 | Foord, Eugene E., O'Connor, Joseph T., Hughes, John M., Sutley, Stephen J., Falster, Alexander U., Soregaroli, Arthur E., Lichte, Frederick E., Kile, Daniel E. (1999) Simmonsite, Na2LiAlF6, a new mineral from the Zapot amazonite-topaz-zinnwaldite pegmatite, Hawthorne, Nevada, U.S.A. American Mineralogist, 84 (5) 769-772 doi:10.2138/am-1999-5-609 | Journal (article/letter/editorial) | | Na2LiAlF6, a new mineral from the Zapot amazonite-topazzinnwaldite pegmatite, Hawthorne, Nevada, U.S.A. EUGENE...S.A. 2 ABSTRACT Simmonsite, Na2LiA1F6, a new mineral of pegmatitic-hydrothermal origin, occurs in a...the Zapot amazonite-topaz-zinnwaldite pegmatite located in the Gillis Range, Mineral Co., Nevada, U.S...S.A. The mineral is intimately intergrown with cryolite, cryolithionite and trace elpasolite. A secondary...cryolithionite has formed from the primary assemblage. The mineral is monoclinic, P21 or P21/m, a = 3 7.5006(6) Å |  | Galliski, Miguel Angel, Černý, Petr, Márquez-Zavalía, María Florencia, Chapman, Ron (1999) Ferrotitanowodginite, Fe2+TiTa2O8, a new mineral of the wodginite group from the San Elias pegmatite, San Luis, Argentina. American Mineralogist, 84 (5) 773-777 doi:10.2138/am-1999-5-610 | Journal (article/letter/editorial) | | Na2LiAlF6, a new mineral from the Zapot amazonite-topazzinnwaldite pegmatite, Hawthorne, Nevada, U.S.A. EUGENE...S.A. 2 ABSTRACT Simmonsite, Na2LiA1F6, a new mineral of pegmatitic-hydrothermal origin, occurs in a...the Zapot amazonite-topaz-zinnwaldite pegmatite located in the Gillis Range, Mineral Co., Nevada, U.S...S.A. The mineral is intimately intergrown with cryolite, cryolithionite and trace elpasolite. A secondary...cryolithionite has formed from the primary assemblage. The mineral is monoclinic, P21 or P21/m, a = 3 7.5006(6) Å |  | | Report (issue) | | = 4 X-ray Powder Pattern: Zapot pegmatite, Gillis Range, Mineral Co., Nevada. 4.33 (100), 1.877 (90),...9 58.6 [3.56] 99.46 (1) Zapot pegmatite, Gillis Range, Mineral Co., Nevada; average of 7 electron microprobe...calculated; corresponds to Na1.98Li1.00Al1.00F6. Mineral Group: Perovskite supergroup, elpasolite subgroup...hydrothermal mineral in a breccia pipe that cuts an amazonite-topazzinnwaldite pegmatite. Association:...Distribution: In the Zapot amazonite-topaz-zinnwaldite pegmatite, Gillis Range, Mineral Co., Nevada [TL]. From |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Surv. of Canada Ottawa George W. Robinson Seaman Mineral Museum, MTU Houghton, Michigan Abraham Rosenzweig...327 COVER: BARITE, 17 cm, from the Miekle mine, Nevada. (See the article in the previous issue.) Keith...1937. This mine, though small, provided many new mineral species. Dr. Gaines wrote a compre hensive review...great opportunities to acquire rare and classic mineral specimens which were attractively displayed in |  | | Journal (article/letter/editorial) | | 31 December 2014 NEVADA MINERAL STEVEN PULLMAN 1755 Circle Drive NW Reno, Nevada 89509 RICHARD THOMSSEN...THOMSSEN P.O. Box 1656 Carson City, Nevada 89702 Map showing Nevada counties, by William W.Besse. N evada...represented by numerous geothermal areas. The range of minerals found in mines, quarries, and prospect...year. Nevada is one of the few western states without a published state mineralogy; thus, mineral collectors...collectors are aware of its mineral specimen wealth from only a few well-known and collected localities, |  | | Journal (article/letter/editorial) | | Betts, 215 W. 98th St., #2F, New York, NY 10025. Mineral collectors are steadily losing their old collecting...promising forgotten locations is an area of old pegmatite quarries in South Glastonbury, Connecticut. This...81MINERALS dletown-Portland, Connecticut, pegmatite district. They are found in South Glastonbury, about...includes one of the largest quarries of the entire district, the Howe No. 1. Access is through a trail system...December 2014 result is a new map of the area. Mineral occurrences have been documented with the help |  | | Journal (article/letter/editorial) | | Gemstones Simmonsite, Zapot pegmatite, Gillis Range, Mineral Co., Nevada, USA. Named in honor of W.B...sources of gem-quality crystals of beryl, tourmaline, topaz, spodumene, and spessartine. Historic localities...miarolitic cavities found near the centers of pegmatite bodies or in reaction zones between pegmatites...beryl, tourmaline (see Pezzotta and Laurs 2011), topaz, spodumene, and spessartine (FIGS . 