 | London, D., Morgan, G. B., Paul, K. A., Guttery, B. M. (2012) Internal Evolution of Miarolitic Granitic Pegmatites at the Little Three Mine, Ramona, California, USA. The Canadian Mineralogist, 50 (4) 1025-1054 doi:10.3749/canmin.50.4.1025 | Journal (article/letter/editorial) | | MIAROLITIC GRANITIC PEGMATITES AT THE LITTLE THREE MINE, RAMONA, CALIFORNIA, USA David LONDON§, George B. MORGAN...73019, USA Abstract Miarolitic granitic pegmatites at the Little Three mine property near Ramona, San...San Diego County, California, USA, possess a bulk composition that closely matches that of a hydrous peraluminous...partially cumulate nor hydrothermal in nature. The Little Three pegmatites are, however, sharply zoned. Chemical...cooling history, field diffusion, Little Three mine, Ramona, California. Introduction The coarse grain-size |  | | 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...pegmatite-aplite dikes from the Pala District of the Southern California Pegmatite Province. Gahnite has not |  | | Journal (article/letter/editorial) | | for all or portions of three thin granitic pegmatite dikes in southern California are derived from feldspar...compositions. Feldspar solvus thermometry from these three dikes indicates that their pegmatite-forming melts...surface. Keywords Pegmatite · Geothermometry · Perthite · Plagioclase · Rubidium · Cesium · Fractionation...Norman, OK 73019, USA 2 Drillinginfo, 440 Louisiana St., Suite 400, Houston, TX 77002, USA characteristic...liquids. We present data for three thin pegmatite dikes from southern California. Assessments of chemical |  | | Journal (article/letter/editorial) | | University of Oklahoma, Norman, Oklahoma 73019 USA * Corresponding author. ABSTRACT of Crystallization...The average calculated temperature of closure of perthite exsolution occurred at 338C (1 = 60C). Pairings...form close enough to the closure temperature of perthite that exsolution does not occur. The zeolites,...with cooling and time. These can be recognized as three stages of crystallization in order: (1) primary...tourmaline, spodumene, topaz, and garnet offer little insight into their temperatures of crystallization |  | | Journal (issue) | | paragenesis 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...l e T h r e e M Ramona in e P e g m a t it e s , istrc San Diego D ,California Eugene E. Foord...80225 Louis B. Spaulding, Jr. P. O. Box 807, Ramona, California 92065 Roger A. M ason Dept, of Earth Sciences |  | | 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 (article/letter/editorial) | | Crystallization of the Little Three layered pegmatite-aplite dike, Ramona District, California Received: 24 March...currently is little concensus as to how such dikes form. The Little Three dike near Ramona, California, is representative...100 East Boyd Street, SEC 810 Norman, OK 73019, USA; Fax: (405) 325-3140; e-mail: gmorgan@ou.edu Editorial...investigation of the Little Three pegmatite-aplite dike from the Ramona district, California, feldspar compositions...the George Ashley Block pegmatite (Mesa Grande District, CA) accumulated by crystal settling. Consistent |  | | 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...individual parts, they have received surprisingly little investigation as a whole; that is, as rocks, through...aplite 2 cm b 2 cm Fig. 1. Graphic granite, Ramona, California. (a) Viewed perpendicular to the a-axis direction...Manebach twin planes. Swamp dike, Little Three mine, Ramona, California (USA). Pegmatites share textural...pegmatite from near Palomar Mountain, San Diego County, California, shows typical zonation and texture |  | | Journal (article/letter/editorial) | | There, it is aggressive toward the microcline perthite, which is replaced by cleavelanditic albite +...in their own juices’. Plagioclase released from perthite is stripped of its small 166 the canadian mineralogist...the location of the ternary feldspar solvus at three temperatures, and of the cotectic. The point z marks...anorthite, P-anorthite: primitive anorthite. There are three solvi; from left to right, Peristerite, Bøggild...relative