 | | Journal (issue) | | minor constituent, it often leads to associated diopside, CaMgSi2O6, often in good sized though intergrown...Wallowa Co., Oregon Fig. 2. Vesuvianite Mono Co., California 5 corresponding mineral is hedenbergite, CaFeSi2O6...iron. Another mineral often associated with the diopside in limestone is vesuvianite, Ca19(Al,Mg,Fe)13Si18O68(O...from the Morris Claim, Benton Range, Mono Co., California illustrated in fig. 2. The prisms are striated...Riverside Co., Bruce Canyon, Lemhi Co., Idaho California known collectively as Crestmore. This is a magnesium |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Steven R. Morehead...100-year history of the Benitoite Gem mine, San Benito County, California . . . . . . . . . . . . . . . ...Benitoite Gem mine, San Benito County, California. Natural History Museum of Los Angeles County collection;...Benitoite Gem mine will note the portion of the story devoted to the 1935 visit to the mine by collecting...million, 125,000square-foot science center and state museum complex that will be the cornerstone of the |  | | Journal (issue) | | .50 by Jim Brace-Thompson olivine gems on the san carlos apache Indian reservation The Mineralogical...Cross by Robert Beard regular columns Rock & Gem Kids ..............................................this reason, advertisements appearing in Rock & Gem should be considered as requests to inquire, rather...customerservice@beckett.com (800) 764-6278 Rock & Gem (ISSN 0048-8453, USPS 486-290) is published monthly...LLC. POSTMASTER: Send address changes to Rock & Gem, c/o Beckett Media, 4635 McEwen Rd., Dallas, TX 75244 |  | | Book (volume) | | Director The Bowers Museum of Cultural Art Santa Ana, California + GEMSTONES OF EAST AFRICA by Peter C....Nevada; blue, cushion cut topaz (25.30 ct), Ramona, California; brownish yellow octagonal calcite (21.30 ct)...ct), Ramona, California; deep red cushion cut rhodochrosite (25.56 ct), Sweet Home Mine, Colorado; colorless...Kern County, California; octagonal step cut violetish pink kunzite (26.61 ct), Pala, California. NECKLACE...Vivid blue matched benitoite gems from San Benito County, California, consisting of 52 benitoites and 75 | | | Book (volume) | | Director The Bowers Museurn of Cultural Art Santa Ana, California GEMSTONES OF EAST AFRICA by Peter C. Keller...red-orange spessartine garnet ( 16.62 et), Ramona, California; deep red cushion cut rho...Kern Cowny, California; octagonal seep cut violetish pink kunzite (26.61 et), Pala, California. NECKLACE...blue matched benitoite gems from Sai, Benito County, California, consisting of 52 benitoites and 75 diainonds... His works are known to almost every collector, gem cutter, gemologist, and mineralogist. His writings |  | | Journal (issue) | | CHARMED BY CHERT A MOTHER ROCK FOR THE AGES ROCK & GEM • Vol. 50 No. 3 • U.S. $5.99 Issue Code: 2020-03...Montana’s capital city, is partnering with The Carter County Museum in Ekalaka – dinosaur fossils from within...Tradition And ‘Living the Dream’ at Wild Turkey Mine 20 cherishing chert A Mother Rock for the Ages...Bench Tips ............................... 18 Rock & Gem Kids ..................... 40 Club Corner .........Crystallized Gold Bob Jones SUBSCRIPTION QUESTIONS? Rock & Gem (ISSN 0048-8453, USPS 486290) is published monthly |  | | Catalog/List | | founder of Newmont Mining and owner of the Tsumeb mine. Upon his demise, it lent its considerable charm...year’s Arizona Centennial Exhibit at the Tucson Gem & Mineral Society Show, was the 70+ ounce Gold specimen...“European classic.” Additionally, we have: a 4 inch Gem Tanzanite crystal (Lot 49053), several world-class...FLUORESCING WILLEMITE WITH CALCITE SPECIMENS Sterling Hill Mine and Franklin area, Sussex Co., New Jersey Willemite...