1, 2; TABLE...occur in pegmatites (Simmons 2007). Historically, pegmatite deposits in Brazil, Madagascar, Russia, and the |  | | Report (issue) | | Cryolite Na3 AlF6 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Monoclinic. Point Group:...late-stage mineral in some granite pegmatites; in tin-bearing alkalic granites; a vapor-phase mineral along...fractures and in the groundmass of some fluorine-rich, topaz-bearing rhyolites; in pods in a carbonatite vein...chiolite, microcline, quartz, fluorite, siderite, topaz (Ivigtut, Greenland); sodalite, villiaumite, eudialyte...deposit at Ivigtut, southwestern Greenland. In the USA, from St. Peters Dome, near Pikes Peak, El Paso Co |  | | Journal (article/letter/editorial) | | California’s gemstone treasure trove right next door, Nevada would be equally blessed with gem material. However...However, this in not the case. Although Nevada, with more than I10,OOOsquare miles, is the seventh largest...is actually there but has yet to be discovered. Nevada has been extensively explored in the past for strategic...of Virgin Valley, outside of Denio in Humboldt County near the Oregon border. Much of what is found are...337.60 carats, Petersen Peak. Hallelujah Junction Mining and Exploration Company specimen. (B) Polished |  | | Journal (issue) | | NUMBER 1 • JANUARY-FEBRUARY 2000 • $15 Gem and mineral dealers depicted in the Hortus Sanitatis (1491)...85740. FRONT COVER: Golden Topaz, 3.5 inches, from Katlang, Mardan District, Pakistan; Freilich Collection...Some exceptional mineral specimens from the Freilich Collection (left to right): Topaz from Dassu, Pakistan;...Kongsberg, Norway; Powellite from Nasik, India; Blue Topaz from the Ural Mountains, Russia; Devilline from...Nuristan, Afghanistan; Neptunite from San Benito County, California; Spinel from Mogok, Burma; and Emerald |  | | Journal (article/letter/editorial) | | at 04:13 19 December 2014 Mount Antero, Chaffee County, Colorado A s virtually every collector knows...finest gem minerals and most perfectly crystallized mineral specimens occur in “pockets,” those often-clay-filled...and some districts, such as those in San Diego County, California, and many of those in Minas Gerais...museum and private collections, as do somewhat rarer topaz, garnet, and phenakite specimens. Perhaps America’s...premier aquamarine localities, Mount Antero, Chaffee County, Colorado, was highlighted by Jacobson and Lees |  | | Report (issue) | | Weberite Na2 MgAlF7 c 2001-2005 Mineral Data Publishing, version 1 Crystal Data: Orthorhombic, pseudocubic...57.75 In the cryolite deposit and overlying pegmatite (Ivigtut, Greenland). Association: Cryolite,...thomsenolite, prosopite, pachnolite, ralstonite, fluorite, topaz, potassian mica, pyrite, galena (Ivigtut, Greenland)...from the Zapot pegmatite, 25 km northeast of Hawthorne, Fitting district, Mineral Co., Nevada, USA. In the...Observations on some aluminum fluoride minerals. Amer. Mineral., 34, 383–397. (3) Giuseppetti, G. and C. Tadini |  | | Journal (article/letter/editorial) | | envision a convecting fluid phase cycling around the pegmatite body, and a reaction path that brings the acidified...acidified fluid back into the heart of the pegmatite. There, it is aggressive toward the microcline perthite...cleavelanditic albite + muscovite + quartz, mostly in the range 250–400°C, a process that enlarges the original...cycles of hydrothermal enrichment in a large LCT pegmatite can give rise to zones enriched in micas of the...i.e., super-LCT deposits. Keywords: granitic pegmatite, NYF and LCT affiliations, miarolitic cavities |  | | Journal (article/letter/editorial) | | described (Cook 2009). Garnet forms under a wide range of geologic conditions and bulk compositions, resulting...Gem and Mineral Show, spessartine has been chosen as this issue’s Connoisseur’s Choice mineral. To this...variability, occurs in a wide array of colors that range from almost black through various shades of brown...fracture. The calculated density for the pure mineral is 4.179. Spessartine is cubic (4/m32/m) and is...is from Leiper’s quarry at Springfield, Delaware County, Pennsylvania (Peters 1984). When the spessartine |  | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...otherwise noted Map of Mining Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist |  | | Journal (issue) | | uitgever : H. DILLEN, Doornstraat 15, B-9170 Sint-Gillis-Waas. Niets uit deze uitgave mag worden vermenigvuldigd...excursies. * DILLEN H., Doornstraat 15, B-9170 Sint-Gillis-Waas. Tel. 03/770 60 07. Bestuurder...Tel. 00 31 226 394231. Fax 00 31 226 393560. <mineral@xs4all.nl>. Werkgroep edelsteenkunde. Webmaster...www.minerant.org Het oude adres www.xs4all.nl/~mineral/ vervalt hiermee. Ook het e-mail-adres van de MKA...n.v. Henri Dillen, Doornstraat 15, B-9170 Sint-Gillis-Waas. Indien we voldoende exemplaren kunnen bestellen |  | | Journal (issue) | | Raman spectrum Introduction O ver the years, the range of coloured freshwater cultured pearls generally...around 1127 and 1524 cm 4 and broad peaks in the range between 2256 and 3730 cm"'. Some