 | | Journal (issue) | | Jan/Feb 2024 Vol.99, No.1 ROCKS MINE ."Iii[! iil"J www.tandfonline.com/vram Pegmatite Minerals & Gems...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) |  | | Journal (article/letter/editorial) | | 05:07 04 June 2016 \ Los Angeles County j San Bernardino County ..I. ...............................Riverside County I J Jb3 %$*6 Orange Cahuilla Mt X Mt X Mesa Grande X Ramona San Diego County : ’...[University of Exeter] at 05:07 04 June 2016 0 Imperial County h 30 Figure 7 (above). Location map showing Cahuilla...and other major pegmatite districts in Southern California. Map by William W. Besse. Figure 8 (above right)...Dike claim, Cahuilla Mountain, Riverside County, California. Map by William W. Besse. Figure 9 (right) |  | | Journal (issue) | | R. Kampf Natural History Museum of Los Angeles County George Robinson National Museums of Canada Arthur...Five Tourrmline-1 the first special issue in the Gem Minerals Series Introduction Notes from the Editor....................365 by C. A. Francis Pakistan Gem pegmatites of the Shingus-Dusso area, Gilgit, Pakistan..........................413 by A. M. Bassett California Recent work at the Himalaya m in e ............lepidolite, mined recently at the Himalaya mine, Pala, California. William Larson collection; photo by Harold |  | | Journal (article/letter/editorial) | | Photographs JanuaryFebruary: Rhodochrosite, N’Chwaning mine, Hotazel, South Africa. Martin Zinn specimens, Erica...Cryo-Genie mine, San Diego County, California. Natural History Museum of Los Angeles County specimen,...Ground Hog mine, Gilman, Eagle County, Colorado. Natural History Museum of Los Angeles County specimen...Colorado, 307 Albite, California, 160; Witwatersrand, 395 Allanite-(Ce), California, 162 Allophane, Colorado...Almandine-spessartine, California, 160 Alunite, Colorado, 308 Amblygonite-montebrasite,California, 160 Analcime |  | | Journal (article/letter/editorial) | | listed in the table), the phosphates amblygonite-montebrasite and lithiophilitetriphylite, several species...Holmquistite Lepidolite Liddicoatite Lithiophilite Montebrasite Petalite Rossmanite Spodumene Triphylite Zinnwaldite...of most occurrences (12.5 × 8 cm) from the Tanco mine, Bernic Lake, Manitoba. (c) A large crystal of muscovite...cavity (16 × 12 × 12 cm), Himalaya mine, Mesa Grande, California; the yellow arrow shows the direction...Himalaya mine, Mesa Grande, California; yellow to green crystal from the Little Three mine, Ramona, California |  | | Book | | GEOLOGY OF THE ELSINORE FAULT ZONE SAN ·DIEGO REGION • , . San Diego Association of Geologists South... GEOLOGY OF THE ELSINORE FAULT ZONE SAN DIEGO REGION San Diego Association of Geologists South Coast...Elsinore Fault Zone San Diego Region Geology of the Elsinore Fault Zone. San Diego Region Copyright ©...© 2003 by the San Diego Association of Geologists (SDAG) and South Coast Geological Society (SCGS) Individual...and inquiries to: SDAG P.O. Box 1911 26 San Diego, California 92 159- 11 26 w. w. w.sandiegogeologists |  | | Journal (article/letter/editorial) | | crystallization process in the San Diego County pegmatites, California, USA Jennifer S. MALONEY1,4 , Peter...Sciences, University of Missouri, Columbia, MO 65211, USA *Corresponding author, e-mail: nabelekp@missouri...MI 48859, USA 3 Department of Geology, University of Maryland, College Park, MD 20742, USA 4 Current... 363 N. Sam Houston Parkway, Houston, TX 77060, USA 5 Current address: Institut für Geowissenschaften...lithium-cesium-tantalum-type pegmatite dikes of San Diego County, California, USA, tourmaline is the main reservoir |  | | Journal (article/letter/editorial) | | Zapot pegmatite, Gillis Range, Mineral Co., Nevada, USA. Named in honor of W.B. Simmons. The sample is 1...2113/gselements.8.4.281 P egmatites are sources of gem-quality crystals of beryl, tourmaline, topaz, spodumene...discovered in Africa and Asia. Most high-quality gem minerals occur in miarolitic cavities found near...pegmatites and ultramafic host rocks. The most important gem-bearing granitic pegmatites formed at shallow levels...cavities in some pegmatites have produced tons of gem crystals valued in excess of $50 million. KEYWORDS |  | | Journal (issue) | | $6.00 Scheelite and Powellite from the Oriole Mine Near Minerva, White Pine Co., Nevada Tony Nikischer...1(right): The portal of main haulage adit of the Oriole Mine shows some collapsing timbering but is otherwise...negotiable. Once inside the adit, the condition of the mine is solid and easily passable. Author's image. Calcite... Excalibur Mineral Corp. specimens. 