 | | Report (issue) | | VIRGINIA DryISION OF MINERAL RESOURCES PUBLICATION 115 TANTALIAN AND NIOBIAN RESOURCES IN VIRGINIA William...and Palmer C. Sweet .:;: ."' COMMONWEALTH OF VIRGINIA DEPARTMENT OF MINES, MINERALS AND ENERGY DIVISION...State Geologist CHARLOTTES VILLE, VIRGIMA t99l VIRGINIA DTVISION OF MINERAL RESOURCES PUBLICATION 115...RESOURCES IN VIRGINIA William F. Giannini and Palmer C. Sweet COMMONVYEALTH OF VIRGINIA DEPARTMENT OF...VILLE, VIRGINIA r99r FRONT COVER: Columbite-tantalite crystal from Mitchell Mine, Bedford County, Virginia |  | | Journal (article/letter/editorial) | | VIRGINIA MINERAL LOCAL INDEX Although perhaps best known for its turquoise crystals, apophyllite on...kyanite, Virginia has, in fact, over 150 mineral species. and D. A L L E N P E N I C K , JR. Virginia Division...Mineral Resources P. O. Box 3667 Charlottesville, Virginia 22903 T H I S V I R G I N I A M I N E R A L L...world-wide locality index. The localities are listed by county, followed by a listing of the most prominent minerals...source of information in this Virginia index was Minerals of Virginia (1970) by R . V . Dietrich. A l |  | | Journal (issue) | | February 1987 No.1 VIRGINIA MINERAL LOCALITY INDEX D. Allen Penick, Jr. This Virginia mineral locality...world-wide locality index The localities are listed by county, followed by a listing of the most prominent minerals...source of information in this Virginia index was Minerals of Virginia (1970) by R. V. Dietrich. Although...famous localities in Virginia, such Updated from Rocks and Minerals, Vol. 60, No. 4, July-August, 1985...pegmatite in Amelia County and the Lynch Station locality (turquoise crystals) in Campbell County, are now closed |  | | Journal (article/letter/editorial) | | being one of the most locally abundant group of rock-forming minerals and certainly one of the most popular...translucent and has a vitreous to resinous luster. It has no cleavage but may exhibit parting on {110}. It is...can be contacted at the addresses above. 96*2: 405,9(3: tals appear to have been severely etched...is from Leiper’s quarry at Springfield, Delaware County, Pennsylvania (Peters 1984). When the spessartine...(1994) report that pinkishorange spessartine masses to 2 cm across occur in blocky albite in the Keith quarry |  | | Journal (article/letter/editorial) | | consists of crankshaftlike chains of edge-sharing AlO.F 2 octahedra arranged parallel to the c-axis. The chains...major topaz deposits. 1. San Diego County, California pegmatites; 2. western U.S. topaz rhyolite belt...belt (includes some pegmatites); 3. Mason County, Texas; 4. topaz rhyolite belt of Mexico; 5. Appalachian...citrine citrine citrine yellow fluorspar Figure 2. Topaz, 4.9 cm high, Mursinka, Ural Mountains, Russia...Figure 3 (above). Topaz, Little Three mine, Ramona, San Diego County, California. NMNH specimen 147660. |  | | Report (issue) | | the cover—Turquois crystals from Lynch Station, Virginia; x ca.; pho tograph by Neal Ycdlin; color plates...C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately 13 cm., photograph...of Virginia R. V. DIETRICH* Professor of Geology and Associate Dean of Arts & Sciences, Virginia Polytechnic...Polytechnic Institute Research Division Bulletin 47 Virginia Polytechnic Institute, Blacksburg, Va. 24061 *... © R. V. Dietrich and the Research Division of Virginia Polytechnic Institute, 1970 Printed and bound |  | | Journal (issue) | | Jan/Feb 2024 Vol.99, No.1 ROCKS MINE ."Iii[! iil"J www.tandfonline.com/vram Pegmatite Minerals & Gems...I. Jacobson, Denver, CO Anthony R. Kampf, l.A. County Museum of Natural History, CA Virgil W. Lueth,...across a local area net\,vork. Subscription offices: USA/North America: Taylor & Francis Group, LLC, 530 Walnut...Taylor & Francis Group, LLC. All rights reserved. No part of this publication may be reproduced, stored...Copyright Clearance Center (www.copyright.com) in the USA or the Copyright Licensing Agency (www. cla.co.uk) |  | | Book (volume) | | the icefree fringes of Greenland; in fact, there is no state or province which does not boast at least one...59-13853 ISBN 0-442-07613-4 All rights reserved. No part of this work covered by the copyright hereon...information is published separately in Volume II. Virtually no repetition of information takes place inasmuch as... 5 = fii? i a j — » ya y _— ’* : i mine in. q)! Y eit iia -...: 7 ¢ z = NTs tbee _ = hee Dy iti iy 2 pee 4 Rae teed i a gui Om, Me wat ip! \? silty |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...Easy-to-understand instructions for recognizing rock formations; glossary. How to identify gem minerals...is a precise explanation of h< to recognize the rock formation* which gems occur. The tabular Gem ... contents fun to hunt for gems 1. It's 2. How 3. Rock formations 4. How 5. Characteristics of...entertaining exercise search, and the thrill of discovery. No purchased stone can ever bring the pleasure that |  | | Journal (issue) | | Menzies Pink topaz