| | 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...of a variety of gem and rareelement minerals, along with considerable amounts of gem and lapidary material...also been the source of excellent specimens of morganite, aquamarine, topaz, and spessartine, and they | | | Journal (issue) | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino... Number Five 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...web site at www.wmtucson.com DANBURITE – Aurora Mine, Charcas, SanLuis Potosi, Mexico When in Tucson | | | Journal (issue) | rendez-vous Elbaite - 7,1 cm de largeur Mine Hima/aya,Mesa Grande,Californie,U.S.A. Coll. : 8. Larson -...Scovil • Barite surfluorite Crista/: 4 x 3 x 0,4 cm Mine de /'Ave/lan, Var Coll. : G. Mari Photo : l.-D....RichardDALE,Cochabamba,Bolivie DavidI. GREEN,Manchester,Grande-Bretagne DermotHENRY,Melbourne,Australie Laszl6...ans. Nous avons, nous aussi, ressenti une tres grande satisfaction durant l'elaboration, etalee sur pres...interventions, porter les debats a un niveau de grande qualite. Dans ce court resume, nous allons tenter | | Fisher, Jesse, Foord, Eugene E., Bricker, Garth A. (1998) The Geology, Mineralogy, and History of the Himalaya Mine, Mesa Grande, San Diego County, California. Rocks & Minerals, 73 (3) 156-180 doi:10.1080/00357529809603033 | Journal (article/letter/editorial) | the ba a la j Mllle, Mesa kande, San Diego Eountg, Ealifiornia 7 Los Angeles County II ,J - r J--4...J--4 ‘*- \ Orange County f San Bernardino Coun -----. I--L-L--- \,-. 1 Cahuilla Mt. X x Thomas... JESSE FISHEK 380 Pennsylvania Ave. San Francisco, California 94107 EUGENE E. FOOKD M.S.905, U.S. Geological...BRICKER 410 East Elder Fallbrook, California 92028 T he Himalaya mine has been the largest producer of...years ago, and it ranks among the most productive gem pegmatites in the world. Virtually all major mineral | | | Journal (article/letter/editorial) | 150 pounds in weight have been found at Pala, California. A fortyfour pound crystal nineteen inches in...crystal was recovered about 1905 from the Barringer Hill, Texas locality, which measured 43x28x15 inches...Red Hill, Maine; North Groton, New Hampshire, and from Pala, Rincón, and Mesa Grande, California. Amethyst...Deer Hill, Maine; near Statesville, North Carolina; at Amelia, Virginia, near Clayton, Rabun county, Georgia;...at Shaw and Esray's quarry near Chester, Chester County, Pennsylvania, and is now in the collection of | | | Journal (issue) | THE GEMMOLOGICAL ASSOCIATION OF GREAT BRITAIN GEM MOLOGICAL ASSOCIATION OF GREAT BRITAIN SAINT DUNSTAN'S...of precious stones is a source of worry for the gem jeweller. A n actual case is described here, with...other than those of the usual commercial scale for gem diamonds, which includes colourless stones to those...N G There is no point whatsoever in irradiating gem diamonds of good original colour as this would probably...for a gemstone variety although by no means all gem materials show definite absorption bands. There are | | | Journal (article/letter/editorial) | Library] at 07:06 06 January 2015 Even though California is known as the “Golden State, ” it could also...the Tourmaline State, or the Colemanite State. California is, in fact, one of the world’s greatest sources...localities, the reader is encouraged to consult the “California Locality Index” (Kampf et al. 1989). The bibliography...great deal from the many publications of the California Division of Mines and Geology. The most valuable...mines in California is the Consolidated Index of Publications, Division of Mines and State Mining Bureau | | | Report (issue) | Simmons and Alexander Falster Page 28 New England Gem Beryl Bruce Jarnot Page 16 Bazzite of the Alps Stefan...Page 32 Beryl from the Pegmatites of Southern California Jesse Fisher Page 20 Discovery Stoppaniite Fabio...William "Skip" Simmons and Alexander Falster Page 49 Gem Beryl from Russia and Ukraine Peter Lyckberg Friedrich...studies in 1811, during A.G. Werner's time at the