 | | Journal (article/letter/editorial) |
| en det aljert krystall struktur-an alyse av lep idol itt fra Tp rda l. 1993 A .V.Voloshin, Kol a Scientific...Wilson W.1978.Tveitite from the Barringer Hill district ,Texas . Miner. Rec. ,9:387 Frigstad,O.F.1968...Heinrich,E.Wm. & Levinson,A.A.1953.Studies in the mica group: mineralogy of the rose mu scovites. Amer.Miner |
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| Canada by Sterling Publishing % Canadian Manda Group, One Atlantic Avenue, Suite 105 Toronto, Ontario...Driesner, administrator of the Division of Abandoned Mine Lands. The staff of Sterling Publishing Company...your portable mineral ultraviolet lamp. Pour some mine concentrate through a sifting screen, and pick out...from the crustal surface to, and including, the central core. So, let’s just discuss the four major zones...are stony-iron meteorites, the rarest meteorite group. They have a composition of olivine crystals in |
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| Canada by Sterling Publishing % Canadian Manda Group, One Atlantic Avenue, Suite 105 Toronto, Ontario...Driesner, administrator of the Division of Abandoned Mine Lands. The staff of Sterling Publishing Company...your portable mineral ultraviolet la1np. Pour some mine concentrate through a sifting screen, and pick out...from the crustal surface to, and including, the central core. So, let's just discuss the four major zones...are stony-iron 'meteorites, the rarest meteorite group. They have a composition ~f olivine crystals in |
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| example shows patches of iron oxide and flakes of mica. Metamorphic rock The component minerals of gneiss—...determine which chemical group a mineral is assigned to. The largest mineral group, the silicates, is further...except for fluorite. A mineral in the carbonate group is characterized as having a carbon atom at the...marcasite, and sphalerite. Minerals of the oxide group consist of oxygen atoms combined with a metal or...consist of silicon and oxygen atoms, structured as a central silicon atom with oxygen atoms around it in various |
 | | Book (edition) |
| 1. 2. 3. 4. II. Sulphur Group Boron Group Arsenic Group Carbon Group 104 106 109 110 115 MINERALS...Amphibole Group 274 275 277 278 Beryl, etc 2. Unisilicates Chrysolite Group Garnet Group Zircon Group...Axinite 282 Danburite, lolite 286 Mica Group Scapolite Group 287 292 293 286 Nephelite, Sodalite...Sodalite, Leucite 296 302 303 304 306 Feldspar Group 8. Subsilicates Chondrodite Tourmaline Andalusite...Chlorite 337 IV. 1. 2. 3. 332 Hydromica Group Group HYDROCARBON COMPOUNDS. Simple Hydrocarbons |
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| Sa er et fo to av Boulderopal fra Little Wounder Mine, Queensland . Foto Lennart Sdfb om , De andre bildene...-stipendiat ved Universitat Karlsruhe. Pa en av mine turer i hjeml andet ble jeg klar over at det hold...Queensland Boulder-opal, Bildopal , Little Wounder Mine, Queensland . Rd Boulder-opal varianter fra n olika...en det aljert krystall struktur-an alyse av lep idol itt fra Tp rda l. 1993 A .V.Voloshin, Kol a Scientific...Wilson W.1978.Tveitite from the Barringer Hill district ,Texas . Miner. Rec. ,9:387 Frigstad,O.F.1968 |
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| Zeolites Section 'riioiusonit(\ b. 1 2h\S Group 1 i singcrite Chlorite Gi\>uj> . 397 310 312...484 42(5 L biliceons 2. Mica and Dotasli-IMcDpar Series 487 8. Mica and Sodadime Feldspar Series...lerals ^ iaUb.dtlon of if) L'he))i\r(d Proptriles of Mine nth ; (4) J lescrqjtions of Sj/6; cles j (o) JJeientiUiutloii...dehimself that will answer a good purpose. Bcribed on mica or a glazed card, and graduated. The arms might...also be made of stiff card for temporary use ; but mica, bone, or metal is better. The arms should have |
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| The auriferous claims 148 The gold mine of Morro Velho 153 The Mine of Passagem 155 The/old rush in P'ianc6...topaz 385 T he imperial topaz of Ouro Preto 393 The Mine of Capao do Lana 397 The imperial topaz of Antonio...exotic group of the garnets 408 Garnets of the pyralspite series 411 essartine 414 ~ he Mine of Pedra...Lavra da Pederneira 526 District of Santa Rosa, Francisc6f olis 534 District o Golconda, Governador Valadares...539 District of Coronel Murra, Rubelita, Salinas, Virgem da Lapa, Ara(uaf and ltinga 554 District o Conselheiro |
