 | | Journal (issue) | | CHAPTER REPRESENTATIVES (ALSO BOARD MEMBERS) COLORADO CHAPTER: Bob Hembree; rhembree@comcast.net MIDWEST...Finger) and LKA Emeralds, Hiddenite, Alexander County, NC Go On Public Exhibit in New York City. Emeralds.................................... 2 Himalaya pegmatite,...................................................................................... 2 Unnamed pegmatite occurrence, Volcan Mountains .......................................................... 3 Colorado ............................................. |  | | Journal (issue) | | CONTENTS Page Feature Articles: The Coolgardie pegmatite field, Western Australia Mark I. Jacobson ......... 136 Diamond, 8.2 carats, from Black Sands Creek, Beechworth, Victoria. The stone was collected circa...Mineralogy Vol 3, No 2, December 1997 %e Coo(gardie Pegmatite :fie[� 'Western .9Lustrafia Mark I. Jacobson Chevron...Lafayette, LA. 70593 California, USA This n otable Australian pegmatite locality has produced a range of...the Western Australian outback, an abundance of pegmatite fields stretch from the fiercely hot and arid |  | | Report (issue) | | Federico Pezzatta Page 26 Mount Antero: The Peak of Colorado Beryl Collecting Mark I. Jacobson Page 14 Crystal...Alexander Falster, pegmatite specialists from the University of New Orleans in Louisiana (USA), with the lowdown...pegmatites. Most ore beryl occurs in massive pegmatite zones where crystals may reach considerable size...can be found adjacent to the core margin of the pegmatite and in Suggested Chromophores for Beryl Color-generating...recorded from the Alger quarry in New Hampshire (USA). The crystal weighed 455 kilograms. 2m: The Queen |  | | Book | | 193-256 137-208 129-192 209-264 193-256 [ [ COLORADO-Ill] 177-256 121-184 89-168 1-120 1-88 [ ...177-256 185-280 169-248 [ 425-528 337--400 COLORADO-II] 321--400 337--400 ARIZONA-Ill] 337--400...69-132 65-128 1-64 11 / 1980 20 I 1989 [ COLORADO-I] [ 289-352 385-448 [ AUSTRALlA] 353-504...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73 |  | | Journal (article/letter/editorial) | | FROM T H E THIRTEENTH L A K E QUADRANGLE, WARREN COUNTY, NEW Y O R K . V. H. Collins and J. S. Collins...Schaller, W. T . 1932. Serendibite from War ren County, New York and its paragenesis. Amer. Min. 17:457-465...R I T E IN T H E LOCKPORT FORMATION I N MADISON COUNTY, NEW Y O R K . W. P. Dossert and S. C. Chamberlain...composite alkalic intrusive ex posed in Marathon County, Wisconsin. The complex con sists of four intrusive...throughout the Wausau complex. I n the massive pegmatite, it commonly forms brown prismatic crystals surrounded |  | | Journal (issue) | | e r a lo j g ic a l Volume Eight/Number Two PEGMATITE ISSUE #1 p u b lis h e r ls * h n Q n i. • ;...R. Lasmanis The Clear Creek Pegmatite: A Rare Earth Pegmatite in Burnet County, Texas..................by Anthony Robert Kampf The Harding Mine, Taos County, New Mexico......................... 115 by Richard... Iores K IO i DITOR Here it is: our first Pegmatite Issue! Actually this accumulation is a happy accident;...our file of articles I realized we had enough pegmatite-related papers to fill an issue. One advantage |  | | Journal (article/letter/editorial) | | lizardite, magnetite, manganite, molybdenite, muscovite, pectolite, phlogopite, prehnite, pyrite, pyroaurite...for its composition. It v/as found at the Trinity County magadiite deposit in 1969. It is white or stained..."Silhydrite, 3 S i 0 . H 0 , a new Mineral from Trinity County, California," American Mineralogist, 1972, Vol...Hampton submitted several samples from an unnamed pegmatite feldspar mine in Middleton. Two of the specimens...so-called cookeite turns out to be sericitic muscovite. Crystals of cookeite are fairly dis tinctive |  | | Book (volume) | | Eugene E. Foord U S. Geological Survey, Denver, Colorado 80225 Production editing and design Robert D...The United States Geological Survey at Denver, Colorado, contains essential information not to be had...greater variety of minerals are found in Oxford County, alone, than anywhere else on Earth of comparable...than Maine's, as well. An area smaller than Oxford County in Murmansk Ob last, Kola Peninsula, Russia, has...However, San Diego County, California, is arguably the most important gem-pegmatite district in North |  | | Journal (article/letter/editorial) | | rakovajf@miamioh.edu Fluorapatite Acushnet Quarry Bristol County, Massachusetts N orth America has produced some...The gemmy, intense purple apatites from this pegmatite mine have made Pulsifer the premier locality for...stone