 | McNamee, Brittani D., Gunter, Mickey E., Viti, Cecilia (2015) Asbestiform Talc From a Talc Mine Near Talcville, New York, U.S.A.: Composition, Morphology, and Genetic Relationships With Amphiboles. The Canadian Mineralogist, 53 (6) 1049-1060 doi:10.3749/canmin.1500048 | Journal (article/letter/editorial) | | DOI: 10.3749/canmin.1500048 ASBESTIFORM TALC FROM A TALC MINE NEAR TALCVILLE, NEW YORK, U.S.A.: COMPOSITION...Environmental Studies, University of North Carolina Asheville, North Carolina 28804, USA MICKEY E. GUNTER§ Department...Sciences, University of Idaho, Moscow, Idaho 83844, USA CECILIA VITI Dipartimento di Scienze Fisiche, della...and grain mount of a talc-bearing amphibole schist collected at a former talc mine near Talcville, New...The main mineral phases are tremolite, anthophyllite, and talc. Tremolite exists as unaltered crystals |  | | Journal (article/letter/editorial) | | MINERAIOGIST, VOL. 53, MAY_JUNE' 1968 TRICLINIC TALC AND ASSOCIATED AMPHIBOLES FROM GOUVERNEUR MINING...chemical, optical, and X-ray data are given for talc, tremolite, and a manganoan amphibole (tirodite)...from the Gouverneur mining district, New York. All talc examined is g:98o55', z:90o0', space found to be...(1Tc). Chemical analysis gives the composition of talc from the Arnold pit as MgaorSi:goOroForo(OH)reo...talcs from worldwide localities it is observed that talc derived from metamorphosed sedimentary rocks contains |  | | Journal (article/letter/editorial) | | ultramafic lens, giving way to olivine + anthophyllite, olivine + talc and olivine+antigorite assemblages successively...metamorphic olivine may co-exist with enstatite, anthophyllite, talc or antigorite depending upon the fugacity...by COz-rich fluids, generated by decarbonation of talc-carbonate rocks formed during pre-metamorphic marginal...fluid: rock volume ratios close to one, while anthophyllite, talc and antigorite bearing assemblages formed...assemblages in the lenticular ultramafic body at the Agnew mine show an overall zonation from olivine-enstatite-bearing |  | | Journal (article/letter/editorial) | | permeating type producing amphibole-, chlorite-, and talc-rich serpentinites at or near the margins of the...(Francis, 1955a,fig.1). They are here described from north to south. \\W\\\W APPROXIMATE SCALE 0 yards 0... 1.âSketch plan of the zoned hydrothermal body north-west of the summit of Beinn a' Ghairchin, Glen Urquhart...Urquhart. The Beinn a1 Ghairchin Zoned Body.âOn the north-west slope of Beinn a' Ghairchin is a striking outcrop...cutting Moine limestone in a quarry 900 m. to the north-east. Marginally to the albitite there is a rim |  | | Report (issue) | | Lens at Co-ordinate Line 225 North ,, 17 Surface Geology of the North and South Bendu Pits ,, 18 ...(in water-deficient regions), chrome-tremolite, talc, chrome-muscovite and phlogopite in addition to...halloysite. Chromite and, to a less extent, anthophyllite resist lateritic weathering much more effectively...in the Kambui Hills west of N'gerihun, 5 miles north-east of the Sierra Leone Government Railway at Hangha...further deposits had been located a short distance north of the original discovery. By this time the main |  | | Report (issue) | | Smoky Mountains National Park, Western North Carolina Carolina Geological Society Annual Field Trip November...Aiken, South Carolina Steve Gurley, Consulting Soil Scientist, Lincolnton, North Carolina Godfrey and...Blythewood, South Carolina Kubal, Furr and Associates, Greenville, South Carolina Zemex Corporation,... Spruce Pine, North Carolina Organization, registering participants, keeping ïŹnancial records, and guidebook...Cooperation, encouragement, and ïŹeld checking by North Carolina Geological Survey geologists: Carl E. Merschat |  | | Report (volume) | | Talc Resources of the United States GEOLOGICAL SURVEY BULLETIN 1167 Talc Resources of the United...Survey. Bulletin 1167) Bibliography: p. 58-61. 