 | | Journal (article/letter/editorial) | | Postcard view of the Waukon iron mine, Allamakee County, cia. 1912. John Taylor collection. ARTHUR E ...Unfortunately. with today’s environmental laws and mine and quarry regulations. the prolific collecting of the 1950s...HAROLD L. PRlOR P.O. Box 111 Columbus Junction, Iowa 52738 halprior@ louisacomm.net When we began this...too, could be cited with many other localities. Iowa contains the type locality for one mineral, iowaite...December 2014 Figure 2. Map of Iowa showing the counties. Courtesy Iowa Geological Survey. ACKNOWLEDGMENTS |  | | Journal (article/letter/editorial) | | is a set composed of only one equivalent face (Klein and Hurlbut 1985). 330 ROCKS & MINERALS By virtue...Tourmaline, 6 cm high, Himalaya mine, San Diego County, California. The crystal is terminated by the pedion...fluorcaphite, nepheline, gyrolite zincite, greenockite, wurtzite percleveite-(Ce), richellite, wulfenite(?) diaboleite... John Jaszczak specimen and photo. Figure 8. Wurtzite crystal, 1 mm long, in an ironstone concretion...(fig. 7), nepheline, zincite, greenockite, and wurtzite. In an article on greenockite and other minerals |  | Yoon, Soh-joung, Yáñez, Carolina, Bruns, Mary Ann, Martínez-Villegas, Nadia, Martínez, Carmen Enid (2012) Natural zinc enrichment in peatlands: Biogeochemistry of ZnS formation. Geochimica et Cosmochimica Acta, 84. 165-176 doi:10.1016/j.gca.2012.01.022 | Journal (article/letter/editorial) | | Pennsylvania State University, University Park, PA 16802, USA Received 15 September 2011; accepted in revised form...framboidal aggregates of sphalerite and polytypic wurtzite (2nH, n P 2) nanocrystallites associated with...Manning, close to the town of Clarendon, in Orleans County. The peatland basins were formed during the Quaternary...for sphalerite (1 1 1), (2 2 0), and (3 1 1), or wurtzite 8H (0 0 2n), (1 1 0), and (1 1 2n) diffraction...W8. Diffraction lines for sphalerite, wurtzite (2H), and wurtzite polytype 8H are shown. Inserts show diffraction |  | | Journal (issue) | | Co / Munich, Germany Laguna Beach, California, USA tel: +1 949 494 5155 / info@kristalle.com The ...559 by L. Presmyk & M. Countiss Sphalerite and wurtzite from the Carrara Marble ........................$324/three years, (Canada) $196/one year, (outside USA other than Canada) $275 for one year Subscription...Countiss (2019) Anthony Gleckler (2020) Jim and Imelda Klein (2020) John Lucking (2020) SPONSORING ORGANIZATIONS...supporter of the Natural History Museum of Los Angeles County, beginning in the 1960s when she was a volunteer |  | | Journal (issue) | | $315/three years, (Canada) $180/one year, (outside USA other than Canada) $259 per year Subscription (individuals...crystals have also been found associated with wurtzite, sphalerite, cinnabar, native mercury and rarely...described from the Oceanic mine in San Luis Obispo County, California. In the famous mercury mines of Terlingua...sphalerite crystals and twins associated with wurtzite, cinnabar and quartz from the El Entredicho open...Sb2S3 Tetrahedrite (**) Cu6[Cu4(Fe,Zn)2]Sb4S13 Wurtzite (Zn,Fe)S Halides Calomel Eglestonite Fluorite |  | | Journal (article/letter/editorial) | | pohwatp@si.edu FLUORITE Elmwood Mine, Carthage, Smith County, Tennessee R egular readers of this column will...his theory of crystal formation (fig. 1.4, p. 5, Klein 72 ROCKS & MINERALS and Hurlbut 1993). Twinned...sphalerite, 8.8 cm high, from the Elmwood mine, Smith County, Tennessee. Note the gemmy corners of the cube...pieces are all from the fluorspar district, Hardin County, Illinois. Cincinnati Museum Center specimens,...cubes from Trestia, Transylvania region, Maramures County, Romania, appears to be a complete replacement |  | | Journal (article/letter/editorial) | | metamorphic settings, such as the Swiss Lengenbach quarry, to straiform deposits in sedimentary rock, such...The