 | | Journal (issue) | | March 2019 Fluorescent Opal From the Velvet District, Pershing Co., Nevada Bob Werner werner@lcturbonet...werner@lcturbonet.com The diatomite mines of the Velvet District haven't received much attention over the years...years, while diatomite is a "sedimentary rock" of course, and technically not a mineral. Opal, however, is...was first reported in the District in 1923 (Vanderburg, 1936) on the west side ofTrinity Pass in the...(EPM) who developed four open-pit mines in the District (Johnson, 1977). The diatomite consists of the |  | | Book | | literature, Mr Readâs task was far from simple and I am most grateful for his discriminating selection of...beryl in collections Iran 44 Turkey 46 USSR 48 Austria 50 Germany 52 Italy 53 France 54 Spain 55 Portugal...Modern emerald and beryl jewellery Chapter 4 67 Crystal structures and chemical composition The beryl structure...184 Antarctica 184 Argentina 184 Australia 185 Austria 187 179 Brazil 189 Colombia 195 India 197 Malagasy...Malagasy Republic Mexico 199 Pakistan (West) 198 200 Republic of South Africa Namibia 202 Sri Lanka |  | | Book | | literature, Mr Read's task was far from simple and I am most grateful for his discriminating selection of...beryl in collections 44 Iran 44 Turkey 46 USSR 48 Austria 50 Germany 52 Italy 53 France 54 Spain 55 Portugal...Modem emerald and beryl jewellery Chapter 4 67 Crystal structures and chemical composition The beryl structure...185 Austria 187 Brazil 189 Colombia 195 India 197 Malagasy Republic 198 Mexico 199 Pakistan (West) 200...5 2.66 7.5 2.68 7.5 2.80 7.5 2.85 7.5 Crystal system Optical clarity Hexagonal Transparent |  | | Journal (issue) | | 2022 EUREKA! U Self-Collected Minerals V With an Introduction and Epilog by Wendell Wilson A Supplement...Weisseck, Austria. Collected by Reinhold Bacher; Reinhold Bacher photo. Fluorapatite, 3.3-cm crystal, from...own favorite experiences is gazing raptly into a crystal pocket just after it has been opened, and all the...Mineralogical Record in 1972: âFranz Mihajlowits, an experienced miner, decided to work full time at the... Enlarging the hole big enough to hold his light an armâs length into the cavity, Franz was spellbound |  | | Book | | vugs of crystalline talc. Easily the best extant crystal, a doubly terminated floater found in a talc vug...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...to 2 cm which are pseudomorphs after bastnasite--see photo in Guastoni, Pezzotta and Zorzi (2008). ILMENITE...COLUMBIA Ice River complex. The Ice River complex is an intrusive body of alkaline igneous rocks where sodalite |  | | Journal (issue) | | Bariand Paris, France Werner Lieber Heidelberg, West Germany Olaf Medenbach Bochum, Germany Eric Offermann...F. J. Parker Tveitite from the Barringer Hill District, Texas..................................387 byW...388 by H. Barwood and B. Hajek Zircons of Summit Rock, Oregon...........................................Out-of-print copies are being handled by Si & Ann Frazier (see their ad). contributed manuscripts Contributed articles...approval of the editor. suggestions for authors See vol.9, no.3, p. 135, or write to the editor for a |  | | Journal (issue) | | is the most notable stock they have seen in the West. Many of the supporters of Rocke and Mlurala ILG\...pleased with our values and service if you give us an opporhmity to demonstrate them. Send a stamp for............................................... 274 An Accurate Easily Made Specific Gravity Scale. By...Number; the February, 1937, issue was a Special Rock Crystal Number. The next special number may be devoted...their return to America, Mr. Myers plans to write an article or two for Rocks and Minerals on their experiences |  | | Journal (issue) | | FEB 10 1937 an ~ Magazine for Mineralogis!, Geologis! and Collec!or . . . . . . . . . . . . . . Official...Bowel) Spedal Rock Cryatal Number In this issue we are presenting a series of articles on rock crvstal, one...and Minerals, Peekskill, N. Y.? A Fine ExbtbJâ˘. An exhibit of some very choice minerals was held from...display included groups of magnificent crystals and crystal aggregates of azurite, malachite pesudo after azurite...above epidotes. We hope he may be induced to prepare an article on his Alaskan trip for Rocb and Minerals |  | | Report (issue) | | Species first discovered in California are marked by an asterisk (*), and followed by the date of the first...description includes the chemical composition, crystal form and habit if distinctive, cleavage, hardness...magma, or molten rock material. Usually this results in the crystallization of the rock-forming minerals...precipitation of dissolved material, as in the case of rock salt or gypsum. More commonly they are made by the...the accumulation of actual particles of rock material washed down from the land surface and spread out |  | | Report (issue) | | visions and additions make the Centennial volume an historical as well as a scientific record of California...from references to the geographic term ''Mining District," especially in the pre-1920 literature. Widespread...in the intensified prospecting for new localities. An instance of this is the detailed study of the borate...new silicate minerals ( Agrell, Brown, and McKie Am. Mineral. 