 | | Journal (article/letter/editorial) | | August 2013 California Connection MARK MAUTHNER 1737 San Pablo Drive San Marcos, California 92078 mmauthner@gmail...Figure 1b (above left). This is the 16.6 × 10.6-cm spodumene (kunzite) crystal that George F. Kunz is seen...district, San Diego County, California. Figure 1c (above center). Gouache painting of the spodumene (kunzite)...(above right). Spodumene (kunzite), Pala Chief mine, Pala district, San Diego County, California. This image...Jeweler’s Materials and Ornamental Stones of California with the caption: “KUNZITE. Crystal No. 1. Phosphorescing |  | | Journal (article/letter/editorial) | | University of Oklahoma, Norman, Oklahoma 73019 USA * Corresponding author. ABSTRACT of Crystallization...materials of beryl, tourmaline, topaz, spessartine, spodumene, quartz, and others, and many of the most highly...accessory ur amounts of micas, tourmaline, spodumene, garnet, beryl, and others. In clay-packed cavities...common species and varieties of tourmaline, beryl, spodumene, topaz, and quartz. Lepidolite succeeds muscovite...principal gem varieties of beryl, tourmaline, spodumene, topaz, and garnet offer little insight into their |  | | Journal (issue) | | Joe Marchesani; Jmarch06@comcast.net SOUTHERN CALIFORNIA CHAPTER: Dr. Don Buchanan; dbuch7326@aol.com...Finger) and LKA Emeralds, Hiddenite, Alexander County, NC Go On Public Exhibit in New York City. Emeralds............................................. 2 California ...............................................are known. California Himalaya pegmatite, Mesa Grande District, San Diego County, California. Within a...before 1923. Pollucite specimen #20623 is in California Mining Bureau collection (Teertstra et al. 1998) |  | | Journal (article/letter/editorial) | | Pala Chief and Elizabeth R composite dikes, California Adriana Heimann 1 & Jason A. Yonts 1 & Michael...layered pegmatite-aplite dikes, Pala District, California, and the significance for felsic melt evolution...27858, USA 2 Department of Mineral Sciences, Smithsonian Institution, Washington, DC 20013, USA incompatible...pegmatite-aplite. Keywords Gahnite . Aplite . California . Elizabeth R . Pala Chief . Zoning . Evolution...dikes from the Pala District of the Southern California Pegmatite Province. Gahnite has not previously |  | | 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) | | Mines and Minerals of the California Pegmatite Province Downloaded by [Pennsylvania State University]... Southern JESSE FISHER PO Box 77774 San Francisco, California 94107 jef520@comcast.net F Unless otherwise...MINERALS or much of the past century, the Southern California pegmatite province has been the source of some...occurrence of the lavender-colored gem variety of spodumene now known as kunzite. Since the beginning of mining...numerous articles on the pegmatites of Southern California and the mines and minerals of Northern England |  | | Journal (article/letter/editorial) | | hydrothermal conditions in pegmatites from San Diego County, California Elizabeth M. Gammel1,* and Peter I....ultimately understand why some pegmatites in the San Diego County pegmatite district contain abundant, gem-quality...fluids. Keywords: Pegmatite; Li; B; F; San Diego County, California; pocket minerals Introduction Granitic...concentrations then promote crystallization of lepidolite, spodumene, and elbaite tourmaline in cores and along walls...Himalaya and La Posta pegmatite suites in San Diego County, California (Fig. 1). Both pegmatite suites contain |  | | Journal (issue) | | d e of the important source of sphene in Baja California, and Macon Co., the source of rhodolite garnet...jewellery. S.P. 273 COMMON GEMS OF SAN DIEGO COUNTY, CALIFORNIA By PAUL WILLARD JOHNSON With photographs...gem minerals. In the 4,258 square miles of the county more than 140 different minerals have reportedly...States" is justly deserved, for no other U . S . county has the profusion, variety and quality of gems...mountains in the middle to the desert on the east—San Diego County is unique in physiography. T h e common gem |  | | Journal (issue) | | 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...Copyright Clearance Center (www.copyright.com) in the USA or the Copyright Licensing Agency (www. cla.co.uk)...Celebrating Pegmatites Robert B. Cook 10 Southern California Pegmatite Gems Mark Mauthner 16 The Pegmatite...Brazil: At the Natural History Museum of Los Angeles County, Carl A. Francis and Aaron Celestian 89 Who's |  | | Journal (article/letter/editorial) | | University of New Orleans, New Orleans, LA 70148, USA *Corresponding author, e-mail: wsimmons@uno.edu ...temperatures of 525 ◦ C in the pockets in San Diego County, California pegmatites. Two-feldspar thermometry...of exsolution from the Little Three pegmatite, California (Morgan & London, 1999) gave temperatures of...eucryptite, spodumene, and coexisting quartz from the Tanco Pegmatite, Bernic Lake, Manitoba. Spodumene occurs...crystals embedded in massive quartz. Both types of spodumene and quartz trapped an abundance of FI that were |  | | Journal (issue) | | image: Miners at the Pala Chief Mine, San Diego Country, California, circa 1903. On the back of the original...Oceanview Mine in Southern California; the 0.72-ct benitoite (left California Gems – More Than a Century-Old...Mine area, San America’s Royal Gems – Montana and Yogo Sapphires Benito County, California; the group...Daniel Bronfen, Brazil Evan Caplan, USA Rocco Gay, Italy Sushil Goyal, USA Shahina Hatta, Hong Kong Dwarka...Thailand Immediate Past President Benjamin Hackman, USA Chief Executive Officer Gary Roskin ICA General Manager |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Articles Gem and rare-element pegmatites of southern California . . . . . . . . . . . . . . . . . . . . . . ...History of the Tourmaline Queen mine, San Diego County, California . . . . . . . . . . . . . . . . . ....discovered at the Tourmaline Queen mine, San Diego County, California, by Ed Swoboda and Bill Larson. The...REBORN! The Mineralogical Society of Southern California has held a Gem & Mineral show annually for the |  | | 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...planes. Swamp dike, Little Three mine, Ramona, California (USA). Pegmatites share textural features in common...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 |  | | Report (issue) | | STATE OF CALIFORNIA EARL WARREN. Governor DEPARTMENT OF NATURAL RESOURCES WARREN T. HANNUM, Director...Director DIVISION OF MINES FERRY BUILDING. SAN FRANCISCO OLAF P. 11 JENKINS. Chief SPECIAL REPORT 7-A...LITHIUM-BEARING PEGMATITES OF THE PALA DISTRICT, SAN DIEGO COUNTY, CALIFORNIA By RICHARD H. JAHNS and LAUREN A...Archive in 2012 with funding from University of California, Davis Libraries http://archive.org/details...LITHIUM-BEARING PEGMATITES OF THE PALA DISTRICT, SAN DIEGO COUNTY, CALIFORNIA! By Richard H. Jahns* and Lauren |  | | Journal (issue) | | District, San Diego County, California Jesse Fisher 380 Pennsylvania A venue San Francisco, California 94107...pegmatite district in north-central San Diego County, California. First discovered during the "Gem Rush''that...Rush''that occurred in San Diego County during the first decade of the 20th centu, the Katerina Mine was...of kunte, a previously unknown gem variety of spodumene. The Pala District is one of the best known of...the numerous pegmatite districts in southern California and has been the source of many spectacular specimens |  | | Journal (article/letter/editorial) | | COOK Department of Geology Auburn Universit Spodumene var. Kunzite Downloaded by [Selcuk Universitesi]...and William E. Hidden, respectively. Although spodumene is of very widespread distribution, the gem varieties...or more good examples of this unique material. Spodumene in its commonest form is a rather drab opaque...and a calculated density of 3.184. The color of spodumene can vary from emerald-green through yellow to...refractive indices that vary from 1.648 to 1.679. Spodumene exhibits a white streak and is typically DI: |  | | Book | | high from Tourmaline Queen Mine, San Diego County, Pala, California. Back Cover: Azurite and Malachite...opside CaMgS, 2O6 190 Jadeite (see gems) NaAISi2O6 Spodumene (see gems also) LiAISi 2O6 191 -193 Pyroxenoids...Native Gold Empire-Star Mines, Grass Valley, California 18.8 cm (7½ in.) across .