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| ‘POCKET’ BERTHIERINE FROM THE PULSIFER GRANITIC PEGMATITE, POLAND, MAINE, USA M I C H AE L A. W IS E Department...Abstract—A new occurrence of berthierine has been found in the Pulsifer granitic pegmatite, near Auburn... Fe-rich hydrothermal solution. This mode of occurrence is in direct contrast to the typical formation...alteration of cordierite-group minerals. Key Words—Berthierine, Granitic Pegmatite, Miarolitic Cavity, Hydrothermal...INTRODUCTION Berthierine is an Fe2+-rich trioctahedral member of the kaolin-serpentine group that is widespread |
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| Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...COLUMBIA Ice River complex. The Ice River complex is an intrusive body of alkaline igneous rocks where sodalite...Discm•t•ries, /960--20/ 5 ONTARIO Bentley Lake Road occurrence, Faraday Township, Hastings County. In fall 1994...site which they called the Bentley Lake Road occurrence, south of Bancroft. Sharp, flattened rhombohedral...ilmenite specimens have come from an unusual calcite vein-dike occurrence with an exposure very near, indeed |
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| to the chemical formula, allegiance to a mineral group, symmetry and crystal structure as well as the strongest...chemical formula, structure (crystal system, space group, and unit cell dimensions), and at least some other...site occupancy. The Sb members of the tennantite group (2.G) will serve as a good example: tetrahedrite...groups: The number of new mineral species may grow as an avalanche, flooding the mineral population with tens...lepidolite, wolfrarnite). In many cases, minerals have an intermediate composition between theoretical end-members |
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| montgomeryite and associated minerals from the Tip Top pegmatite, with notes on kingsmountite and calcioferrite...influence species dealers from the perspective of an ivory tower. Such influence must come from within...barely settled on the most enthusiastic stampede for an issue we’ve ever experienced. The press run for regular...frontiers for the formation of a mineraloriented group. It encompasses many interesting but relatively...locality data for the region, and the creation of an annual sym posium. For more information contact: |
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| presentations. The accepted abstracts follow. THE OCCURRENCE OF UNEXPECTED ELEMENTS IN THE STETTIN COMPLEX...zinnwaldite, was described by Weidman (1907) from a pegmatite located in the SW¼NW¼ 188 ROCKS & MINERALS Rochester...in a small pegmatite outcropping along Woodland Drive; tainiolite in the Ravine pegmatite on the west...plasma spectroscopy]); tainiolite in a syenite pegmatite from a farmer’s rock pile on the north side of...prospect, a failed attempt to mine U from a Th-rich pegmatite (DCPS). However, much of the Li in rocks of the |
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| gressman@minrec.org Articles The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian... from the Forgotten Pocket, Sosedka pegmatite, Malkhan district. The same specimen as shown from a different...you to become a Fellow and join this important group. Wear the medallion with pride! Contact Tom Gressman...the program on your computer, via Vimeo (Vimeo is an online, ad-free, open video platform). And as everyone...and promoted by BlueCap through FaceBook. This gave an exact measure of how many people watched each little |
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| is now twenty-five years since the last included an extensive chapter on rocks, and the revision of...a general description of the association and occurrence of the minerals which etc., it contains is...and cavities. Water is a mineral, but generally in an impure state from the presence of other The atmosphere...general physical characters, together with their occurrence, associations, uses, etc., are included under...ELEMENTS. OCCURRENCE AND ASSOCIATION OF MINERALS LISTS OF . Rocks and Rock-making Minerals Pegmatite Dikes |
 | | Report (issue) |
| Rutile crystal from Graves Mountain, approx. 1.5x. Lower left - Goethite from Pulaski County, approx. lx...................................... 111 Garnet Group .................................................................................... 118 Axinite Group ......................................................................... 119 iii Page Axinite Group ..................................................................................122 Torumaline Group ............................................... |
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| ........................275 COVER: VANADINITE group, 17 cm tall, from M ibladen, Morocco. Collection...packed in gelatin capsules! There seems to be no lower limit for such fragmentation; it seems to be a “seller’s...fragmentation activity. This is, unfortunately, not an action which benefits the hobby of mineral collecting...Here are some useful facts to know: • Advertisements An advertiser may retain the rights to his own ad, particularly...Furthermore, the mineral pictured, a single specimen or a group, must be quartz (any variety or varieties, any size) |
 | | Journal (article/letter/editorial) |
| granitic pegmatites currently in vogue is largely an offshoot of the depth-zone classification of granitic...category of corundum-bearing anatectic felsic pegmatite formed in mantle peridotite earlier subjected...overprint by a mixed H2O + CO2 fluid. The bulk of the pegmatite bodies encountered are not obviously of anatectic...are affiliated with anorogenic suites, formed in an extensional setting, and really not fundamentally...suites. Finally, we discuss hybrid pegmatites in which an NYF pegmatitic system takes on a LCT-like overprint |