from the Thomas Range, Juab County, U ta h .........................................still reasonably priced, at $18 plus $1 postage ($2 foreign). We had originally planned to include type...College in Northfield, Minnesota, and made off with no less than 626 museum-quality specimens of minerals...of specimens in the last few months should be very 2 suspicious. If you think you have seen these specimens...lists (“Wulfenite, Red Cloud mine, Arizona, 1-inch, 500; 2-inch, $2; 2 inch, $3.50” etc.) W ouldn’t it |  | | Journal (issue) | | 0022-1252 XIX (3) 213-292 (1984) JULY, 1984 Vol. XIX No.3 THE JOURNAL OF GEMMOLOG-Y and PROCEEDINGS OF...GEMMOLOGICAL ASSOCIATION OF GREAT BRITAIN Vol. XIX No. 3 JULY 1984 CHROME DIOPSIDE FROM U.S.S.R. By HANS-WERNER...synthetic flux crystals (see Figures 1 and 2). Diopside, CaMg(Si 2 0 6 ), is a member of the pyroxene group...crystalline solution of diopside—hedenbergite (CaFe(Si 2 0 6 ) caused by the diadochy of Mg and Fe2+. According...perceptible in thin sections, needs more than 3 % Cr 2 0 3 (Tröger et ai, 1971). The specimens under discussion |  | | Book | | Butterworth-Heinemann Ltd 1992 All rights reserved. No part of this publication may be reproduced in any...changes colour The beginning of empiricism 15 13 2 Large and important topaz gems and crystals 20 Introduction...Preto, Brazil, in the world gem trade. In addition, no one had previously made a comprehensive study of...indebted. Appreciation is also expressed to Dr J. Arem, USA; Sr Carlos Barbosa, Brazil; Professor J. Cassedanne...Canada; Mr T. Michalski, USA; Mr J. Murphy, USA; Dr F. Pough, USA; Mrs K. Robertson, USA; Dr W. Sersen, Thailand; |  | | Book | | HfiRIN COUNTY FREE LIBRfiRY 311110G386652Q I V Russell P MacFal A COLOR TREASUF FOR COLLECTORS...it a veritable not just a picof informa- is mine tion, telling everything the collector needs to...color lilNLRALS 5^49 CENTRAL LIBRARY 1976 UJCl 2 OfC DEC 6 6 1978 1 FEB 198a 1977 1 1977 ...{jl IHL18m , OCT IMHJLZJMI 29 1997 AUli APR 2 1978 i: ftIV Ml !m DEC 1 ilAY 1 6 I97t» 6...1EE_ AUe 9 1 .JiJ JAN021 rtuo X ^ lyao JUN ML 2 APR 6 1330 APR G ; / 'M'o t(\/oU302m 5 N | | | Book | | not just a picture book. Rather, it is a veritable mine of information, telling everything the collector...549 t!INERALS CE::!JTTIAL LIBHAHY p 111'6 lOCl 2 hl76 0E'C 1 6 1978 FEB 1 DE C 6 1977 JUN \ O 1977...4 ~I 1982 DATE DU E FE B 1 L .. 19ff DEC 1 2 199i • . JAN 02199 DEC 1 3 t9n JAN 1 t \978 1819t...AY 1 11..J \., -± - ,~~r, JUN 1 8 1991 . l 2 6 t978 AUG 9 1978 SEP 7 1978 • T 6 NOV 7 ,., ...Mineralogy. 2. Mineralogy-Collectors and collecting-U.S. I. MacFall, Russell P., ed II. Title QE363 2.G8313 |  | | Book (edition) | | Page 1: MuscO\ite. 45 mm, Linopolis, Brazil, H Page 2: Vivianite, I 00 mm, Huanzala, Bolivia, H Page 3:...Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...Mineralogical Tables" by Strunz and Nickel (2001). There is no problem with the validity of at least 95 % of minerals...occupancy. The Sb members of the tennantite group (2.G) will serve as a good example: tetrahedrite Cu...of the substituting component may represent only 1-2 weight% of the whole composition. Polytypes are, according |  | | Book (edition) | | Morocco; (center, left) wulfenite, San Francisco mine, Sonora, Mexico; (center) ameihyst, Veracruz, Mexico;...rnodochrosite, N’Chwaning mine, South Africa; (lower left, center) wulfenite, Red Cloud mine, Arizona; (lower...Lincoln. Encyclopedia of minerals Sagiiache County Pu blic Library Saguache , Colorado DEMCO For...» aie \ Encyclopedia of Minerals IN MEMORY OF 2. HELEN KEMPNER < i FROM ye = JOHN & ELAINE...Photo Editor: Wendell E. Wilson Library Saguache County Public Saguache, Colorado VAN NOSTRAND REINHOLD | | | Book (edition) | | Morocco; (center, left) wulfen ite San Francisco mine, Sonora, Mexico; (center) amethyst, Veracruz, Mexico;...Mountains, Utah; (lower le ft) rhodochrosite, N'Chwaning mine, Sou th A frica; {lower left, center) wulfenite...Willard Lincoln. Encyclopedia of minerals ~~cbe County Public Library Saguache, Colorado OEMCO For Refere...89-5633 ISBN 0-442- 27681 - 8 All rights reserved. No part of this work covered by the copyright hereon...Fifth Avenue New York, New York 10003 Chapman & Hall 2-6 Boundary Row London SEI 8HN, England Thomas Nelson |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Alloys il Sulfides and Related Compounds Class 2 Sulfides, Including Selenides and Tellurides Class...Class 55 56 57 58 SieO7 Groups, Generally with No Additional Anions: Sip07 with Additional O, OH, F...Double-Width Unbranched Chains, W = 2 Unbranched Chains with W > 2 Structures with Chains of More Than...chemistry of individual species was discussed, but no chemical formulas were presented, even though Berzelius...completing the new edition was sorely felt. Work on volume 2 (halogenides and all oxysalts except the silicates) |
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Herbb No. 2 Mine, Flat Rock, Powhatan County, Virginia, USA