2 Oriole Mine Scheelite & Powellite (Continued from page I) Bob...scheelite underground at the Oriole Mine was our first foray. The mine itselflies on the western edge of |  | | Journal (article/letter/editorial) | | spodumene, petalite, lepidolite, and amblygonite-montebrasite. Its lithium content is comparably lower. Consequently...Libearing minerals such as elbaite, amblygonite-montebrasite, petalite (commonly replaced by spodumene +...up to 15 cm, the last two minerals locally of a gem quality. Albite is only a minor component, whereas...Li-bearing minerals such as petalite, amblygonite-montebrasite, spodumene and cookeite, (iv) absence of topaz...involving lepidolite, elbaite, petalite, amblygonite-montebrasite, cookeite, and/or topaz. Primary spodumene is |  | | Journal (article/letter/editorial) | | phosphatemineralsat the Stewart Pegmatite, Pala District,lSan Diego County, California J,c,MssE. Stncr,svr exo GonooN...pegmatitesin the Pala pegmatitedistrict, San Diego County, California. At the Stewart pegmatite, lithiophilite...a century the granitic pegmatitesof southern California have been a well-known source of gemstones and...1951; Sinkankas,1957; Foord, 1976').ln addition to gem material, some of thesepegmatites contain interesting...GemologicalInstitute of America,1660StewartStreet,SantaMonica, California 904O4. 000H04x/85/0304-{395$02.00 generalsusceptibilityto |  | | Journal (article/letter/editorial) | | Geophysics, University of Oklahoma, Norman, OK 73019 USA (email: dlondon@ou.edu) ABSTRACT Pegmatites are...deposits of industrial minerals, rare metals, and gem and mineral specimens. An understanding of ore-forming...proposed that Li-rich pegmatites of the Black Hills district, South Dakota, might be unrelated to the Harney...trench, and coring program conducted in Colorado (USA) during WWII generated modal analyses of 1,803 pegmatites...a group or district. For example, of ~ 24,000 pegmatites mapped in the Black Hills district (Fig. 7), |  | Ertl, A., Rossman, G. R., Hughes, J. M., London, D., Wang, Y., O'Leary, J. A., Dyar, M. D., Prowatke, S., Ludwig, T., Tillmanns, E. (2010) Tourmaline of the elbaite-schorl series from the Himalaya Mine, Mesa Grande, California: A detailed investigation. American Mineralogist, 95 (1) 24-40 doi:10.2138/am.2010.3271 | Journal (article/letter/editorial) | | elbaite-schorl series from the Himalaya Mine, Mesa Grande, California: A detailed investigation AndreAs ertl...and Planetary Sciences, California Institute of Technology, Pasadena, California 91125-2500, U.S.A. 3 Office...on tourmalines from gem pockets in the Himalaya mine, San Diego County, California, including a strongly...99) were found in tourmalines from the Himalaya Mine. These correlations indicate that, in the short-range...elbaite, schorl, crystal structure, Himalaya Mine, Mesa Grande, spectroscopy introduction ~98–93 Ma (Foord |  | | Journal (article/letter/editorial) | | Pegmatites: ART Downloaded by [University of California, San Diego] at 03:56 02 March 2016 What TOURMALINE...from which many of the finest mineral specimens and gem materials are obtained. The minerals chosen will...Garnet Ledge dike, Little Three mine, Ramona, San Diego County, California. Varieties of elbaite: (c) rubellite...rubellite, 10 cm, Himalaya mine, Mesa Grande, California, found by Ralph Potter in 1958, William Larson...6 cm, 1991 London Pocket, Little Three mine, Ramona, California; (e) indicolite, 5.6 cm, Aracuai, Minas |  | | Journal (article/letter/editorial) | | invited me to his Little Three pegmatite mine near Ramona, California, to view the last of a string of crystal-filled...crystal-filled miarolitic cavities that he had been mining from the main pegmatite dike on the property (see...2012 for additional details of the mine). Spaulding had been mining northward up a steeply dipping portion...in the 1991 London Pocket, Little Three mine, Ramona, California, after about 100 kilograms of material...cavities packed with clay at the Himalaya and San Diego pegmatites in the nearby Volume 88, November/December |  | | Report (issue) | | by their g·iving to a no·n -luminous flame a ca1~mine-red colour, whicl1 is visible as violet when seen...per litr-e . A number of mine waters, especially some in the Redruth district of Cornwall , have been...compounds, that of Wheal Cli:ffo1'district containing 372 milligrams of lithium per litre...Victoria