 | | Book | | Twyfelfontein 7 AiAiba / farm Anibib 136 8 Grosse Spitzkoppe, Erongo 9 , .,/, loringa tree ...station Garub near Aus Nature conservation, Erongo 16 Welwitschia, Goboboseb Mountains 17 ....Northwest Region including Damaraland The Central Namib Desertand Escarpment The Spitzkoppen The Erongo Mountains...Copper Deposits The South The Pegmatitesin Central Namibia Luderitz and the Diamonds 44 49 241 254 272 275... Encyclopedia of the Mineralsof Namibia 443 Meteorites in Namibia Bibliography Index Photo credits |  | | Catalog/List | | Wagner Collection Tourmalines & Fine Minerals Part 1 Front Cover Lot: 73099 Inside Front Cover Lot: 73036...Tourmalines & Fine Minerals, Part 1 June 7, 2015 | Dallas Signature® Floor Session 1 PRELIMINARY LOT VIEWING...Annex 1518 Slocum Street • Dallas, TX 75207 Session 1 Sunday, June 7 • 12:00 PM CT • Lots 73001–73302 Signature®...America at the Fletcher-Sinclair Mansion) Friday, May 1 – Saturday, May 2 • 10:00 AM – 5:00 PM ET Sunday,...WAGNER TOURMALINE & FINE MINERALS COLLECTION, AUCTION 1 The Session One MYANMAR (BURMA) For many years |  | Hatert, Frederic, Roda-Robles, Encarnación, Ottolini, Luisa, Schmid-Beurmann, Peter, Baijot, Maxime, Dal Bo, Fabrice (2016) Triphylite–Sarcopside Miscibility Gap In the FeO–MnO–Li2O–P2O5–H2O System: Experimental Investigation and Thermometric Application To Granitic Pegmatites. The Canadian Mineralogist, 54 (4) 827-845 doi:10.3749/canmin.1600016 | Journal (article/letter/editorial) | | Georisorse (IGG), Unità di Pavia, Via A. Ferrata 1, I-27100 Pavia, Italy PETER SCHMID-BEURMANN Institute...400 and 700 8C (Ni/NiO oxygen fugacity buffer, P ¼ 1 kbar), starting from the Li(Fe2þ2.5–xMn2þx)(PO4)2...sarcopside assemblages in which both minerals occur in a 1:1 molar ratio. The triphylite þ sarcopside assemblage...INTRODUCTION In rare-element pegmatites of the beryl-columbitephosphate and spodumene subtypes (Černý...the Na2(Mn2þ1–xFe2þx)2Fe3þ(PO4)3 series (x ¼ 0 to 1), which models the chemical compositions of natural |  | | Report (issue) | | Geological Survey of Namibia) MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY OF NAMIBIA Director: B.G. Ho...Ho al BULLETIN 1 Type mineralogy of Namibia by Vaughan C. Daltry Editor: Clare Kennedy Galloway Obtainable...the Geological Survey P.O. Box 2168, Windhoek, Namibia Price Local (+GST) Abroad (Post Free) R20.00 R25... ______ ........ Abstract The type mineralogy of Namibia is reviewed. One hundred and thirty-nine (139)...Twenty-three (23) unnamed phases are also listed. Namibia ranks second to Zaire as the most productive African |  | | Journal (issue) | | Jan/Feb 2024 Vol.99, No.1 ROCKS MINE ."Iii[! iil"J www.tandfonline.com/vram Pegmatite Minerals & Gems ...Taylor & Francis Group, LLC. All rights reserved. No part of this publication may be reproduced, stored...than private research use. The publisher assumes no responsibility for any statements of fact or opinion...$12.9.5. JANUARY/FEBRUARY 2024 Volume Number 99 1 CKS INE 8 Introduction to TUCSON 2024: Celebrating...Cook 10 Southern California Pegmatite Gems Mark Mauthner 16 The Pegmatite Interest Group (PIG) Is Hog |  | | Report (issue) | | extraLapis English No. 3: Tourmaline Publisher Lapis International, LLC; East Hampton, CT Concept &...Licensed edition in the English language of extraLapis No. 6 Turmalin with permission of Christian Weise Verlag...Weise Verlag, Munich, Germany ISBN 3- 921656- 31 - 1 Acknowledgements The extraLapis English project...Brazil by Eberhard Equit, 1993 extraLapis English No. 3 Tourmaline A Gemstone Spectrum Contributions by...Maximilian Glas • Pegmatites - An Overview .............70 William B. Simmons • From Paris in America to Amerika |  | Suo, Qingyu, Shen, Ping, Luo, Yaoqing, Li, Changhao, Feng, Haoxuan, Cao, Chong, Pan, Hongdi, Bai, Yingxiong (2022) Beryl Mineralogy and Fluid Inclusion Constraints on the Be Enrichment in the Dakalasu No.1 Pegmatite, Altai, NW China. Minerals, 12 (4) 450 doi:10.3390/min12040450 | Journal (article/letter/editorial) | | minerals Article Beryl Mineralogy