50, : p. 278). Hand in hand with the...Species first discovered in California are marked by an asterisk (*), and followed by the date of the first |  | | Book | | Published by Van Nostrand Reinhold Company Inc. L35 West 50th Street, New York, N.Y. 10020 Van Nostrand Reinhold...Data Pemberton, H. Earl, 1907Minerals of California. An updating of: Minerals of California: centennial volume...prepared as a report to the State Board of Agriculture an "Annotated Catalog of the Principal Mineral Species...detailed review of the .Minerals of California series, see I. Campbell, 1966, pp. 13-19.) For over 100 years...project, and who also prepared the majority of the crystal drawings for publication. H. Earl Pemberton Lake | | | Book | | ^ 'â P r . . . I West Orange SOUTH SAN FRANCISCO PUBLIC LIBRARY 9048 00992838 7 257989 R q549...Published by Van Nostrand Reinhold Company Inc. 135 West 50th Street, New York, N.Y. 10020 Van Nostrand...Pemberton, H. Earl, 1907Minerals of California. An updating of: Minerals of California: 1866-1966 /...Berkeley, prepared as a report Board of Agriculture an âAnnotated Catalog of the to the State Principal...detailed review of th e Minerals of California series, see I. Campbell, 1966, pp. 13-19.) For over 100 years |  | | Journal (issue) | | a collection can be m..de and cared for; to keep an accurate and permanent record of all mineral localities...practical conservation of mineral localities and unusual rock formations. Ever since its foundation in 1928, the...Association and enjoy all the advantaget which such an affiliation affords . A number of clubs hold membership................................................... AN AGATE "OSPREY" FROM MONTANA ..................................... COLLECTOR'S KINKS. SPLITTING ROCK WITH THE AID OF HEAT. By James A . Taylor ......... |  | | Journal (volume) | | Geologist C A. Logan, District Mining Engineer C. McK. Laizure, District W. Burling Tucker, Reid...Reid J. Frank Sanborn, District Mining Engineer District Engineer Mining Engineer Mineral Technologist...Ore-Buyers' Inspector Henry H. Symons, J. C. District Sampson, Assistant Ohas. V. Averill, John ...Reports of District Milling' Engineers Redding Field District Sacramento Field District San Francisco...Francisco Field District Los Angeles Field District Mineral Development and Mining Activity in Southern ÂŤ California |  | | Report (volume) | | elsewhere, are shown on other maps of the State (see especially Fischer and others, 1946). MINERALS...others on any subject, uncreative though it may be, is an essential step in any orderly research. In this instance...lead to the discovery of a new mineral or a new crystal form. He can surely use the description for planning...mention. This compilation has been in progress as an avocation at intervalssome of them very long-since...from 1ninerals. F¡xcept for native gold and the rock-forming minerals that comprise construction materials |  | | Report (issue) | | this document was printed was generated by scanning an original copy of the publication. The file has been...publication have also been corrected. Photo 1. Crystal clusters require tender care in the extraction...durable wall facing is a popular use of amethystine rock as shown in this picture of a highway restaurant... INTRODUCTION T h e purpose of this guidebook is to give an account of amethyst, describing its properties, lore...Pointâ to the aesthetic appreciation of the clear crystal referred to in names like Amethyst Bay in Thunder |  | | Book (volume) | | review of deposits, a helpful geographical index, and an exceptionally complete listing of books and arucles...America has developed into a major exporter rather than an importer. A VAN NOSTRAND REINHOLD BOOK . Digitized...AMERICA In Iwo Volumes Volume | JOHN SINKANKAS [aN] VAN New NOSTRAND York Cincinnati REINHOLD Toronto...Division of Litton Educational Publishing, Inc. 450 