1. Talc U.S. I. Engel, Albert Edward John, 1916thor. II...__-_---_---_----_ Classification and geology of talc deposits_______-_--___--__-_____-Deposits associated...associated with mafic igneous rocks._____-_.---_-_---_-.Talc deposits in the United States.-____________________--_--_--_...38 38 41 IV CONTENTS Talc deposits in the United States Continued North Carolina________________ |  | | Journal (article/letter/editorial) | | GENESIS OF THE ANTHOPHYLLITE NEAR KAMIAH, IDAHO' DEPOSITS ALFRED L. ANDERSON Schoolof Mines, Universityof...the anthophylliteis a minor amount of antigorite, talc, carbonate, and pyrite, typical of mineral assemblages...deposits at slight depth. INTRODUCTION The anthophyllite deposits near Kamiah, Idaho, cited as examples2...they show the relation to, and dependence of, anthophyllite and other secondary magnesium silicates on the...has not been assembled. GENERAL GEOLOGY The anthophyllite deposits lie at the very margin of the Columbia |  | | Report (issue) | | DEPARTMENT OF THE INTERIOR U.S. GEOLOGICAL SURVEY TALC RESOURCES OF THE CONTERMINOUS UNITED STATES By...the U.S. Government. 1995 Menlo Park, CA 94025 Talc Resources of the conterminous United States Contents............................................8 Talc and talc-bearing rocks ................................optical properties of talc .........................10 Geology and Genesis of Talc Deposits .................................................12 Uses for talc ............................................... |  | | Journal (article/letter/editorial) | | Bauer & Sclarf 1981), which had 1 H 2 O molecule per talc formula. The 10A phase has a = 5-293(3) A, b = 9-194(3)...near 50 wt. %, seeded with the less hydrous phase talc with the same Mg/Si ratio, show that the 10-A phase...°C to form more talc. Thus it is not the stable hydrous high-pressure equivalent of talc as reported by...contains considerable proportions of serpentine and talc before, or in early stages of subduction. The release...from http://petrology.oxfordjournals.org/ at East Carolina University on June 30, 2015 Research Group on |  | | Report (issue) | | Geologist BuLLETIN No. 29 A REPORT ON THE ASBESTOS, TALC AND SOAPSTONE DEPOSITS OF GEORGIA BY OLIVER B...State Geologist of this Survey, on the Asbestos, Talc and Soapstone Deposits of Georgia, to be published...commercial value of the Georgia deposits of asbestos, talc and soapstone, minerals which have attracted the...following: a list of the localities at which asbestos, talc. and soapstone are known to occur, a collection...and the ''Corundum and Peridotites of Western North Carolina," by Joseph Hyde Pratt and ,Joseph Voltney |  | Whyatt, Laura, Peters, Stefan, Pack, Andreas, Kirkland, Christopher L., Balic-Zunic, Tonci, Szilas, Kristoffer (2020) Metasomatic Reactions between Archean Dunite and Trondhjemite at the Seqi Olivine Mine in Greenland. Minerals, 10 (1) 85 doi:10.3390/min10010085 | Journal (article/letter/editorial) | | Archean Dunite and Trondhjemite at the Seqi Olivine Mine in Greenland Laura Whyatt 1 , Stefan Peters 2 ,...distinct mineral zones dominated by (1) talc, (2) anthophyllite, and (3) phlogopite. These zones supposedly...appropriate for the dunite composition, we deduced the talc forming conditions to be at temperatures of 600â650...is supported by oxygen isotope data for talc, anthophyllite and phlogopite in the metasomatic zone, which...Greenland; ultramafic rocks; metasomatism; talc; anthophyllite; phlogopite 1. Introduction Metasomatism |  | | Journal (article/letter/editorial) | | MINERAIS © by Springer-Verlag 1979 Observation of Talc-Tremolite Interfaces by High Resolution