dark-coloured cultured...star and cat's-eye stones are described. Pale blue topaz from Brazil shows chatoyancy caused by flat hollow...moonstone, rhodochrosite, stars, sunstone, topaz Large topaz cat's-eye from Brazil A very unusual example...ct and measuring Figure 1: Chatoyant pale blue topaz from Brazil weighing 152.15 ct. Photo by J. Hyrsl | | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst |  | | Journal (issue) | | MINE ."Iii[! iil"J www.tandfonline.com/vram Pegmatite Minerals & Gems WILENS EXQUISITE MINERALI ...A. Francis Maine Mineral & Gem Museum, ME John Rakovan New Mexico Institute of Mining & Technology, Socorro...Kampf, l.A. County Museum of Natural History, CA Virgil W. Lueth, New Mexico Institute of Mining & Technology...across a local area net\,vork. Subscription offices: USA/North America: Taylor & Francis Group, LLC, 530 Walnut...Copyright Clearance Center (www.copyright.com) in the USA or the Copyright Licensing Agency (www. cla.co.uk) |  | Grew, Edward S., Hystad, Grete, Toapanta, Myriam P. C., Eleish, Ahmed, Ostroverkhova, Aleksandra, Golden, Joshua, Hazen, Robert M. (2019) Lithium mineral evolution and ecology: comparison with boron and beryllium. European Journal of Mineralogy, 31 (4) 755-774 doi:10.1127/ejm/2019/0031-2862 | Journal (article/letter/editorial) | | Eur. J. Mineral. 2019, 31, 755–774 Published online 6 June 2019 To Christian Chopin, for 30 years of...of dedicated service to EJM Lithium mineral evolution and ecology: comparison with boron and beryllium...Center, University of Maine, Orono, ME 04469-5790, USA *Corresponding author, e-mail: esgrew@maine.edu 2...Purdue University Northwest, Hammond, IN 46323, USA 3 Tetherless World Constellation, Rensselaer Polytechnic...Polytechnic Institute, 110 8th Street, Troy, NY 12180, USA 4 Department of Geology, Southern Illinois University |  | | Journal (issue) | | Mineral Collections in the PACIFIC NORTHWEST Organized by Don Newsome With an Introduction by Wendell...Mineralogical Record, September–October 2019 Mineral Collections in the Pacific Northwest A Supplement...scepter with pyrite, 7 cm, from Spruce Ridge, King County, Washington; Rick Dillhoff collection; Jeff Scovil...Amethyst scepter, 17 cm, from Petersen Mountain, Nevada; Brianna and Brendan Traw collection. Barite, 7...Ray Hill collection; Michael Bainbridge photo. Topaz, 4 cm, from Murzinka, Russia; Mike Menzies collection; |  | | Book (edition) | | common minerals and common metals important for mining. The common minerals form most of our rocks and...metals section are generally valuable, come from mining districts, and are usually either attractive or...penny, some feldspar, a quartz crystal, and some topaz handy, you should be able to identify most minerals...chert, chalcedony, and jasper; streak plate Garnet Topaz Corundum Diamond Be a Safe and Considerate Collector...noncommercial online database of almost 39,000 mineral names, more than 300,000 photos, and 125,000 localities; |  | | Journal (issue) | | 1980). Several Several primary primary gem gem mineral mineral occurrences occurrences have have been been...marble (Figure 2). The sizes of these potholes range from a few decimetres (on the gentle slopes) up...located on the gentle Figure 4: Complicated gem mining in a karstic channel in marble. J. Gemm., 2000...of the tourmaline. In addition to Figure 6: Gem mining activities in a shallow gem pit. Occurrences of...sediments and their abundance as a guide to identify mining sites. Figure 7: Gem-bearing sediments being sieved |  | | Book | | Dimensions in the captions refer to the entire gem or mineral; however, in some cases only a portion is shown... living organisms rocks such as granite. The mineral grains in these rocks are actually crystals, but...are yet these crystals are considered to be a mineral called crystal structures. Natural crystals formed...be minerals. Microcline, Crystal Peak, Colorado, USA * 12 x 9x 5 om MINERALS: PRODUCTS OF A CHANGING... Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species Minerals encompass |  | | Journal (article/letter/editorial) | | category of corundum-bearing anatectic felsic pegmatite formed in mantle peridotite earlier subjected...overprint by a mixed H2O + CO2 fluid. The bulk of the pegmatite bodies encountered are not obviously of anatectic...an LCT pegmatite also being affected by an LCT-type overprint, to form a “super-LCT pegmatite” is explored...economic potential of pegmatite occurrences. Keywords: granitic pegmatite, felsic pegmatite, classification...+ CO2. En revanche, la plupart des venues de pegmatite sont le produit du fractionnement d’un volume |
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Zapot Pegmatite, Gillis Range, Fitting Mining District, Mineral County, Nevada, USA