districts . In the Odzi Reserve, Umtali district, a number of pegmatite dykes in all stages of...most impo1~tant of these dykes are on the Dt1ke's Hill Claims, which are near Guide's Farm and 4½ miles |  | | Journal (article/letter/editorial) | | PEGMATITES AT DOBRÁ VODA, CZECH REPUBLIC, AND PALA, CALIFORNIA, U.S.A. MILAN NOVÁK§ Department of Mineralogy...Republic, and the White Queen mine, Pala, San Diego County, California. Zoned crystals consist of pale...K-feldspar, beryl, and muscovite at the White Queen mine. Chemical compositions of foitite and associated...elbaite with 1.0–1.3 Fe apfu at the White Queen mine. The second stage involves formation of foitite...pegmatite, Dobrá Voda, Czech Republic, White Queen mine, California. SOMMAIRE Nous décrivons des cristaux zonés |  | | Book (volume) | | The Bowers Museum of Cultural Art Santa Ana, California + GEMSTONES OF EAST AFRICA by Peter C. Keller...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 |  | | Journal (article/letter/editorial) | | Geophysics, University of Oklahoma, Norman, OK 73019, USA a r t i c l e i n f o Article history: Received...cm b 2 cm Fig. 1. Graphic granite, Ramona, California. (a) Viewed perpendicular to the a-axis direction...twin planes. Swamp dike, Little Three mine, Ramona, California (USA). Pegmatites share textural features...pegmatite from near Palomar Mountain, San Diego County, California, shows typical zonation and texture...pegmatite at the San Diego mine, Mesa Grande district, San Diego County, California (USA), in which large |  | | Book | | MINERALS OF CALIFORNlA 299" 257889 PEMBERTON' HOFE CALIFORNIA MINERALS 2995 SEP 1933 OINCO Digitized by...org/details/mineralsofcalifo00pemb MINERALS OF CALIFORNIA - MINERALS OF CALIFORNIA H. Earl Pemberton ~ VAN NOSTRAND...H. Earl, 1907Minerals of California. An updating of: Minerals of California: centennial volume, 1866-1966...index. 1. Mineralogy - California. 2. Mines and mineral resources - California. I. MUidoch, J oseph, 1890Minerals...1890Minerals of California. 11. Title. QE375.C32P45 549.9794 81-15963 ISBN 0-442-274882 AACR2 Preface |  | | Journal (article/letter/editorial) | | Photographs JanuarylFebruary: Copper, Ray, Pinal County, Arizona. Les Presmyk specimen, Jeff Scovil photo...quartz and albite, Tourmaline Queen mine, San Diego County, California. Houston Museum of Natural Science...Wapiti group of claims, Farncomb Hill, Breckenridge district, Summit County, Colorado. Denver Museum of Natural...Azurite on malachite ring, Flambeau mine, Ladysmith, Rusk County, Wisconsin. Dan Behnke specimen and... calcite, and chalcopyrite, Sweetwater mine, Reynolds County, Missouri. Marvin Rausch specimen, Jeff | | | Book | | ^ '“ P r . . . I West Orange SOUTH SAN FRANCISCO PUBLIC LIBRARY 9048 00992838 7 257989 R q549...q549 PEMBERTON, H.E MINERALS OF CALIFORNIA P 2995 IpSl q 49 f 07. 257889 ^ pe B T 5 w! balJ E...org/details/mineralsofcalifoOOpemb MINERALS OF CALIFORNIA MINERALS OF CALIFORNIA H. Earl r i L ] Pemberton ...H. Earl, 1907Minerals of California. An updating of: Minerals of California: 1866-1966 / by Joseph Murdoch...Includes index. 1. Mineralogy -California. 2. Mines and mineral resources- California. I. Murdoch, Joseph, 1890Minerals |  | | Journal (issue) | | Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department, Colombia. Gail...cm, from Stak Nala, Haramosh Mountains, Skardu district, Gilgit-Baltistan, Pakistan. Zach Goodman collection;...twin, 5.5 cm, from the Amo tin deposit, Ximeng County, Yunnan, China. Wally Mann collection; Joe Budd...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...2.2 cm, from the Pulsifer quarry, Androscoggin County, Maine. Kyle Kevorkian collection; Jordan Root |  | | Journal (article/letter/editorial) | | Gochenour) Mid-July to mid-August: During the course of mining, two small vugs (nos. 1 and 2) were found that...While working on the pocket, we found our first “gem of the project”-a fine, large, tabular beryl crystal...pocket material that had been brought up from the mine to the cleaning station. Initially, I saw what seemed...beryl crystal we had ever found at the mine. I ran to the mine entrance and yelled down the shaft for...radio telephone and told him that we had found a big gem beryl weighing at least 1,200 carats. Being nearly |  | | Book | | 353-416 257-320 321-384 225-288 137-224 CALIFORNIA ] 273-336 ARIZONA-IV ] 1-102 [ 17 / 1986...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73 |
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