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Boromuscovite from
Little Three Mine, Ramona, Ramona Mining District, San Diego County, California, USA


Locality type:Mine
Classification
Species:Boromuscovite
Formula:KAl2(BSi3O10)(OH)2
Confirmation
Validity:Valid - Type Locality
Associated Minerals Based on Photo Data:
Lepidoliteⓘ15 photos of Boromuscovite associated with Lepidolite at this locality.
Smoky Quartzⓘ10 photos of Boromuscovite associated with Smoky Quartz at this locality.
Elbaiteⓘ4 photos of Boromuscovite associated with Elbaite at this locality.
Quartzⓘ4 photos of Boromuscovite associated with Quartz at this locality.
Albiteⓘ1 photo of Boromuscovite associated with Albite at this locality.
Orthoclaseⓘ1 photo of Boromuscovite associated with Orthoclase at this locality.
Cleavelanditeⓘ1 photo of Boromuscovite associated with Cleavelandite at this locality.
Spessartineⓘ1 photo of Boromuscovite associated with Spessartine at this locality.
Data
Mineral Data:Click here to view Boromuscovite data
Locality Data:Click here to view Little Three Mine, Ramona, Ramona Mining District, San Diego County, California, USA
Photo GalleryView Gallery (9 photos)
Data Identifiers
Mindat Occurrence Record ID:58362
Long-form Identifier:1:3:58362:8
GUID (UUID V4):681c7a80-0519-41f1-bdb4-1d405a8a0501
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
The boron isotopic evolution of the Little Three pegmatites, Ramona, CA James L. Maner, David London PII:...The boron isotopic evolution of the Little Three pegmatites, Ramona, CA. The address for the corresponding...The boron isotopic evolution of the Little Three pegmatites, Ramona, CA James L. Maner IV* and David London...100 East Boyd Street, SEC 710 Norman, OK 73019, USA IP T *email: jlmaner87@ou.edu CR ABSTRACT Tourmaline...axinite from three pegmatite dikes (named Main, US Swamp, and Spessartine) at the Little Three mine near Ramona
Journal (article/letter/editorial)
1998-2002, l99I Boromuscovite,a new member of the mica group, from the Little Three mine pegmatite,Ramonadistrict...Ramonadistrict San Diego County, California EucnNBE. Foono U.S. Geological Survey, M.S. 905, Box 25046 Denver...Center, Denver, Colorado 80225, U.S.A. Ansrnlcr Boromuscovite, ideally KAlr(Si3B)O,o(OH,Dr, in which tarAlis...Pocket, main Little Three pegmatite dike, Ramona district, San Diego County, California. The mineral...pocket minerals are included in the coating. The boromuscovite precipitated from a late-stage hydrothermal
Report (issue)
Boromuscovite KAl2 (Si3 B)O10 (OH; F)2 c 2001 ° Mineral Data Publishing, version 1.2 Crystal Data:...101:31(2)¹ Z = [4] X-ray Powder Pattern: Little Three mine, California, USA. 3.569 (100), 4.391 (80), 3.008 (80)...4.55 0.22 < 0.05 0.32 100.46 (1) Little Three mine, California, USA; by a combination of electron microprobe... topaz. From the Little Three mine, Ramona district, San Diego Co., California, USA. Presumably for...National Museum of Natural History, Washington, D.C., USA, 166821. References: (1) Foord, E.E., R.F. Martin
Journal (article/letter/editorial)
home on January 8, 1998 at the age of 51 after a three-year battle with lymphoma. Gene was a career scientist...mineralogy and paragenesis of pegmatites from San Diego County, California. He will also be remembered for his...Gene was born at Children’s Hospital in Oakland, California, November 20, 1946. Gene, a RH-factor baby, had...Pala district, spring 1991. 2. Gene Foord with his friend George Ashley at Hiriart Mountain, San Diego...Diego County, California, 1986. 3. Gene in Jackson, Wyoming, August 1996, on his way back to Denver after
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)
materials scientist who recently retired after twenty-three years at Oak Ridge National Laboratory. He is now...True micas. Dioctahedral aluminoceladonite boromuscovite celadonite chromceladonite chromphyllite fe...Muscovite crystals forming a 10-cm rosette, Jose Pinto mine, Minas Gerais, Brazil. Table 3. Interlayer-deficient...spectacular recent find of muscovite was at the Jose Pinto mine, where more than a ton of beautifully crystallized...(manganoan) varieties are found at the Harding mine, Taos County, New Mexico (Jahns and Ewing 1977). Fuchsite
Journal (article/letter/editorial)