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| according to the location in which they solidified. One group solidifies on the earth's surface at normal temperatures...volcanic lavas, for example. Rocks belonging to this group are known as extrusive igneous rocks. They cool...Thus small crystals are a feature of this group. The second group cools and solidifies within the earth,...fluids or gases, results in the formation of a third group of rocks; for 9 example, if a body of magma is...the substance of the study of petrology, and each group is discussed more fully in subsequent chapters. |
 | | Book (edition) |
| PAdiaen S:0 60 lpgaceka Sp PMENE eaenS oFcieeee me a Mica. byS..B.dexV illiers and» PaJ.-HuU goss ¢cgs eae...of some gold mines and prospects in the Letaba District..............cceccceeeues 82 Diagtammaticsection...133 Geological«mapiofithe: Namaqualand: copper district... ..../. 0c .ses 0 cosa ceevcece nosh eeure bes:...the tungsten deposits in the Namaqualand copper district..................0. 229 Section of the titaniferous-vanadiferous...Stratigraphic sections of the Karoo System in the central and northern Transvaal showing the SAUTE OsTR 2 |
 | | Journal (issue) |
| always will owe Mary Hunter Austin, a representative group of her friends and associates have put into words...job and he went into the Swinnerton his childhood idol who in the framing business on a larger scale. This...carefully along the shore I noticed a large compact group of white objects in the distance. "Are there sheep...dampening our curiosity. As we walked toward one group the birds slowly waddled away from us, jamming together...southeast California (Salton Sea) and Mexico, east to central Colorado. Often called "crane," about four feet |
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| twin of a plagioclase feldspar 325 PLATE 35.—A group of microcline crystals from ' Pike’s Peak, Colo...PLATE 40.—Cyanite crystals in schist. A crystal of mica, showing basal cleavage (in color) : O 303 PLATE...fibrous crystals, typtess of stilbite PLATE 45.—A group forms of calcite of calcite — ; : : PLATE 46.—Typical...Twin 332 LIST OF PLATES PAGE ' PLate 48.—A group of barite crystals. Outline of the typical tabular...color) 306 PLATE 50.—A group of fluorite crystals. halite crystals A group of (in color) 307 PLATE |
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| of a plagioclase feldspar ..... 325 35.—A group of microcline crystals from Pike’s Peak, Colo. Labradorite...color) Zircon in syenite ....... A crystal of mica, showing basal cleavage {in color) 302 Plate 40...crystals, typical of stilbite ....... Plate 45.—A group of calcite crystals. forms of calcite ...... ..... XVI 332 LIST OF PLATES PAGE Plate 48.—A group of barite crystals. Outline of the typical tabular...termination {in color) 306 Plate 50.—A group of fluorite crystals. A group of halite crystals {in color) . |
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| epidote, &c. ,, U .-At1gite, hornblenlle, &c. V.-Mica, steatite, &c. W.-Se1·pentine, &c. X., Y .-Zeolites...teach the identification of strata, and to dete1'mine their st1ccession by n1eans of tl1e im bedded fossils...veen r>ilA,sters Nos. 30 and 42 exhibits a large central pa11el of n1arble from the Mumbles, Swansea, the...al'·e exhibited (p. 21 ). Sometimes two kinds of mica a1·e p1'esent, one being a pale silvery mine1""a..."l'hile the othe1' is the dai-·k b1·0,vnishblack mica tern1ed bioti.te (p. 117). A p1·actice has lately |
 | | Book (edition) |
| The Olivine Group Pyroxene Group Amphibole Group A1ica Group Chlorite-Serpentine Group 81 83 91 ~5...Silica Group: Quartz Chalcedony 10 \ 105 The Fe/spars : Potassic Fe/spars The Plagioc/ase Group Pert...Cassiterite Topaz Fluorite Tourmaline The Epidote Group: Zoisite Epidote The Opaque Minerals (including...certain planes only. An analogy is provided by a group of soldiers drawn up on parade. These correspond...be illustrated by considering the case of mica. When the mica is lying flat, with its basal pinacoid in |
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| ....... 142 K 2. 3. 4. 5. 6. Iron-Platinum Group ..................................................p ............................................ Group of Sem im etals................................................................... 3. Sphalerite Group ................................................................................... 6. Covellite Group .................................................................................... 7. Orpiment Group ............................................... |
 | | Book (volume) |
| (African people) (China) Taipa Island (China) I-liu District UF laido Gilbertese language Yi kuan tao (Cult)...Intel i860 (Microprocessor) Interstate 5 I-IO District (China) I-liu [Former heading] 1750 (Microprocessor)...Nabaloi dialect [Former heading] Nabaloi language Central Cordilleran languages Philippines Ibaloi [RC90]...Personalism Philosophy Itahkai (Indie people) Idarado Mine (Colo.) BT Mines and mineral resources Colorado...for works that present the characteristics of a group for the purpose of determining the names of its |
