické odd...10-17 ISSN 2570-7337 Abstract A body of dolomite marble near Chotěboř was found in migmatized biotite paragneiss...metamorphism at T > 650 - 700 °C were preserved in this marble. They are represented by the assemblage dolomi...TiO2-mineral and rare sphalerite. The examined serpentine marble (ophicalcite) is lithologically and mineralogically |  | | Book (volume) | | colors), jasper. BIBB COUNTY MACON: at Holton Quarry, 7½ mi. NWagate; N of Calloway airport at rd...1½ mi., in Knox dolomite exposed in an abandoned quarry Barite, Calcite, Fluorite (purple cubes), Galena...US 27: (a) along both sides of Hwy.agate; (b) quarry on W side of rd.agate, chalcedony, chert, opal;... W 3 mi. and 2 mi. N: (a) at the Marble Springs Quarrygemmy marble (red and green); (b) E, in Taylor...CHEROKKE-PICKENS COUNTIES NELSON (Pickens Co.), a 300 sq. mi. region surrounding this town contains many pegmatite dike |  | | Journal (issue) | | collecting ALBEMARLE COUNTY Alberene soapstone quarry-Alberene actinolite-tremolite, apatite, ferroan...goethite pseudomorphs after pyrite Esmont slate quarry-Esmont dolomite. limonite pseudomorphs after pyrite...11; W. F. Giannini specimen). Martin Marietta quarry-near Charlottesville epidote, muscovite crystals...crystals, pyrite, quartz Old Dominion soapstone quarry-near Old Dominion actinolite-tremolite, apatite, chalcopyrite...ferroan dolomite, malachite Dominion Stone Plant quarry-near Piney River albite, apatite, chalcopyrite |  | | Journal (issue) | | Albanese • Recent Deep Core Drilling at Limecrest Quarry • Lunar Mineral Discovered at Taylor Road Site... HECHT BOB METSGER Deep Drilling at Limecrest Quarry, Sparta, New Jersey, Richard A. Volkert 10 Lunar...Albanese Recent Deep Core Drilling at Limecrest Quarry Lunar Mineral Discovered at Taylor Road See can...of earlier research into the age of the Franklin Marble - see PT Vol. 50., No. 2 Fall 2009 (page 36-40)...Petrologic Evidence for the Origin of Regional Marble-Hosted Magnetite Deposits and the Zinc Deposits |  | | Book | | Occurrences, 26 Weathering Products, 29 Franklin Marble, 31 Magnetite Deposits, 32 Dikes, 34 Origin, 35...persons living in Franklin or in the surrounding region. These col¬ lections have since been dispersed...collection, containing much material from the Franklin marble occurrences in Orange County, New York, was purchased...collection came from him as did some outstanding gahnite specimens. J. J. McGovern, who was in charge of...and the preservation of the minerals from the district. The Franklin Museum, located on Mine Hill beside |  | Groat, L. A., Evans, R. J., Cempirek, J., McCammon, C., Houzar, S. (2013) Fe-rich and As-bearing vesuvianite and wiluite from Kozlov, Czech Republic. American Mineralogist, 98 (7) 1330-1337 doi:10.2138/am.2013.4358 | Journal (article/letter/editorial) | | As-bearing vesuvianite and wiluite from Kozlov, Czech Republic Lee A. Groat,1,* R. James Evans,1 Jan Cempírek...Moravian Museum, Zelný trh 6, 659 37 Brno, Czech Republic Abstract Green vesuvianite crystals occur...Nedvědice marble near Kozlov (near Štěpánov nad Svratkou, Svratka Crystalline Complex) in the Czech Republic...element. Keywords: Vesuvianite, wiluite, iron, Czech Republic, arsenic, crystal structure Introduction Vesuvianite...Nedvědice marble near Kozlov (near Štěpánov nad Svratkou, Svratka Crystalline Complex) in the Czech Republic |
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