and Fluid Inclusion Constraints on the Be Enrichment in the Dakalasu...Dakalasu No.1 Pegmatite, Altai, NW China Qingyu Suo 1,2,3 , Ping Shen 1,2,3, *, Yaoqing Luo 1,2,3 , Changhao...Cao 1,3,4 , Hongdi Pan 5 and Yingxiong Bai 1,2,3 1 2 3 4 5 * Citation: Suo, Q.;...Y.; Li, C.; Feng, H.; Cao, C.; Pan, H.; Bai, Y. Beryl Mineralogy and Fluid Inclusion Constraints on the...the Be Enrichment in the Dakalasu No.1 Pegmatite, Altai, NW China. Minerals 2022, 12, 450. https://doi |  | | Journal (article/letter/editorial) | | 3749/canmin.1600010 A TECTONIC EVALUATION OF PEGMATITE PARENT GRANITES SARAH L. HANSON Adrian College...not fall neatly into these categories and include (1) those that exhibit mineralogical and chemical characteristics...suggested by the acronyms. The relationship between pegmatite family and granite tectonic type were re-examined...published granite compositions as a proxy for initial pegmatite composition, with special regard to the orogenic...diagrams for these granites suggest that LCT granite-pegmatite systems originate in orogenic and perhaps less |  | | Journal (article/letter/editorial) | | content. Gray suolunite is the only color to show no observable Na. Although the exact mechanism for coloration...Secondary Phosphate Mineralization at the Crooker Gem Pegmatite, Newry, Maine. V. King1, L. Jonaitis2, and R....Pond Rd., Hanover, ME 04237. The Crooker gem pegmatite, Newry, Oxford County, Maine, has been mined sporadically...exploration and recovery of gem tourmaline, the pegmatite yielded a large number of species heretofore unknown...whose identities remain unknown. The Crooker gem pegmatite is exposed at the summit of Halls Ridge, a small |  | | Journal (article/letter/editorial) | | granites and boron-rich pegmatites. In quenched pegmatite melt boron occurs predominantly as a trigonal...complex (Central Erzgebirge, Germany). In this pegmatite system, boron in combination with water, fluorine...a hydrothermal diamond anvil cell. INTRODUCTION 1 Boron is a widespread constituent of crustal rocks...environments. The boron content in granite and pegmatite melts may exceed values of 0.5 wt% B2O3 (Dingwell...activity is important. * E-mail: thomas@gfz-potsdam.de 1 A detailed account of the mineralogy, petrology, and |  | | Journal (article/letter/editorial) | | their unusual mineral species. The Palermo No. 1 pegmatite is located in the White Moun tains of central...North Groton. Its surround ings and even the pegmatite itself are unpretentious. The min erals of greatest...and most are contained within drably colored "pods" no more than a few meters across. These are the phosphates;...100 minerals found at Palermo, 64 are phos phates. No other mineral deposit has yielded a greater number...issue of Rocks and Minerals entitled " T h e Pegmatite Minerals of the Palermo Quarry." Verrow's mineral |  | Roda-Robles, Encarnación, Pesquera, Alfonso, Simmons, William, Gil-Crespo, Pedro P., Webber, Karen, Nizamoff, James, Falster, Alexander (2020) Paragenetic relationships, geochemistry and petrogenetic significance of primary Fe Mn phosphates from pegmatites: The case study of Cañada (Salamanca, Spain) and Palermo (New Hampshire, USA) pegmatites. Lithos, 374. 105710pp. doi:10.1016/j.lithos.2020.105710 | Journal (article/letter/editorial) | | Encarnación Roda-Robles*1, Alfonso Pesquera2, William Simmons2, Pedro P. Gil- 1 ro of Crespo1, Karen...phosphates, pegmatites, trace elements, Cañada pegmatite, Palermo ABSTRACT Jo pegmatites, petrogenesis...pegmatites (Cañada, Palermo#1, Palermo#2 and Palermo#11) typical of the beryl-columbite-phosphate subtype...higher H2O activity, are in the range of 281-360°C. 1. INTRODUCTION Minerals as micas, feldspars, tourmaline...mainly in the Journal Pre-proof E beryl-columbite-phosphate pegmatite subtype ( , 2005) have been used |  | | Journal (article/letter/editorial) | | This review indicates two composition fields, the 1 Journal Pre-proof first is that of hydrothermal...secondary hydrothermal and lP vapor-phase topaz. 