Mining Academy in Freiberg, Saxony (Germany). From 1826...miners. He was also the gemstone inspector for the mining authority. Breithaupt's legacy is 500 publications | | | Book | ) high from Tourmaline Queen Mine, San Diego County, Pala, California. Back Cover: Azurite and Malachite...crystals including tourmaline, aquamarine, emerald, morganite, heliodor, topaz, kunzite, spodumenc and citrine...endure wear. To resist being scratched, the ideal gem n1ust be hard; to resist being broken, it must be...that help determine the quality or suitability of a gem are transparency, clarity, and the evenness and depth...retain their hierarchical position by beginning the gem section in this book. However, we have grouped 13 | | | Journal (article/letter/editorial) | cookrob@auburn.edu Beryl, Variety Morganite San Diego County, California O ne of the most popular of all...Its wide variation in color, particularly in the gem varieties, its tendency to form exceptionally perfect...aquamarine, and to a lesser extent heliodor, morganite, bixbite (red beryl), and goshenite, are particularly...collections that have been displayed at national gem and mineral shows in recent years. From a historical...Southern California. Consequently, in keeping with the California theme of the 2011 Tucson Gem and Mineral | | | Journal (article/letter/editorial) | Gemstones of California Downloaded by [University of Calgary] at 05:46 04 February 2015 MICHAEL GRAY...GRAY P. 0. Box 727 Missoula, Montana 59806 CALIFORNIA 1s HUGE-the third largest state in the United States...Imagine, as a field collector, being able to go mining virtually any month of the year-the deserts in...amethysts just hours away from your home. That is California. The focus of this article covers only the facetable...facetable, transparent materials found in California. It would take another article to describe the state’s | | | 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 | | | Report (volume) | Gem Stones of the United States GEOLOGICAL SURVEY BULLETIN 1042-G A CONTRIBUTION TO ECONOMIC GEOLOGY...GEOLOGY GEM STONES OF THE UNITED STATES By Dorothy M. Schlegel ABSTRACT Many semiprecious, but few precious...precious, gem stones have been found in the United States. Beauty, durability, and rarity are the most...most important qualities of a precious gem. Gem stones are distinguished by their, physical properties: color...physical property, or persons. The most popular gem cuts are the cabochon, rose, brilliant, step, and | | | Journal (issue) | of the Little Three mine pegmatites, Ramona district, San Diego County, California ..................... B. Spaulding R. A. Mason & R. F. Martin , California locality index ...........................................129 by A. R. Kampf & the Southern California Chapter of the Friends of Mineralogy, Locality...Ramona in e P e g m a t it e s , istrc San Diego D ,California Eugene E. Foord U. S. Geological Survey...Louis B. Spaulding, Jr. P. O. Box 807, Ramona, California 92065 Roger A. M ason Dept, of Earth Sciences | | | Journal (article/letter/editorial) | (above). Amethyst, Four Peaks, Arizona. This flawless gem weighs 39.4 carats and is 22 × 19 mm. Tino Hammid...2 (below). Tourmaline (elbaite) from the Dunton mine, Newry, Maine. A selection of some of the crystals...respect to gem deposits, but the average consumer of gems surely has no idea of the wealth of gem material...