depletion in lithium, cesium and tantalum, three elements that are enriched in granitic pegmatites |  | | Journal (article/letter/editorial) | | GRAPHIC GRANITE FROM THE RANIONA PEG1VIATITE DISTRICT, CALIFORNIA DarB R. SruesoN, Lehigh Unioersity, Bethlehem...pegmatite dikes in the Romona district, California. A quartz-perthite ratio of about 1 :3 characterizes...granite, and the microcline-albite ratio within the perthite is about 2:1. The quartz rods in a single specimen...interconnections of the quartz rods. The features of the Ramona graphic granite and its nature of occurrence suggest...generaloccurrence,the pegmatite dike of the Ramona district, San Diego County, California. Grorocrc SnruNc The pegmatite |  | | Journal (article/letter/editorial) | | environments of the minerals they collect (previous three: London 2015, 2016, 2017a). In these articles, the...slow, steady, and constant environment in which little changed. Müller, Ihleni, and Kronz (2008), who...individual quartz blebs are highly interconnected in three dimensions, forming a network through the feldspar...specimen is from the Swamp dike, Little Three mine, Ramona, California. Figure 5 (below). A cross section...portion of a pegmatite dike from the Little Three mine, Ramona, California, shows graphic granite as an upward-coarsening |  | | 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) | | [Be:(OH, F)(BOt] from the Little Three mine, near Ramona, San Diego County, California, disciosed that the...fluorine. Hambergite from a second California localitl., the Himalaya mine near Mesa Grande, contains 0.2...Anjanabanoana, Madagascar, and the Little Three mine, California, follow: Madagascar-BeO 53.6, 8z0136...orthorhombic,a:9.76+O.Ol, b:12.23+O-01' c:4.43*0.01 A. California-BeO 529,82Ot36.6, HrO 6.7,F 6 0, O=F 2.5, sum...{ 3 4 1 } . Substitution of F for OH in the Little Three material has causedthe unit cell to erpand in |  | | Journal (article/letter/editorial) | | Rock crystals occur at many localities. Some over three feet in length have been found at the Palermo Quarry...150 pounds in weight have been found at Pala, California. A fortyfour pound crystal nineteen inches in...quarry, Buckfield, Maine, together with others over three feet in length. Haddam Neck, Connecticut, and from...Hampshire, and from Pala, Rincón, and Mesa Grande, California. Amethyst quartz crystals have been found occasionally...occasionally at Haddam Neck, Connecticut, to three inches in length. Other amethyst crystal localities |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Volume Thirty-three, 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 (article/letter/editorial) | | THE PULSIFER GRANITIC PEGMATITE, POLAND, MAINE, USA M I C H AE L A. W IS E Department of Mineral Sciences...Smithsonian Institution, Washington D.C., 20560, USA Abstract—A new occurrence of berthierine has been...quantities. Damyanov and Vassileva (2001) distinguished three genetic types of berthierine (marine, non-marine...Crystallization of berthierine from granitic pegmatite, Maine, USA seam’. The pockets are the primary source for gem-...to the west. The true thickness is not known as mining operations have failed to encounter the footwall |  | | Journal (issue) | | Brendan M. Laurs, and Marcelo de Oliveira Bernardes Mining activities for these vivid cuprian elbaites are...pg. 261 Spessartine Garnet from Ramona, San Diego County, California Brendan M. Laurs and Kimberly Knox...on amethyst, citrine, and ametrine from the Anahí mine, Bolivia • “Copal” resin from Madagascar • Iolite...Rock” cabochons • Tourmaline from Warner Springs, California • Synthetic topaz • Exhibits, announcements,...Mary L. Johnson Carlsbad, California George Rossman Pasadena, California John Emmett Brush Prairie |  | | Journal (article/letter/editorial) | | GEM-Bearing Granitic Pegmatite-Aplite Dikes, San Diego Co., California Bruce E. Taylor I *, Eugene E. F o o r...Geology, Stanford University, Stanford, California 94305, USA aAbteilung Geochemie, Mineralogisches Institut... granitic pegmatite-aplite dikes in southern California have been known for gem-quality minerals and...