1. Introduction na Keywords: topaz-bearing rocks;...F-rich topaz is typically confined to (see Table 1): i) highly evolved felsic igneous rocks enriched...by rhyolites ro and granites, and greisen-, pegmatite-, quartz-type veins; and iii) cavities formed...al., 2018; Fig. 1E). 6 Journal Pre-proof Fig. 1. Annotated photomicrographs illustrating grain shapes |  | | Journal (article/letter/editorial) | | as the 164 R O C K S AND M I N E R A L S Figure 1: Hematite incrustation pseudomorph after barite; 3...Howard Freeland specimen and photo. Rutherford pegmatite in Amelia County and the Lynch Station locality...and Lightner mines, Lott prospect, Berry and Yago farm prospects)—near Spottswood boehmite, diaspore, gibbsite...minerals) Amelia County Bath County Beryl pegmatite mine (0—near Amelia beryl, muscovite (rum colored), quartz...quartz Champion and Jefferson pegmatite mines—near Amelia cleavelandite, columbite-tantalite, orthoclase |  | Roda-Robles, Encarnación, Pesquera, Alfonso, Simmons, William B., Gil-Crespo, Pedro Pablo, Nizamoff, James W., Falster, Alexander U. (2019) Geochemistry of primary Fe-Mn phosphates from CaÑada (Spain) and Palermo (USA) pegmatites and petrogenetic implications. The Canadian Mineralogist, 57 (5) 783-785 doi:10.3749/canmin.ab00021 | Journal (article/letter/editorial) | | phosphates, pegmatites, trace elements, Cañada pegmatite, Palermo pegmatites, petrogenesis. INTRODUCTION...establish the fractionation degree of the hosting pegmatite, with this value decreasing with differentiation...Spain; and Palermo #1, Palermo #2 and Small Palermo, USA) of the rare-element type, beryl-phosphate subtype...geochemical signatures to distinguish different pegmatite types and thus contribute to the knowledge of...primary and secondary phosphates. The Cañada pegmatite is Corresponding author e-mail address: encar |  | Zhou, Jiehao, Zhang, Hui, Tang, Yong, Lv, Zhenghang, Guan, Shenjin (2023) Characteristics and Geological Significance of CO2-Rich Fluid Inclusions in Dakalasu No. 1 Pegmatite Dyke, Altay. Minerals, 13 (3) 365 doi:10.3390/min13030365 | Journal (article/letter/editorial) | | Fluid Inclusions in Dakalasu No. 1 Pegmatite Dyke, Altay Jiehao Zhou 1 , Hui Zhang 2 , Yong Tang 2 ,... Zhenghang Lv 2 and Shenjin Guan 1, * 1 2 * Citation: Zhou, J.; Zhang, H.; Tang, Y.; Lv, Z.; Guan...of CO2 -Rich Fluid Inclusions in Dakalasu No. 1 Pegmatite Dyke, Altay. Minerals 2023, 13, 365. https://doi...guansj@kust.edu.cn Abstract: The fluids in of pegmatite rare metal deposits are generally rich in rare...and migrating rare metals. The Dakalasu No. 1 rare metal pegmatite vein is located in northwest China’s |  | | Journal (article/letter/editorial) | | Houston, Texas 77036 artsmithite@msn.com Figure 1. The entrance and arch of the Palermo mine, North...partially blanketed by glacial deposits and outwash that no doubt cover other potential localities and prevent...before the turn of the twentieth century, but pegmatite prospecting and mining were revived during World...occurrences of the town in which they are located. No specific references are given for them, but most...Purchase), 3.5 miles W of North Chatham Village, pegmatite veins with cavities; several areas worked for |  | | Journal (issue) | | CONTENTS Page Feature Articles: The Coolgardie pegmatite field, Western Australia Mark I. Jacobson ......minerals associated with ironstones in the Olary region, South Australia P.M. Ashley, B.G. Lottermoser...90. Vol 3. No 2, December 1997 'l{ptes from the, 'Editor INDEX The Index to volume 1 & 2 is inserted...volumes, so the next one will appear with Volume 5(1). I would like to thank Judy Rowe for her excellent...rockhounds.com/leregne. BACK ISSUES & REPRINT OF ISSUE No.1. Due to popular demand the first issue of AJM has |  | Liu, Chen, Wang, Ru-Cheng, Wu, Fu-Yuan, Xie, Lei, Liu, Xiao-Chi, Li, Xing-Kui, Yang, Lei, Li, Xue-Jiao (2020) Spodumene pegmatites from the Pusila pluton in the higher Himalaya, South Tibet: Lithium mineralization in a highly fractionated leucogranite batholith. Lithos, 358. 