specimen, which was formerly in the Wilhelm Klein and Friedrich Kegel collections, is now in the U...tennantite crystals from the Champion lode, Clear Creek County, Colorado. Dave Bunk specimen, Jeff Scovil photo...from the Longfellow mine, Red Mountain Pass, Ouray County, Colorado. Dave Bunk specimen, Jeff Scovil photo...the Freeland lode near Idaho Springs, Clear Creek County. Here, tennantite crystals from 3 to 6 mm on edge |  | | Journal (article/letter/editorial) | | mineral assemblages and FeS contents in sphalerite/wurtzite. This correlation TE suggests that the redox...pyrite/pyrrhotite, Cu-Fe-S series minerals, and sphalerite/wurtzite if minerals form in AC CE P equilibrium with...The analyzed chemical composition of sphalerite/wurtzite was corrected for excess Fe due to chalcopyrite...obtained from the SUPCRT92 database MA NU (Johnson et al., 1992). 4. Results D 4.1 Mineralogy ...type II chimneys (Fig. 4a, b). Sphalerite and wurtzite commonly occur as massive 9 ACCEPTED MANUSCRIPT |  | Montero S., Irene C., Brimhall, George H, Alpers, Charles N., Swayze, Gregg A. (2005) Characterization of waste rock associated with acid drainage at the Penn Mine, California, by ground-based visible to short-wave infrared reflectance spectroscopy assisted by digital mapping. Chemical Geology, 215 (1) 453-472 doi:10.1016/j.chemgeo.2004.06.045 | Journal (article/letter/editorial) | | 94720-4767, USA b U.S. Geological Survey, Placer Hall 6000 J Street, Sacramento, CA 95819-6129, USA c U.S....Mail Stop 964, Box 25046 DFC, Denver, CO 80225, USA Accepted 1 June 2004 Abstract Prior to remediation...effects of historic mining activity in the western USA are well illustrated in California, where water resources...Peterson, 1985). 2. Test area: Penn Mine, Calaveras County, CA 2.1. History of the Penn Mine The Penn Mine...fine-grained pyrite, sphalerite, chalcopyrite and wurtzite, with minor bornite, tetrahedrite and galena, |  | | Journal (article/letter/editorial) | | acoustic properties. Sphalerite–marmatite and wurtzite The most common commercial mineral of zinc is... the lowtemperature form with cubic habit and wurtzite, the high-temperature hexagonal form. It has a...the moduli for quartz. Parkhomenko noted that wurtzite, as well as being piezoelectric, also exhibits...the main ore mineral at two mines in New Jersey, USA. He stated that the ores occurred in ‘Pre-Cambrian...Spinels Gahnite ZnAl2O4 Willemite Zn2SiO4 54.2 – Wurtzite (Zn,Fe)S Silicates Hemimorphite Zn4Si2O2(OH)2 |  | | Journal (article/letter/editorial) | | Thermodynamic and thermoelastic properties of wurtzite-ZnS by density functional theory Gianfranco Ulian1...thermomechanical, and electronic properties of wurtzite ZnS between 0–20 GPa and 0–2000 K, obtained by...mechanical stability of the mineral phase showed that wurtzite is unstable above about 19 GPa in static conditions...geological and industrial applications. Keywords: Wurtzite ZnS, thermodynamic properties, elastic properties...zinc-blende (zb-ZnS, mineralogical name sphalerite) or wurtzite (wz-ZnS). Both of them have a closed-packed structure |  | Dobrzhinetskaya, Larissa, Mukhin, Pavel, Wang, Qin, Wirth, Richard, O'Bannon, Earl, Zhao, Wenxia, Eppelbaum, Lev, Sokhonchuk, Tatiana (2018) Moissanite (SiC) with metal-silicide and silicon inclusions from tuff of Israel: Raman spectroscopy and electron microscope studies. Lithos, 310. 355-368 doi:10.1016/j.lithos.2017.04.001 | Journal (article/letter/editorial) | | f, Lev Eppelbaum g, Tatiana Sokhonchuk b 92521,USA SRK Consulting Ltd, 39 Gogol Street, Almaty 050002... Israel ABSTRACT AC CE P g TE f D 95064, USA Here, we present studies of natural SiC that occurs...AC CE P Pierro and Gnos, 2016; Kaminsky, 2012; Klein-BenDavid et al., 2007; Leung et al., 1990; Liu et...4H-SiC - both have hexagonal symmetry and MA wurtzite structure, and β-SiC (3C-SiC) - cubic symmetry...2015; Parker et al. 1967). The D hexagonal, wurtzite structured, Sio has Raman active modes at 500 |  | | Journal (article/letter/editorial) | | growth of biogenic nanocrystalline sphalerite and wurtzite JOHN W. MOREAU,1,* RICHARD I. WEBB,2 AND JILLIAN...have the sphalerite structure, nanocrystals of wurtzite are also present, consistent with a predicted...