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| director. As a scholar of mineralogy, he has been an indefatigable researcher and collector of mining...difficulty of obtaining the source material, which an inquiring reader would want to read, but also with...the facts presented here were not the figment of an active imagination. The great number of historical...authors' visiting the locations described. Mineralogy is an enjoyable branch of natural history which has taken...mind. The hours in the laboratory, at home or at an institution, challenged the intellect. The solitude |
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| and • indicate that the reproduction is a copy of an official work that is published by Natural Resources..........................13 Central Tower Hill occurrence..........................................................................14 Tower Hill Road occurrence...........................................................................14 Simpson Corner occurrence..............................................................................16 St. Andrews occurrence............................................. |
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| changes of relative band intensities) may be seen in an ATR spectrum due to the dependency of the penetration...spectroscopy using pulverized samples dispersed in an immersion medium should be considered as the preferred...absorb much humidity from the air. This leads to an increased background in the ranges 1600–1700 and...Reflection spectra of PbCl2 single crystal (space group Pnma) obtained by light polarized parallel to a...for crystals of organic compounds with weak van der Waals intermolecular interactions. As a rule, phase |
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| some species have been relegated to group names (e.g., monazite group); others have had element designations...the zeolite minerals, where chabazite is now a group name with five species who differ only in the major...of 992 valid mineral species in Arizona, which is an increase of 182 species compared with the third edition...International Mineralogical Association (IMA), changed to a group name, or renamed by changes in nomenclature as mineral...lapidary materials is found in chapter 1. These are an important part of the state's mineral heritage |
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| cell parameters, X-ray powder diffraction data, occurrence, mineral classification and chemical analyses...its handsome and colourful appearance. It should be an indispensable addition to the bookshelf or library...Introductory Remarks Appearance Physical Properties Occurrence and Associated Minerals Optical Properties Chemical...minerals was by O'Neil (1914), who noted the occurrence of aegirine, eudialyte, eucolite and two unknown...promote the locality. Wight and Chao (1986) give an excellent account of some of the various events in |
 | | Report (volume) |
| Microscopic characters. Gross structures . Modes of occurrence... Relations to the gneisses and schists. General...Chemical composition. Determination of corundum in an ore. Varieties of corundum. Sapphire or gem corundum...corundum. Chapter VII.—Modes of occurrence of corundum. Modes of occurrence in North Carolina. Corundum in...CONTENTS. Chapter VII.—Continued. pace Modes of occurrence in North Carolina.—Continued. Corundum in igneous...igneous rocks.—Continued. In anorthosite . 210 In pegmatite . 210 Corundum in metamorphic rocks. 211 In serpentine |
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| Roland Bouhelier in 1973 from the "Bouhelier pegmatite", and shortly thereafter acquired by the Canadian...for future investigation. This book will serve as an excellent introduction for future generations of...discovered and described from new finds and from an accumulated repository of partially studied (unnamed)...case of the island of Laven in the Langesundfjord District of Norway. Interestingly, and in contrast to its...the mineralogy of Mont Saint-Hilaire, along with an extensive bibliography. Some of the mineral descriptions |
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| ........................... 529 G: gadolinite group to gyrolite ......................... 226 X: xanthiosite...r.era had been found and to note its mode of occurrence and associated species. I! \Y:JS:J·1 long before...the n:di co, ery and im estigati, e cataloguing of an historic rr.ir;.:ralcull ction Andy Tindle ~e\\...andClass::ication. Co. County. EMPElectronmicroprobe - an instrument usedto de'ermi:iethechem:cal composition...tator:iicnumbers57-71). SEMScan:1:1g electronmicroscope - an instrumentusedt:i -:ib'.a'n :r;;s,;cf:nens:onal /secondary |
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| The NesosiLicates vn 101 I 02 THE OLIVINE GROUP The Forsterite-Fayalite Series The Tephroite-Fayalite...xTix(OH.Fh- 2xO2x (x < I) 129 ] 12 THE GARNET GROUP Pyralspite Garnets Ugrandite Garnets 117 ALUMINOSILJCA...Staurolite Sapphirine Chloritoid The Hun1ite Group THE EPTDOTE GROUP 4 Sorosi licates and CyclosiLicates...Piemontite Allanite Pumpellyite Lawsonite THE MELILITE GROUP 125 129 OTHER NESOSJLTCA TES CHAPTER 12 1 123...Series Jadeite Omphacite Spodumene THE PYROXENOID GROUP 187 191 194 196 199 203 204 206 207 WoIIas |
 | | Report (issue) |
| Olivenite, 1.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection. Photograph...Jr. and John Gibson, to mineral resources. It is an honor for both graduates of the Mackay School of...vada’s natural and cultural heritage for future an agency of the U.S. Department of the Interior. This... Davis The Goodsprings (Yellow Pine) Mining District, Clark County John C. Kepper 91 References ...Nightingale district Quartz epimorph after Calcite Agardite Grossular, Buena Vista district Quartz (amethyst) |