105421 doi:10.1016/j.lithos.2020.105421 | Journal (article/letter/editorial) | | Xing-Kui Li1 , oo f Lei Yang2 , Xue-Jiao Li1 pr 1: State Key Laboratory for Mineral Deposits Research...granite, albite granite, and pegmatites. Numerous pegmatite dikes have intruded the Higher Himalayan crystalline...pegmatites. The Chomogu No. 1 pegmatite is a well- zoned dike that hosts beryl, columbite, rn al cassiterite...Li Jo u mineralization. Primary spodumene (Spd-1) crystallized in the magmatic stage, whereas secondary...in the Himalayan leucogranite belt. Keywords : Pegmatite, Li mineralization, spodumene, columbite–cassiterite |  | | Report (edition) | | Kimberley Diamond Company) Contents Abstract 1 Chapter 1 Introduction 3 Object and scope ................................................ 16 Section 1 Diamond Chapter 5 Diamond 19 Diamond — gemstone................................... 32 Marble Bar region .................................................Gemstones associated with pegmatites Chapter 6 Beryl group 35 Beryl ................................................................................ 36 Cue region .............................................. |  | | Journal (article/letter/editorial) | | Contributed Papers in Specimen Mineralogy: Part 1 31st, 32nd & 33rd THE 31st RMS . n Robinson Downloaded...is concentrated along and adjacent to aplite-pegmatite contacts, as well as along thin discordant mica-rich...is dark gray to black and ranges in thickness from 1 to several millimeters. The meteorite contains chondrules...iron-nickel metallic phase with an Fe:Ni ratio of 13:1, troilite and minor apatite. Thus, it can be classified...indicated the degree of chondrule distinction, with a “1” having the most distinct and abundant chondrules |  | | Report (edition) | | FRONTISPIECE Tiger iron from the Ord Ranges, Pilbara region, displaying folded bands of dark brown hematite...eye jasper from the Mount Brockman area, Pilbara region. The sphere, approximately 35 cm in diameter, contains...(courtesy David Vaughan) Contents Abstract 1 Chapter 1 Introduction to gemstones in Western Australia....................................... 10 Section 1 Diamond Chapter 2 Diamond 13 Diamond properties...Gemstones associated with pegmatites Chapter 3 Beryl group 33 Beryl properties ........................... |  | | Journal (issue) | | RECORD JANUARY-FEBRUARY 1995 • VOLUME 26 NUMBER 1 • $10 Wayne & Dona Leicht, 875 North Pacific Coast...edition is still reasonably priced, at $18 plus $1 postage ($2 foreign). We had originally planned to...College in Northfield, Minnesota, and made off with no less than 626 museum-quality specimens of minerals...malachite, rhodochrosite, silver, azurite, dioptase, beryl, copper, cerussite, etc. . . . 136 mineral specimens...written lists (“Wulfenite, Red Cloud mine, Arizona, 1-inch, 500; 2-inch, $2; 2 inch, $3.50” etc.) W ouldn’t |  | | Report (issue) | | Pegmatite Investigations 1942-45 New England By EUGENE N. CAMERON and OTHERS GEOLOGICAL SURVEY PROFESSIONAL...______________________________________ _ Location of pegmatite districts ___________________ _ Previous work...Acknowledgments ______________________________ _ History of pegmatite mining inN ew England _______ _ Mica mining _...deposits _______________________ _ Geology of the pegmatite districts of Maine __ :. . _____ _ Metamorphic...________________________________ _ Geology of the pegmatite districts of New Hampshire_ Rock units ______ |  | | Journal (article/letter/editorial) | | been donated by Pappy's Beryl Shop, Rt. 6A, East Hampton, Conn. The xls average 1 inch in length, one is...consisting of a large, lustrous leadgray galena xl (1 inch xl embedded in xled dark red sphalerite — most...occur not infrequently in a small stream on our farm, 5 miles northeast of Green Ridge (Pettis Co.),...dump."— item sent in by Gerald Navratil, RFD 2, Box 70, Middleburg, N . Y. Mr. Navratil has spent a number...E W HAMPSHIRE — The following letter, dated July 1, 1959, comes from Paul Moore, 237 Island Ave, Ramsey |
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