(principally Maine) and California, with virtually no important tourmaline source in between. Gem-quality amethyst...superb gem amethyst in the mountains just east of Phoenix, Arizona. Superb amethyst specimens and gem rough | | | 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) | Inclusion Studies of GEM-Bearing Granitic Pegmatite-Aplite Dikes, San Diego Co., California Bruce E. Taylor...Geology, Stanford University, Stanford, California 94305, USA aAbteilung Geochemie, Mineralogisches Institut...pegmatite-aplite dikes in southern California have been known for gem-quality minerals and as a commercial...zone, nearly to 565 ~ C. Subsolidus formation of gem-bearing pockets took place over a relatively narrow...rocks (6D .... = - 9 0 to - 1 3 0 ) in the Mesa Grande district crystallized in the presence of, or exchanged | | | 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 | | | Book (volume) | THE SOUTHWESTERN QUADRANT Arizona, Arkansas, California, Colorado, Louisiana, Nevada, New Mexico, Oklahoma...Search of a Whale Wild Season Incident at Hawk’s Hill Wilderness Empire Johnny Logan The Wilderness...The Southwestern Quadrant Arizoni, Arkansas, California, Colorado, Louisicna, Nevada, New Mexico, Oklahoma...Mineral Location Numbers Arizona Arkansas California Colorado 258 Louis B30 ana HOW TO USE...volumes, through very precise directions and accurate county maps, to get you to the best and most accessible | | | 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) | ber-D ecem ber 1977 ISSUE! TourmalineGolconda mine, Minas Gerais, Brazil SHOWS Sul/urPerticara, Romagna...U E S t AVETltlB 0)A C L PyromorphiteWheatley mine, Hours: Wed-Sat. 10-5 Sunday 12-5 [evenings by...in e ra l fro m th e B e n ito ite G em M in e , San B e n ito C o u n ty, C a lif o r n ia ............lf Pabst, Jam es R. H in th o rn e Artinite fro m San B e n ito C o u n ty , C a lifo r n ia ............ike S y s te m , M e sa G ra n d e D is tric t, San D ie g o C o u n ty , C a lifo r n ia .......... | | | Journal (article/letter/editorial) | Pala Chief and Elizabeth R composite dikes, California Adriana Heimann 1 & Jason A. Yonts 1 & Michael...Elizabeth R 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...Gahnite . Aplite . California . Elizabeth R . Pala Chief . Zoning . Evolution . Pala District Introduction...Soares et al. 2007; Beurlen et al. 2014), as well as gem-quality minerals (e.g., Soares et al. 2007; Beurlen | | Webber, Karen L., Simmons, William B., Falster, Alexander U., Foord, Eugene E. (1999) Cooling rates and crystallization dynamics of shallow level pegmatite-aplite dikes, San Diego County, California. American Mineralogist, 84 (5) 708-717 doi:10.2138/am-1999-5-602 | Journal (article/letter/editorial) | shallow level pegmatite-aplite dikes, San Diego County, California KAREN L. WEBBER,1,* WILLIAM B. SIMMONS...Pegmatites of the Pala and Mesa Grande Pegmatite Districts, San Diego County, California are typically thin,...Thermal modeling was performed for four dikes in San Diego County including the 1 m thick Himalaya dike, the...pegmatite-aplite dikes. Many of the pegmatites in San Diego County have layered aplites and were first described...composite pegmatite-aplite dikes in San Diego County, California: the George Ashley, Stewart, and Mission | | | Journal (article/letter/editorial) | Temperatures and duration of crystallization within gem-bearing cavities of granitic pegmatites David London...Temperatures and duration of crystallization within gem-bearing cavities of granitic pegmatites, LITHOS(2020)...TEMPERATURES AND DURATION OF CRYSTALLIZATION WITHIN GEM-BEA RING CAVITIES OF GRANITIC PEGMATITES David London... University of Oklahoma, Norman, Oklahoma 73019 USA * Corresponding author. ABSTRACT of Crystallization...carbonates, and finally dense clay. The euhedral and gem-quality crystals for which many pegmatites are mined | | | Book | ExplORING, ANd MINING GEMS GOLD IN THE WEST FIFTY-FOUR YEARS OF PROSPECTING & GEM-CUTTING FRED RYNERSON...alive, who were in the gem mining or lapidary business in San Diego County, California, from 1901 to 1925...TABLE OF CONTENTS 1. Boyhood Discovery of an Old Mine . ° : 1 2. 3. 4, My Start of a Great Adventure...Adventure - Mostly Underground Experience in the Mine at Aguanga Mountain . . : Fascinating and Difficult...Stories of Gem-handlers and Customers Ernsting and Salmons - Lapidary Shop and Its Equipment How Gem Stones |
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Mesa Grande Mine, Gem Hill, Mesa Grande Mining District, San Diego County, California, USA