portal of the San Diego Tourmaline mine, Mesa Grande district, San Diego County, California, during 1986...community worldwide. Dr. Foord was born in Berkeley, California, 20 November 1946, to Beth and Del Foord. He...Himalaya dike system, Mesa Grande district, San Diego County, California, and its gem tourmaline deposits...included McDermitt, Nevada; the Golden Sunlight mine and the Stillwater complex, Montana; Round Mountain...niobium-tantalumoxide rynersonite from the San Diego mine (Foord and Mrose 1978).A simple list of the
Journal (article/letter/editorial)
veins, Malkhan gem tourmaline deposit, Chikoy district, Chita oblast, Russia. Borocookeite proper, as...of borocookeite and boron-rich muscovite (or boromuscovite) which are not distinguishable visually. Chemical...pockets determined whether borocookeite or boromuscovite formed separately or together. INTRODUCTION...Černý et al. 1971). Boromuscovite was discovered in the Little Three pegmatite, California (Foord et al. 1989...gem tourmaline-bearing pegmatite bodies in the district. However, true borocookeite occurs only in the
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
Journal (article/letter/editorial)
University of Oklahoma, Norman, Oklahoma 73019 USA * Corresponding author. ABSTRACT of Crystallization...with cooling and time. These can be recognized as three stages of crystallization in order: (1) primary...Cookeite -p or other fine-grained micas (e.g., boromuscovite: Foord et al., 1991, KynickĂ˝ et al., 2019) form...tourmaline, spodumene, topaz, and garnet offer little insight into their temperatures of crystallization...samples from California ur (stilbite-Ca and laumontite at Ocean View, Himalaya, and Little Three) and Afghanistan
Journal (article/letter/editorial)
pegmatite. Hambergite, danburite, datolite and boromuscovite have been found at some localities. Elbaite...bertrandite, bavenite, danburite, datolite and boromuscovite are rare and were only locally found in pockets...mineralshambergite, danburite, datolite and boromuscovite - are notable. They have been found at only...zircon apatite hambergite danburite datolite boromuscovite bertrandite bavenite stokesite fluorite magnetite...tourmaline (hambergite, danburite, datolite and boromuscovite), and (vi) abundant graphic textures (K-feldspar
Journal (article/letter/editorial)
single site, coordinated to three O atoms and fully occupying this site, so three boron ions are present in...Si-deficient (three atoms pfu) compositions would favor the formation...kornerupine groups, behierite, boralsilite, boromuscovite, datolite, danburite, diomignite, hellandite-(Y)...or Colorado (Eckel 1961); boromuscovite was discovered in the Little Three pegmatite, which is similar...Himalaya pegmatite, both located in San Diego County. Except for boromuscovite, we would not expect any of these
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)
Synthesis, properties and stability of end member boromuscovite, KAl2[BSi3O10](OH)2 Received: 22 January 2002...Ó Springer-Verlag 2002 Abstract End member boromuscovite, with nearly the ideal composition, was synthesized...above 680 °C. Seeded experiments indicate that boromuscovite is a high-pressure phase requiring minimum pressures...acid. The conversion of this assemblage to boromuscovite is connected with increases in the coordination...and of Al from [4] to [6]. Above 10 kbar, the boromuscovite stability field is limited along its hightemperature
Journal (article/letter/editorial)
inventory of mineral type localities at which more than three new mineral species were discovered (nearly 200...present inventory of type localities where more than three new mineral species were discovered (data are as...locations) can belong to one and the same ore district, massif, and formation, or can be located very...Esperanza, Durango, Mexico; but the atlas refers to three populated localities La #13a_evseev_en_0802:#13a_evseev_en_0802...localities Abbreviations: (Dst.) district, area; (Co.) county; (m.) mine; (Mf.) massif; (Q.) quarry; (N)
Journal (issue)
ou sur rendez-vous Elbaite - 7,1 cm de largeur Mine Hima/aya,Mesa Grande,Californie,U.S.A. Coll. : 8...Scovil • Barite surfluorite Crista/: 4 x 3 x 0,4 cm Mine de /'Ave/lan, Var Coll. : G. Mari Photo : l.-D....Jesse FISHER 380 PennsylvaniaAvenue- San Francisco- CA 94107- USA (Traduitde l'anglaispar J. GALVIER)...exploitations teltes qu'Himalaya,TourmalineQueen au Little Three se trouvent aujourd'hui dans les collections...des monts San Jacinto, dans le centre du comte de Riverside,traversele comte de San Diego et se prolongejusqu'a
Journal (article/letter/editorial)