quarry), Bristol County, Massachusetts. Rather than a granite pegmatite, the geological environment...pericline variety of albite, calcite, epidote, muscovite, quartz, titanite, chabazite, and stilbite. Another...chlorite, 11.5 cm tall, Acushnet quarry, Bristol County, Massachusetts. Maine Mineral and Gem Museum specimen |  | | Journal (article/letter/editorial) | | variety aquamarine with spessartine on albite and muscovite, 11.5 × 11.0 × 7.0 cm, Haramosh Mountains, Pakistan;...Etched beryl variety aquamarine, with spessartine, muscovite, and feldspar, 9.9 × 5.5 × 5.1 cm, Dassu, Shigar...attributes of a layered pegmatite dike from near Palomar Mountain, San Diego County, California. Note that...in composition, and for convenience, the term pegmatite will refer to those of granitic composition in...generally highest in white micas (e.g., mostly muscovite in composition), which contain up to 10 ppm Be |  | 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) | | PEGMATITES AT THE LITTLE THREE MINE, RAMONA, CALIFORNIA, USA David LONDON§, George B. MORGAN VI, Kerry A. PAUL...Boyd Street, Room 710 SEC, Norman, Oklahoma 73019, USA Abstract Miarolitic granitic pegmatites at the Little...Three mine property near Ramona, San Diego County, California, USA, possess a bulk composition that closely...the temperatures recorded by feldspars in the pegmatite that surrounds the miarolitic pockets, then the...compositions. Keywords: miarolitic, granitic pegmatite, modal analysis, bulk composition, alkali feldspars |  | | Journal (article/letter/editorial) | | 100 East Boyd Street, SEC 710 Norman, OK 73019, USA IP T *email: jlmaner87@ou.edu CR ABSTRACT Tourmaline...hambergite, danburite, and axinite from three pegmatite dikes (named Main, US Swamp, and Spessartine)...pocket mineralogy includes foitite, spessartine, muscovite, axinite, danburite, and rare beryl. The thicker...patterns of δ11BTur from margin-to-core of each pegmatite attest to a negligible fractionation of boron...only the bulk isotopic US composition of the pegmatite-forming melts. KEYWORDS AC CE PT ED M AN |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Bishop copper prospect near Lynch Station, Campbell County, Virginia . . . . . . . . . . . . . . . . . . ...phosphate mineral from the Gold Quarry mine, Eureka County, Nevada . . . . . . . . . . . . . . . . . . . 237...com Colorado Chapter Order now!! Minerals of Colorado Order from: Friends of Mineralogy—Colorado Chapter...BISHOP COPPER PROSPECT near Lynch Station, Campbell County, Virginia Henry Barwood Route 3, Box 144 Auburn |  | | Journal (article/letter/editorial) | | Copyright © 2002 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/02 $22.00 ⫹ .00 Pergamon...beryllium and the crustal Be cycle from migmatite to pegmatite JOSEPH M. EVENSEN*† and DAVID LONDON School of...Boyd Street, 810 Energy Center, Norman, OK 73019, USA (Received July 18, 2001; accepted in revised form...compatible in plagioclase of An31 (1.84 at 700°C) and muscovite (1.35 at 700°C) but incompatible in biotite (0...case of plagioclase of An31 (0.89 at 700°C), muscovite (0.87 at 700°C), biotite (0.18 – 0.08 from 675– |  | Kampf, A. R., Adams, P. M., Kolitsch, U., Steele, I. M. (2009) Meurigite-Na, a new species, and the relationship between phosphofibrite and meurigite. American Mineralogist, 94 (5) 720-727 doi:10.2138/am.2009.3134 | Journal (article/letter/editorial) | | Department, Natural History Museum of Los Angeles County, 900 Exposition Blvd., Los Angeles, California...quarry in Victoria, Australia, and at an unnamed pegmatite prospect near Linopolis, Minas Gerais, Brazil...description of meurigite from the Santa Rita mine, Grant County, New Mexico, Birch et al. (1996) were unable to...deposited in the Natural History Museum of Los Angeles County under catalog numbers 57659 and 57660. descRiption...T35N, R41E) Valmy, Iron Point district, Humboldt County, Nevada (Fig. 1). The following KAMPF ET AL.: |  | | Journal (article/letter/editorial) | | ACCESSORY MINERALOGY OF AN EVOLVED DICKINSON COUNTY, MICHIGAN, PEGMATITE. T. W. Buchholz1, A. U. Falster 2, W...approximately ninety known pegmatite occurrences in central Dickinson County in the Upper Peninsula of...of Michigan. A small beryl-rich pegmatite was investigated to describe its mineralogy and determine its...its degree of geochemical evolution. The pegmatite is emplaced in Lower Proterozoic metamorphic rocks of...probable that the pegmatite is late- to post-Penokean in age. Local control for pegmatite emplacement appears |  | | Report (issue) | | Helpful suggestions on field occurrences