Electron...Ztirich, CH-8093 Z/irich, Switzerland Abstract. Talc - a sheet silicate and tremolite a chain silicate...bicrystals with sharp, fault-free boundaries in a talc-rich gemstone nephrite from Scortaseo, Puschlav... and these suggest a reaction from tremolite to talc which stopped before completion. The Mg-ions necessary...of the micas, which in the widest sense include talc, and the double chain structures of the amphiboles |  | | Report (issue) | | OF WESTERN NORTH CAROLINA EDITORS: KEVIN G. STEWART MARK G. ADAMS CHARLES H. TRUPE CAROLINA GEOLOGICAL...Loren Raymond Banner Elk, North Carolina September 26-28, 1997 CAROLINA GEOLOGICAL SOCIETY 1997 FIELD...WESTERN NORTH CAROLINA Edited by: Kevin G. Stewart Department of Geology University of North Carolina Chapel... Trupe Department of Geology University of North Carolina Chapel Hill, NC 27599-3315 TABLE OF CONTENTS...Evolution Of The Blue Ridge Thrust Complex, Western North Carolina .......................................... |  | | Journal (article/letter/editorial) | | regionally metamorphosed rocks of the Nata1-Namaqua belt north of Durban preserve the features of a major Precambrian...regional metamorphism in the Natal-Namaquarides north of Durban, has reinforced the favourability of applying...Nkandhla /,~Series Nkandhla/ Series / / ~ ~ J \J North Ntingwe Formation (= shelf facies) Mfongosi South...Namaquarides), has been gained from a reconnaissance survey north of Durban, and extending to the Natal (or Post Ntingwe)...light of subsequent re-investigations in the area north of the Natal thrust by MATTHEWS (1972), which have |  | | Report (issue) | | 1 3 1818 00082806 9 The Precambrian geology and talc deposits of the BaImat--Edwards district, northwest...Rivers in the western Piedmont of South Carolina, by D. W. Caldwell. 19 p., 2 figs., 15 tables. On file in...Bldg., Washington, D. C. 2. Precambrian geology and talc deposits of the Balmat-Edwards district, northwest...tables. 4. Geology of the Frenchie Creek quadrangle, north-central Nevada, by L. J Patrick Muffler. 175 p....fault Talc deposits Distribution, form and thickness Fowler talc belt Contents (Cbnt'd.) Page Talc deposits |  | | Journal (article/letter/editorial) | | Arizona State Universiry, Tempe. AZ 85287-1404, USA b Deportment of Geological Sciences. Southern Methodist...Methodist University, Dallas, TX 75275-0395, USA Received 11 October 1994;accepted13 March 1995 Abstract...granodioritfcgneiss Camp Ridge area Hbl diolitic gneiss talc-silicate gneiss mafic & ultramaficblocks - metamorphicfoliation...quartzofeldspathic gneiss and structurally overlying schist and talc-silicate gneiss. Legend in lower center is for B...+ orthopyroxene + garnet + biotite. Fine-grained talc occurs as an alteration of orthopyroxene and clinopyroxene |  | | Journal (article/letter/editorial) | | result from retrogradereaction ofanthophyllite to talc and from deformation of the ultramafic body. The...either % [010] or t/+[fi)], referred to an anthophyllite cell. In rare cases,violation of the replacement...apparently result from physical deformation. Two types of talc have 6"sa disfin8uished by their orientation relationships...relationships with the pyriboles.In "coherent talc," the relationship is D,.llDo'ar"llco, cnlla,,. Structural...high-resolutionimagessuggestthat this type of talc possesses 20 stacking.In "(210)-talc" there are no rigid orientation |  | | Journal (article/letter/editorial) | | were collected along the Salmon River 14 miles north of Riggins (HABKLTON, 1963, Pl. 1); number 3 wascollected...Chetco River, Oregon, and 13 and 14 from the Coggins Mine, Dunsmuir, California. Specimens 15-19 were collected...Formation on Blue Ridge, Morgan Valley quadrangle. North-centraE Vermont Serpentinized and steatitized ultrama&...locality near Moretown, and 30 from the ffatcrbury Mine in Moretown Township. ( âhcnGaa1 analysts of specimens...c~olt~mnns 17, 20, anct 16. rospect,ively). Western North Carolina. Small lenses and pods of ultramafic rocks |  | | Report (issue) | | the Grandfather Mountain Window and Vicinity, North Carolina and Tennessee By BRUCE BRYANT and JOHN C. REED...Chilhowee Group --------------------------- 45 Slices north of the Grandfather Mountain window ------------...