the Little Three pegmatites (Dykes Spolding, Hutfield Creek, Hercules-Spessartine) in California, USA...al., 1989). The axinite-(Mn) crystals in the Little Three pegmatites had differentially corroded faces...hambergite, borocookeite (Zagorsky et al., 2003), boromuscovite, danburite; 27 Type “B” – quartz–adularia–axinite-(Mn)... quality and quantity of crystal raw material. Three types of pockets are distinguished by the pattern...pegmatites of the Malkhan deposit, the Little Three mine (California) and pocket-free granitic pegmatites
Journal (article/letter/editorial)
Application to the Cryo-Genie Pegmatite, San Diego County, California, USA Mona-Liza C. Sirbescu a,⁎, Elizabeth...Central Michigan University, Mt. Pleasant, MI 48859, USA Deutsches GeoForschungsZentrum (GFZ), Section 3.3...Polytechnic and State University, Blacksburg, VA 24061, USA b a r t i c l e i n f o Article history: Received...al., 2003; Slack and Trumbull, 2011). However, little is known about boron concentrations in granitic...and State University, Blacksburg, Virginia 24061, USA. 0009-2541/$ – see front matter © 2013 Elsevier B
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)
Austin, TX, 78712, USA M AN 100 East Boyd Street, SEC 710 Norman, OK, 73071, USA ED Abstract The...temperature through the Δ11B values for T boromuscovite-aqueous solution, illite-aqueous solution, and...Trumbull and Chaussidon, 1999; Yang et al., 2015). Three studies have focused on the US δ11B values of...populated mostly by 10B. Borate domains exhibited little interaction with the aluminosilicate framework...Table 2), the Macusani obsidian (MAC: Table 2), and three anhydrous glasses from the Johns Manville company
Journal (article/letter/editorial)
Copyright 0 1996Elsevier Science Ltd Printed in the USA. All rights reserved 0016.7037/96$15.00 + .oO Pergamon...Planetary Physics, University of California, Riverside CA, 92521, USA (Received October 31, 1995; accepted...pegmatite in the San Jacinto district, and Himalaya pegmatite dike system in the Mesa Grande district of southern...southern California. These analyses are the first inclusion volatile studies to indicate the presence of...green/pink-zoned gem elbaite tourmalines from that mine. Fluid inclusions in quartz, as well as grey and
Journal (article/letter/editorial)
oxygen, three- or fourfold, can be recognized: Alkali-free dravite, ‘B-nepheline’, boromuscovite, danburite...examples shown in Fig. 2 indicate that, for the three pressures investigated, the fluid compositions,...thermal stability limit of jeremejevite-OH (Je) for three different pressures: 15 kbar (solid lines); 35 kbar...for each PT-condition when coexisting with the three solid phases Je+ Al,BO, +AlBO,. Solubility of Al...ascharite. According to Peter (pers. commun., 1996) all three Mg-borates remain stable up to 50 kbar. Note that
Journal (article/letter/editorial)
Nakamura 2001). Under the microscope, we reconfirmed three grains of very small tourmaline crystal (10–20 lm...small amount of grossular component (0.07–0.12) little varies except that it slightly decreases with increasing...content in the phengite corresponds to 0.18 of boromuscovite component (KAl2[BSi3O10](OH)2, e.g., Foord et...that of MgO. All other elements are omitted due to little significance for the tourmalinebreakdown reactions...of the phengite, tourmaline and wholerock boromuscovite component. The tourmaline used in this study
Journal (article/letter/editorial)
micas (94% of almost 6750 mica analyses) belong to three dominant solid-solution series (phlogopite–annite...(Zn, V, Cr, Mn3+ or B) as major element [in boromuscovite, chromphyllite, hendricksite, roscoelite, norrishite]...may be described in twodimensional triangular or three-dimensional plots (cf. Tischendorf et al., 2004... CLASSIFICATION OF MICAS FIG. 3. Mica species in three dominant solid-solution series among common true...enriched in Cs. Accordingly, we may distinguish three groups of tainiolites (Appendix 4): (1) Tainiolite
Journal (issue)
gressman@minrec.org Articles The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian...the Forgotten Pocket, Sosedka pegmatite, Malkhan district. The same specimen as shown from a different angle...or $225/three years Subscription (outside the U.S.): $89/one year, $178/two years, or $267/three years... $216/two years, or $324/three years, (Canada) $186/one year, (outside USA other than Canada) $265 for...an exact measure of how many people watched each little video clip of the larger documentary. The results
 
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