and pegmatite mineralogy were received horn Dr. James J. Norton...Geological Survey in Washington, D. C., or Denver, Colorado, or from the Department of Geology and Geological...Zinnwaldite Phlogopite Glauconite Kaolinite Talc Muscovite (Sericite) (Fuchsite) Montmorillonite lliite...prospects in the lower Ludlow lignites. Harding County: 1. Abemathyite has been identified as a component...Soluble In hydrochloric acid, yielding Custer County: 1. Allanite has been reported to occur as small |  | | Journal (issue) | | Nuristan, Afghanistan; Neptunite from San Benito County, California; Spinel from Mogok, Burma; and Emerald...influence for centuries, from the time of Thomas Jefferson and George Gibbs (1776-1833) to Washington Roebling...world. The Natural History Museum of Los Angeles County was particularly interesting among the museums...minerals at the Tourmaline Queen mine in Sz Diego County, California. By 1978 he had accumulated a hu£ Tourmaline...Stan Tourmaline) into a general San Diego County pegmatite collectic of nearly 200 superb specimens. |  | | Book | | long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted...Madawaska [Faraday] mine near Bow Lake, Hastings County. Some of the world's finest ilmenite specimens |  | | Journal (article/letter/editorial) | | Mines and Minerals of the California Pegmatite Province Downloaded by [Pennsylvania State University]...of the past century, the Southern California pegmatite province has been the source of some of the world’s...(bottom left page). Map of the Southern California pegmatite province, including location of major specimen-producing...cm tall, Fano mine, Cahuilla Mountain, Riverside County. Bryant Harris specimen. Figure 4 (top right)....Lithia Dike claim, Cahuilla Mountain, Riverside County. Al and Betty Ordway specimen, Jeff Scovil photo |  | | Journal (issue) | | $324/three years, (Canada) $186/one year, (outside USA other than Canada) $265 for one year Subscription...retail galleries located in New York City and Vail, Colorado. www.MardaniFineMinerals.com Das Mineralreich...with tourmaline, have sustained the Golconda pegmatite field’s reputation as among the most important...districts in all of Brazil. INTRODUCTION The Golconda Pegmatite Field is a familiar name to mineral collectors...1908 at Cabeceira do Onça (the headwaters of Onça Creek), about 1 Rua Tavares Bastos, 205—Perdizes, São |  | | Report (issue) | | Pegmatite Investigations 1942-1945 Black Hills, South Dakota By LINCOLN R. PAGE and OTHERS GEOLOGICAL...Ray mica prospect by R. F. Stopper___________ Red Deer mica mine by L. R. Page, J. J. Norton, and L. C...pocket] PLATE 1. Index map showing locations of pegmatite mines and prospects. 2. 3. 4. 5. 6. 7. 8. 9....Ouster County, South Dakota. Detailed map, plans, and sections, Ann mica mine, Ouster County, South Dakota...Geologic map and sections Beecher Lode pegmatite, Ouster County, South Dakota. Geologic map and sections |  | | Report (issue) | | route 192 and tho Pluwtree Creek road, Avery Co. and 0 ~B gneiss from Cane Creek Mountain, Mitchell Co. ...Charlies Bidge and Or-Q-B-0 gneiss fron Little Henson Creek, Arery Co. .......................................gneiss from Cane Creek Mountain, Mitcholl Co. and 0 -M-Q-B-G schist from Cano Creek Mountain, Mitchell...Photomicrographs of Creek valley and B-M-Q-C -...28 5Vo photomicrographs of H-A gneiss from Cane Creek Mountain, Mitchell Co. » ....«..«.........«...» |  | | Journal (issue) | | $384/three years, (Canada) $231/one year, (outside USA other than Canada) $325 for one year Subscription...couple of famous localities: Spruce Ridge in King County, Washington (for quartz and pyrite) and the Rock...geology major, first at Adams State College in Colorado and then later in a Master’s program at the University...mining areas such as Bisbee, Tombstone, Cripple Creek, Butte, Leadville, Goldfield, Tonopah, the Comstock...cm Eagle’s Nest Mine Sage Hill, Placer County California, USA Ex M. Pospisil Collection Photo Credit: |  | | Journal (issue) | | Cooper Nottingham, England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino...Denver, CO 80211 303-477-6897 (by appointment) Colorado & W orldwide Specimens The Crystal Group George...Road Colorado Springs, CO 80906 719-634-0635 (By Appt. Only) Amazonite & Smoky Quartz Fine Colorado Minerals...1686 So. 21st Street Colorado Springs, CO 80904 719-442-6630 Producing Colorado Amazonite & Smoky Quartz...Denver, CO 80212 303-455-1977 (Call for Appt.) Colorado & Pikes Peak M inerals L & T Creations Lee A |
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