__________ Calc-silicate rocks __________________ Anthophyllite gneiss ________________ Marble _____________________________...Ridge and Valley and Ridge belts in parts of North Carolina, Tennessee, and southern Virginia. 4. Geologic...volcanic rocks of the Aleutian Islands, rocks of the Carolina slate belt, and graywackes ______ 77. N&O :K20 |  | | Journal (article/letter/editorial) | | -f-tremolite+Fe-Cr spinelâ>- olivine+talc+chlorite+tremolite+Fe-Cr spinel-*- olivine +anthophyllite+chlorite+tremolite+Fe-Cr...abundant secondary minerals (serpentine minerals, talc, chlorite, magnetite) which formed after contact...volcanic and sedimentary rocks, which strike north north west (Fig. 1). The dip of these metamorphic rocks...area. Ultramafic rocks directly to the west and north of the Pine Hill Intrusive Complex, the western...bodies of ultramafic rock are schists composed of talc±chloritezttremolite. These schists which are observed |  | | Journal (article/letter/editorial) | | chlorite, carbonate, magnetite and, in some cases, talc. Rocks containing triple-chain silicates have been...regarded as having crystal structures composed of talc-like and pyroxene-like (010) layer modules combined...(Thompson, 1970, 1978). In amphiboles, for example, the talc-like layers (M) and pyroxene-like layers (P) are...chains of SlOg tetrahedra. The insertion of extra talc-like layer modules gives rise to structures with...silicate chains. Biopyriboles other than micas and talc are known as 'pyriboles'. Natural triple-chain pyriboles |  | | Journal (article/letter/editorial) | | pale smoky crystals, from the Center, Cherokee County, Ala., locality and that they are very good. This...Madison County. "Beryl: as light golden crystals, fractured but gemmy, from near Hissop, Coosa County." ArizonaâA...Las Vegas, Nev., publicity director of the Clark County Gem Collectors, carried the following paragraph...locality is the south shore of Lake Mead, Mohave County, Ariz. Another letter from Mr. Drury contained...(petrified wood) are found 3 miles west of Piggott, Clay County, Ark. CaliforniaâA new California mineral is perovskite |  | | Report (edition) | | Adams County 15 Allegheny County Armstrong County Berks County Blair County Carbon County Chester...Chester County Cumberland County Delaware County Fulton County Lancaster County Lebanon County Lehigh County...County Monroe County Northampton County Sullivan County York County 18 20 21 23 . 25 28 37 38 39 ...the rockhound, of the land, or from quarry and mine operators, before entering to collect. This will...pseudomorphs after pyrite found near Columbia in Lancaster County, described in this report. If the only description |  | | Journal (article/letter/editorial) | | Composition of the Fluid during Formation of Anthophyllite Metaultramafic Rocks in the Sysert Metamorphic...eralization of the Karasâevogorskoe deposit and anthophylliteâasbestos bodies of the Tersut deposit are related...H2Obearing minerals of metasomatites (anthophyllite, tremolite, talc) of the Karasâevogorskoe and Tersut...into anthophyllite rocks with goldâsulfide mineralization and economic bodies of anthophylliteâasbestos...anthophylliteâasbestos [4]. The metaultramafic anthophyllite rocks in the Sysert metamorphic complex were formed during |
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