~ ... C g ro ...29 Native Gold Sheet on Quartz El Dorado County; California 30 5 cm (2 In.) high Native Gold "Latticework"...across Native Copper in Calcite Hancock, Houghton County, Michigan 12 cm (4% in.) across 37 38 Native |  | | Journal (article/letter/editorial) | | cookrob@auburn.edu Beryl, Variety Morganite San Diego County, California O ne of the most popular of all collectible...pegmatites in Southern California. Consequently, in keeping with the California theme of the 2011 Tucson...beryl, so well known from the pegmatites of San Diego County, has been nominated for this issue’s Connoisseur’s...the White Queen mine, Pala district, San Diego County, California. The 11-cm specimen is in the Bob and...from the Stewart mine, Pala district, San Diego County, California. The 5 × 4 × 3.5-cm specimen is in the |  | | 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) | | Sciences, University of Missouri, Columbia, MO 65211, USA e-mail: nabelekp@missouri.edu M.-L. C. Sirbescu Department...University, 314 Brooks Hall, Mount Pleasant, MI 48859, USA Keywords Granite Pegmatite H2O Undercooling...other plutons. For example, in the San Diego County of California, USA, Li–Cs–Ta-type (LCT) pegmatites occur...pegmatites. In the Black Hills of South Dakota, USA, granite pegmatites occur as sheets within schists...occur only in some pegmatite districts, as in San Diego County, where sheets have intruded impermeable granitic |  | | Journal (article/letter/editorial) | | Mexico, U.S.A.; and the Crestmore pegmatite, California, U.S.A. The results of more than 350 isotopic...address: Department of Geology, University of California, Davis, CA 95616, U.S.A. 0167-6695/83/$03.00...to 2.0%0 between pegmatite dikes in San Diego County, California, U.S.A., can also be explained by exchange...layered footwall aplitic zones within the Southern California pegmatites record some aspects of the thermal...studied in this paper, and the location of the San Diego County pegmatites (B.E. Taylor et aI., 1979). 129 |  | | Report (issue) | | Archive in 2012 with funding from University of California, Davis Libraries http://www.archive.org/det...MINERAL RESOURCES OF SAN DIEGO COUNTY, CALIFORNIA By F. HAROLD WEBER JR., California Division of Mines...Stewart COUNTY REPORT California Division of Mines Ferry Building, LIBRARY UNIVERSITY OF CALIFORNIA DAVIS...DAVIS San 3 and Geology Francisco, 1963 ^ OF STATE OF CALIFORNIA EDMUND G. BROWN, Governor J?...CAMPBELL, Director AND GEOLOGY State Geologist COUNTY REPORT ^ Price $8.00 3 CONTENTS Page ABSTRACT |  | | Journal (issue) | | Jesse FISHER 380 PennsylvaniaAvenue- San Francisco- CA 94107- USA (Traduitde l'anglaispar J. GALVIER)...des monts San Jacinto, dans le centre du comte de Riverside,traversele comte de San Diego et se prolongejusqu'a...districtspegmatitiquesdistincts repartisdans les comtes de San Diego et de Riverside.Le nombre total de corps individuels...silicatesprimairesde lithiumet aluminium- principalementdu spodumene- est tres variable.Ce derniermineralest abondantdans...extendsfrom the San Jacinto Mountainsin central Riverside County southwardthroughSan Diego County,into the Baja |  | | Journal (article/letter/editorial) | | Zapot pegmatite, Gillis Range, Mineral Co., Nevada, USA. Named in honor of W.B. Simmons. The sample is 1...gem-quality crystals of beryl, tourmaline, topaz, spodumene, and spessartine. Historic localities are found...tourmaline (see Pezzotta and Laurs 2011), topaz, spodumene, and spessartine (FIGS . 1, 2; TABLE 1). More...Orleans, 2000 Lakeshore Drive New Orleans, LA 70148, USA E-mail: wsimmons@uno.edu 2 Museo di Storia Naturale...America 5345 Armada Drive, Carlsbad, CA 92008-4602, USA E-mail: jshigley@gia.edu 4 Department of Geology |  | | Journal (article/letter/editorial) | | Crystal chemistry and OH defect concentrations in spodumene from different granitic pegmatites Received:...2005 Springer-Verlag 2005 Abstract Thirty spodumene samples of distinct paragenetic types (primary...coordinating Al by Fe and Si by Al. Homogeneous spodumene mostly close to its ideal formula LiAlSi2O6 shows...high-temperature magmatic spodumene. Differences among particular genetic types of spodumene are related to maximum...OH in spodumene structure at given P–T conditions and at actual chemical composition of spodumene. OH defect |
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Beebe Hole Mine, Tule Mountain, Jacumba, San Diego County, California, USA