{002} wurtzite, {200} sphalerite, {220} sphalerite or {110}wurtzite, and {311} or {200} wurtzite, respectively...patterns, confirm that both sphalerite (cubic) and wurtzite (hexagonal) are present as individual nanocrystals...four-coordinated by S atoms), which results in layers of wurtzite “sandwiched” between regions of sphalerite. This |  | | Journal (article/letter/editorial) | | crystals of cubic (BD) zincblende and hexagonal (B4) wurtzite structure possess crystal planes with outermost...providing us with this material. constituents. For wurtzite structure materials such as ZnO, these planes...to the conclusion that at room temperature in wurtzite structure materials in the absence of adsorption...etching of several III-V or II-V compounds of wurtzite and zincblende structure (Wolff, Frawley & Heitanen...I ----~ 2 ~.. Fig. 3. Schematic drawing of wurtzite structure; q , C 2 and C3 denote cations and At |  | | Report (issue) | | Tungsten-gennanit Cd-voltzite Li-muscovite V-gennanite Cd-wurtzite Li-smectite Vanadium-gennanite Co-adamite ...from the Wabush Iron Formation, Labrador, Canada (Klein, 1966). Etymology is uncertain. 18 1 1 1 2... It has also been recorded from the St Johns � quarry, Kapunda, South Australia (Hall, 1988b). Emstite...should not be confused with the fleischerite (= wurtzite-6H ) of Gagarin and Cuomo ( I 949). Gaitite ...recorded from the Tonopah-Belmont mine. Mari copa county, A rizona (Allen and Hunt, 1988). Molybdofornacite |  | | Journal (article/letter/editorial) | | traskite, verplanckite and muirite from Fresno County, California Stinson, NI. C. and Matthews, R. A... Seven new barium miuerals from eastern Fresno County, Californier (abs.) 1.2+ 2r0+ 278 273 Stinson... Seven new barium minerals from eastern Fresno County, California AJlan, D. with Brown, V. (Book 314...seven new, Barium (Hubbard) from eastern Fresno County, 2040 (Alfors, Aplite-pegmatites, composite, of...to calcite,preparaliorr Basalt, alkali, from Nye County, of (Rao, Yoganarasimhan) Nevada (Vitaliano, Harvey) |  | | Journal (issue) | | KRISTALLE Est.1971 Laguna Beach, California, USA • Tel: +1 949 494 5155 • Email: info@kristalle.com...only): $139/one year (Canada) $231/one year, (outside USA other than Canada) $325 for one year Subscription...(2019–2022) Anthony Gleckler (2020–2022) Jim and Imelda Klein (2021–2022) John Lucking (2020–2021) Alyssa Donovan...Society, supported gem and mineral shows around the county as a museum exhibitor and speaker, and served on...near the Itamarandiba River. Nearby there is a quarry for experimental exploration of ornamental pegmatite |  | | Journal (issue) | | iets opleverden . Als uitvalbasis verkozen wij een klein rustig pension t e Todtnauberg, even ten noorden...rijweg stroomt . We rijden dan nog voorbij een klein stuwmeertj e en even verder slaan we rechts af ... 06 .9 3 158-167 Sugar Grove . West Virgin ia . USA 168-175/198-200 Mining America : a pictaria l postcard...Ital y 184-186 Keweenaw National Historica] Par k (USA ) 187 The formation of Caliche deposit s 188-192...mineralogy of the Matub a Hill Mine . Pershing County . US A 185 . 202 Minerals of the Sawtooth Bathalith |  | | Report (edition) | | ls, Inc., Auglaize quarry (formerly Stoneco, Inc.}, near Junction, Pau lding County, Ohio. Specimen is...Auglaize quarry near Junction, Paulding the Huron River, resulting in the discovery of two County, Ohio...ineralogical and Lap idary Society of Michigan Stark County Gem & M ineral Club Summit Petroleum, Inc. $1-$100... .. .. BuLke,e rurnace Stale Memorial, Jackson County .... Loc.:ition ....... ............................... Crystal Cave, South Bass Island, Ottawa County........ Location .. ... .. .. .. .. ... .. .. |  | | Report (issue) | | 31 University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs... Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph by J. Scovil....Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper 91 References 467 Contributors...Descloizite Cuprite on Copper Nevadaite, Gold Quarry Mine Vanadinite, Ruth Mine Epidote Opal after...Humboldt County and the crystalline quartz collecting area on Petersen Mountain in Washoe County, permission |  | | Journal (issue) | | Guido leren kennen, de Guido met een emotioneel klein hartje, een Guido die ’s avonds kwam uithuilen,...702-709 Ganterite, a barium mica from Oreana, Nevada, USA * GEODE 31(5), 05.06 6-10 Diamant maken in een...part 3 - recent mineral finds in Michigan's copper county 278-283 Canadian diamonds 284-292 Sakura Ishi (cherry...296-300 Covellite from Summitville, Rio Grande County, Colorado 301-311 The year in micromounting : 2005...Ridge and PlumbagoPuzzle Mountain, Newry, Oxford County, Maine 1/4-5/10-15 Lazard Cahn : a man of letters |  | | Book | | from the Franklin marble occurrences in Orange County, New York, was purchased in 1914 by the New York...mining activities in the area now called Sussex County were for iron. The earliest of the five iron furnaces...on magnetite ores began much earlier in Morris County, and the bog-iron deposits of the Pine Barrens...Mine Pond and the Furnace (or Fowler) limestone quarry on Cork Hill, where traces of it still remain....Stirling at his Charlottesburg furnace in Passaic County, and again by J. O. Ford and Samuel Fowler at the |  | | Book (volume) | | Niningerite 3.1.6 Unnamed Hexagonal MnS and Manganoan Wurtzite 3.1.7 Hauerite 3.2 Complex Sulfides . . . . ....chondrites; 2200 [2, p. 44] for achendrite (Norton County); and 1850 or 1760 [2, p. 32] for the earth's crust...(a-MnS or alabandite, see pp. 43/99, and y-MnS/Mn wurtzite, see pp. 109/15); a mixed crystal a-(Mg, Fe, Mn)S...and the ferromagnesian alabandite of the Norton County aubrite (see p. 48). They differ in that the Qingzhen...Mg and poorer in Fe, Ca, and Cr, and the Norton County minerat is poorer in Fe, Mg, and Ca and richer |  | | Journal (issue) | | Amy-Silversmith Anaconda Ancient Anderson Andy Johnson Anglo Saxon Annie and Ida Anselmo No. 1 Anselmo...Montana Iduna Illinois Independent India Queen Iodine Iowa Isele J.I.C. Jamestown Jelly Man Jersey Blue Jessie...community of that name already existed in Calaveras County, California (Marcosson, 1957). In October of 1884...Thus, on May 4, 1905, Fred J. Bliss, a Deer Lodge County rancher and farmer, along with a number of other...winze reached a depth of 4,600 feet (1,402 m) (D. Johnson, written communication, 2000). There are various |  | Grant, Hannah L.J., Hannington, Mark D., Hardardóttir, Vigdís, Fuchs, Sebastian H., Schumann, Dirk (2020) Trace metal distributions in sulfide scales of the seawater-dominated Reykjanes geothermal system: Constraints on sub-seafloor hydrothermal mineralizing processes and metal fluxes. Ore Geology Reviews, 116. 103145 doi:10.1016/j.oregeorev.2019.103145 | Journal (article/letter/editorial) | | in both RN-10 and RN-22 are dark-red pyramidal wurtzite (Fig. 6a) and dark brown to black sphalerite (Table...and wurtzite a mottled appearance (Fig. 6c). The lath-shaped crystals of sphalerite and wurtzite are...inclusions of chalcopyrite aligned along growth planes. Wurtzite has two distinct habits (bladed and pyramidal)...covellite. At and below 1680 m in RN-10, some wurtzite has a distinctive bladed ‘sawtooth’ habit, commonly...rims on massive sphalerite/wurtzite, as blebs in massive sphalerite/wurtzite, and as coarse, monomineralic |
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