West 33rd Street, New York, NY 10001 Van Nostrand Reinhold...neat erie ra 8 ây - ml 3 ee pon * : c= : an vi 5 = fii? i a j â Âť ya y _â â* : |  | | Book (volume) | | variegated colours. About one and a Sutherland. an outlier half miles south of Cape Wrath, near Torridon...with Prase. ; - Mor, purple. Ladder road and west side of the Dee, on the right of the Strath...greenish-grey. south-west of Ben Vuroch, Blair Athole, earthy, banded brown and grey. Fifeshire west side of Largo...slate. porphyritic stone. : : Liulithgowshire in an opening near the old quarry of Kirkton, masses in...attention to Mineralogy. During the time that has an exceptionally large number of specimens from almost |  | | Book (edition) | | crystals, will be found in this important volume by an experienced writer, mineralogist and lapidary. Over...St., Princeton, New Jersey (Principal Office) 24 West 40 St., New York 18, New York D. VAN NOSTRAND COMPANY...sciences . .............. ⢠Acknowkdgments I am deeply grateful for the unstinting help given me...Denver, Colorado, Specimen Minerals, Ltd., Woodville West, South Australia, Gregory, Bottley and Company,...compound names ⢠Major mineral classes CHAPTER 4 CRYSTAL GROWTH 57 Crystals from melts, solutions and | | | Book (edition) | | Division of Litton Educational Publishing, Inc. 135 West 50th Street, New York, N.Y. 10020 To the late...interests in earth sciences Acknowledgments I am deeply grateful for the unstinting help given me... California, E. M. Gunnell, Ltd., Woodville West, South men Minerals, and Company, London, ...compound names - Major mineral classes CHAPTER 4 CRYSTAL GROWTH bi Crystals from melts, solutions and...crystals - Internal imperfections of crystals - Crystal and aggregate habits Twinning CHAPTER 5 GEOMETRY |  | | Report (issue) | | Manhattan Island. 4âQuartz, var. Amethyst (purple), West Paterson. N. J. 5âGarnet, var. Spessartite (orange-red)...Street, Manhattan Island. 7âDatolitc (pale green), West Paterson* N J 8â Quartz, var. Smoky (brown), Broadway...several lists covering various sections of the district which have been published from time to time in...lists, and the names of many others, new to the district, and discovered in recent years, have been added...technical matters relating to tho mineralogy of the district from the following: S. G. Gordon, A. C. Hawkins |  | | Book (edition) | | the use of polarizing plastic film for testing crystal fTagments introduces concepts of oplical mineralogy...compound names ⢠Major mineral classes CHAPTER 4 CRYSTAL GROWTH 57 Crystals from melts, solutions and...crystals ⢠Internal imperfections o f crystals ⢠Crystal and aggregate habits ⢠Twinning CHAPTER 5 GEOMETRY...Cell shapes ix 106 CONTENTS X and systems ⢠Crystal axes ⢠H ow faces are related to axes ⢠Axial r...symmetry ⢠Reflection of crystal structure in faces ⢠Faces a nd forms ⢠The crystal systems ⢠The contact |  | | Journal (issue) | | MINERAL NAMES The new book will be published as an update of Minerals o f California, Bulletin 189 (last...tioned previous works should include data such as crystal size, habit, color, associations, a precise location...sells for 50 French francs (about $8.50 U.S.), plus an additional 20 Ff for airmail. They do accept Visa...usually only do this once a year, so have a look and see what you need. Or pick out some special issues to... LOCATION Trumbull Peak is located on the western slope of the Sierra Nevada Range in NEV4 Sec. 9, T3S, |  | | Book (volume) | | Carolina, South Carolina, Tennessee, Virginia, and West Virginia VOLUME 3: THE NORTHWESTERN QUADRANT ...Oklahoma, Texas, ind Utak by Allan âVV. Eckert AN AUTHORS GUILD BACKINPRINT.COM EDTION 3 1336 05877...without the permission in writing from the publisher. AN AUTHORS GUILD BACKINPRINT.COM EDITION Published by...quadrant of the 48 contiguous states, and each volume is an entity in itself, complementing the others but not...description of the type (and often the quality) of the rock, mineral, or fossil material to be found there, |  | | Journal (issue) | | Nelly Bariand Paris, France Wemer Lieber Heidelberg, West Germany Olaf Medenbach Bochum, Germany Eric Offermann...Out-of-print copies are being handled by Si & Ann Frazier (see their ad). circulation office 301-262-8583 editorial...approval of the editor. suggestions for authors See vol.9, no.3, p. 135, or write to the editor for a...and location b. Your name and mailing address c. âAMâ for â amateurâ or â PROâ for â professional.â Only...Goldschmidtâs Atlas der Kristallformen, an invaluable reference which should provide us with crystal draw ings |
|