(14 x 7.6 x 4.4 cm), from the famed Sterling Hill Mine, it is a large exposed Willemite face, with a thinner |  | | Journal (issue) | | CO~i==:>O~A"T"ION 25847 W. MAIN ST., BARSTOW, CALIFORNIA 92311 TEL: (&19) 253-2954 OFFICE, SHOWROOM...changes to GEMS ANO MINERALS, 1185-E Linda Vista Dr., San Marcos, CA 92069. All advertising and subscription...malled to GEMS ANO MINERALS, 1185-E Linda Vista Or., San Marcos, CA 92069, (619) 744-5020). Copyright 1111...information and requests to the American Federation CALIFORNIA FEDERATION OF MINERALOGICAL SOCIETIES Officers...additional Information end reqU8$ls to t.'le California Federation • NORTHWEST FEDERATION OF MINERALOGICAL |  | | Journal (issue) | | 2022 PubUshed with support: Lomonosov Moscow State University; Russian Geological Sodety Mineral Observer...generations of mineralogists at Lomonosov Moscow State University, Igor V. Pekov, one of his students,...Silbermintz and his collections in the Vemadsky State Geological Museum. Another is a story dedicated...Garanin Boris L Kantor Michael B. Leybov Bryan Lees (USA) Yuriy B. Marin Vladimir I. Pavlishin (Ukraine) Igor...T. Trofimov Lydie Touret (France) John S. White (USA) Managing Editor LudmilaA. Cheshko Sdence Editor |  | | Journal (issue) | | for gemologists and geoscientists. 244 p. 266 Gem News International Aquamarine with unusual etch features...Brilliance at the Natural History Museum of Los Angeles County • American diamonds at the Smithsonian • The GIA...Skalwold John I. Koivula soverlin@gia.edu Editors, Gem News Editor Gagan Choudhary Christopher M. Breeding...Timothy Adams Dorrit Jacob Karl Schmetzer San Diego, California Canberra, Australia Petershausen, Germany...Johnson Guanghai Shi Washington, DC San Diego, California Beijing, China Alan T. Collins Stefanos |  | | Journal (issue) | | gemstone evaluation. From convenient locations in major gem centers, to frontline detection of emerging treatments...Uranium mineral as inclusions in turquoise 296 Gem News International Update on benitoite • Large cat’s-eye...from India • Emerald mining techniques at the Kagem mine, Zambia • Yellow grossular from Tanzania • An unusual...Basel, Switzerland James E. Shigley Carlsbad, California E. Alan Jobbins Caterham, UK Thomas M. Moses...Smith New York, New York Mary L. Johnson San Diego, California Mark Newton Coventry, UK Wuyi Wang New |  | | Report (issue) | | University Station Stop C1100 Austin, Texas 78712, USA W.D. Carlson Department of Geological Sciences Jackson...University Station C1100 Austin, Texas 78712-0254, USA M.C. Gilbert School of Geology and Geophysics University...University of Oklahoma Norman, Oklahoma 73019, USA J.G. Liou Department of Geological and Environmental...Room 118 Stanford University Stanford, California 94305-2115, USA S.S. Sorensen Department of Mineral...Smithsonian Institution Washington, DC 20560-0119, USA te THE GEOLOGICAL SOCIETY OF AMERICA® Special Paper |  | | Book | | The Lomonosov Moscow State University Moscow Russia The Lomonosov Moscow State University Moscow Russia...the authors of this book in the Lomonosov Moscow State University). Preface Contents 1 2 Some General...when milling and pressing. In particular, solid-state ion-exchange reactions are possible between KBr...X-, Y- and Z-polarized OH absorption spectra of diopside from Rotkopf, Zillertal, Tyrol, Austria, measured...absorption bands at *3590, 3570, 3520, and 3230 cm−1 in gem-quality crystals of hydrothermal origin from Zabargad |
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California State Gem Mine, Santa Rita Peak, San Benito County, California, USA