 | | Book |
| taken into account recent IMA-sanctioned changes in group nomenclature, and is up-to-date to the summer of...immediate resul t of this exception for the Zeolite group has been t h e prol i fe ra t i o n of cases o...Magnesium aslrophyllite). The "minerals" Clnysotile group i ng s i m i l ar m i n e ra l s ; furt h e rmore...l y expanded for use with considered series (group) names, a l t hough s t i l l most subsequently...examples of this is "Chabazite", which is now a group name that includes Chabazile-Ca and Chabazite-Na |
 | | Journal (volume) |
| intense foliation is due to parallel arrangement of mica flakes, feldspar phenocrysts, pancake-like inclusions...One maximum is near the pole of the foliation , a group is in the vicinity of th«;l lineation, and several...-ertical emd consists in long streaky mica clusters and elongate mica grains. The a,-erage biotite is two...shown as arrows iIi figure 1 is a girdle axis for mica and quartz. The amphibole maxima are in the center...DIAt:RA-;\IS The mica diagrams confirm the megascopic foliation as accumuJations of mica cleavage poles |
 | | Journal (volume) |
| intense foliation is due to parallel arrangement of mica flakes, feldspar phenocrysts, pancake-like inclusions...One maximum is near the pole of the foliation , a group is in the vicinity of th«;l lineation, and several...-ertical emd consists in long streaky mica clusters and elongate mica grains. The a,-erage biotite is two...shown as arrows iIi figure 1 is a girdle axis for mica and quartz. The amphibole maxima are in the center...DIAt:RA-;\IS The mica diagrams confirm the megascopic foliation as accumuJations of mica cleavage poles |
 | | Journal (volume) |
| top of the milk-glass window should lie in the central section of the end of the photometer and be so...but the best sample contained a good deal of the mica slate chloric acid. The calcite was removed by...the chlorite from various parts of the Creede district shows that it varies somewhat in its optical The...platy An material analyzed from the Last Chance mine on the Amethyst vein is in very minute interwoven...on the Amethyst vein, showed essentially the same mine, optical properties, but the indices of refraction |
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| level to allow world-wide coverage, and each maJor group 1s introduced separately. Line drawings often seNe...Limited . Copyright© 1974 by Th e Hamlyn Publishing Group Limited All rights reserved, including the right...Great Britain in 1974 by The Hamlyn Publishing Group Limited. Library of Congress Cataloging-in-Publication...Great Britain in 1974 by Th e Hamlyn Publishing Group Limited"-T.p. verso. Bibliography: p. Includes index...are usually quarries. c liffs, road cuttings and mine dumps. but any outcrop of rock may prove fru itfu |
 | | Book (edition) |
| near I~imberlcy in 1867 and of gold in the Rand district in 1885 led to the subsequent settlen,ent of large...scaly material, ,vbich is commonly designated as mica. If these three crystalline cornponents are a nalyzcd...quartz, SiO 2, to feldspar, I(i\.18 i~O8, a nd to mica, I( (l\'fg, Fe)a(OI-[,F)2;\l8i3O10In examining another...an arrangement of cr ystals is termed a parallel group. Figures 278, 279, and 280 sho,v such gr oups of...vever, are para11el to some Fig. 278. Parallel group possihle face of the crystal, "·hich is not parallel |
 | | Conference Proceedings (Volume) |
| \\'orl.:in1t Group on Min1..-r.LIEqu1.hbn.1 - R0-0m 2100 I 'i:00-17·00 \\ orkinit Group on D.u~b.c,e-...tchmt,t - Rom11 2JOJ 1,HX). I 5:00 \\ orking Group on Oq:amc Mmc:raJs - 1i:00-15:...!119 - I j·00.14· Ronni 2fJ9j \l'orka~ Group on Inclusions in Mklc:r.115 - Ruom .JI I I INTERNATIONAL...subs111u11on mcdumsmsto mociatcdIIIIIICrals fromlhc Uncban Mine,Sv.cdcn pJ.rt11lomng LUCa_, (UlrouwJ 11 40 M.Matnu(Japan)...Lyap1tschcv (UK) occumnccof an unusual1CtnSJhc1c mica 11i.l lOIICIIIOlttc 814 A.MIier,H-J.BcbrIDd1-Schmann(Cimncuiy) |
 | | Book (edition) |
| Pan e Young Volcanic Features ¢ Sand Dunes ¢ The Central Death Valley Plutonic-Volcanic Field: A Fault-controlled...we see when we visit the national parks in this group. Most are located in drier areas of the United States...dunefields. Great Sand Dunes is located in south central Colorado, while Cuyahoga Valley is found in northern...aged Wingate Sandstone Member of the Glen Canyon Group, that is, a cliff-former. The first bench below...category, metamorphic rocks, is the least abundant group in the Colorado Plateaus; but examples are found |