(6D .... = - 9 0 to - 1 3 0 ) in the Mesa Grande district crystallized in the presence of, or exchanged...Department of Geology, University of California, Davis, CA95616, USA ** Present address: Stop 905, Branch |  | | Journal (issue) | | Anderson and Payne, diamonds should be classified into three main groups, according to the colour of their ultraviolet...been identified by x-ray techniques, and a further three are completely new as diamond inclusions. T h e... brackets. T h e photograph in Plate V I depicts one of three diamonds in which a dense white cloud of particles...particles was observed ; these being less than three microns in diameter. T h e shape of the cloud is here...was badly damaged. Working upon the theory that a little more wouldn't do any h a r m , we heated to red |  | | Journal (article/letter/editorial) | | Geophysics, University of Oklahoma, Norman, OK 73019 USA (email: dlondon@ou.edu) ABSTRACT Pegmatites are...igneous rocks themselves, which consist mostly of three principal mineral components in or close to their...carries implications for resource assessment. A little-known but important feature of pegmatites is that...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 |  | 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) | | kande, San Diego Eountg, Ealifiornia 7 Los Angeles County II ,J - r J--4 ‘*- \ Orange County f ... San Bernardino Coun -----. I--L-L--- \,-. 1 Cahuilla Mt. X x Thomas Mt- L-. JESSE FISHEK 380...380 Pennsylvania Ave. San Francisco, California 94107 EUGENE E. FOOKD M.S.905, U.S. Geological Survey Box...BRICKER 410 East Elder Fallbrook, California 92028 T he Himalaya mine has been the largest producer of...include specimens from this mine. Since it was first claimed in 1898, mine production has been highly |  | Brisbin, W. C., Eby, R. K., Corkery, M. T., Cerny, P., Chackowsky, L. E., Ferreira, K., Halden, N. M., Meintzer, R. E., Trueman, D. L. (2012) EXTREME FRACTIONATION AND DEFORMATION OF THE LEUCOGRANITE - PEGMATITE SUITE AT RED CROSS LAKE, MANITOBA, CANADA. III. DESCRIPTION OF SHEARING AND MYLONITIZATION TEXTURES IN THE LEPIDOLITE PEGMATITES. The Canadian Mineralogist, 50 (6) 1823-1838 doi:10.3749/canmin.50.6.1823 | Journal (article/letter/editorial) | | Tantalum Mining Corporation of Canada Ltd., Lac du Bonnet, Manitoba ROE OGO, Canada Abstract Three types...are present as microcline (Fig. 4) or microcline perthite, modified by undulatory extinction; there is increased...Vladykin et al. (1974), Pala, California: Jahns & Wright (1951), Ramona, California: London et al. (2012), Stak...quartz show similar dynamic recrystallization with little difference in strength. High-grade metamorphic...Extensive logistical support was provided by Tantalum Mining Corporation of Canada, Ltd. and Manitoba Department |  | | Journal (article/letter/editorial) | | University of New Orleans, New Orleans, LA 70148, USA *Corresponding author, e-mail: wsimmons@uno.edu ...Llano Co., Texas (Landes, 1932); South Platte district, Colorado (Simmons et al., 1987); Western Keivy...in San Diego County, California pegmatites. Two-feldspar thermometry using reintegrated perthite compositions...of pegmatites in the South Platte, Colorado NYF district gave temperatures of 550–500 ◦ C (Simmons et al...no evidence of exsolution from the Little Three pegmatite, California (Morgan & London, 1999) gave temperatures |  | | Journal (issue) | | eco ® ical January-February 1992 Volume Twenty-three, Number One Articles Anatomy of a mineral sale:.... . . . . . . . . 19 by J. A. Scovil The Machow mine, Tamobrzeg, Poland . . . . . . . . . . . .. .. ...after argentite, 10 cm tall, from the Las Chispas mine, Arizpe, Sonora, Mexico. Houston Museum of Natural...altered either by nature, by construction, by further mining, or by subsequent collecting. If there is the slightest...might prompt activity; or HOUSTON MUSEUM CATALOG A little over a year ago we published a museum catalog supplement |  | | 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 |
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