 | | Journal (article/letter/editorial) | | interest. In several of the muscovite and quartz schist outcrops which occur in Rock Creek Park (in D. C.) are...thick, in a dark grayish-black fine grained mica schist, have been received from Ernest H. Fisk, West Chesterfield...associated with aragonite are approx., 4 " x 5"— this is the first known occurrence in Ohio These specimens..."Blue Celestite with pink dolomite crystals, aragonite sometimes lining the cavities also. "The orange...on Betroka samples, was not observed. "A new occurrence of the rare mineral sapphirine has been reported |  | | Book (volume) | | areaAlmandite garnet; (g) harmony Church, area pegmatite outcropsBeryl; (h) Hickory Flat, 2 mi. NE on rd. to OrangeCorundum;...smoky). ATLANTA, Emory University, area pegmatite outcropsQuartz crystals (clear, BARNESVILLE, THOMASTON...quarriesBeryl, Feldspar, Hyalite opal; area granite outcrops, in jointsUranophane (thinly coated with Hyalite...COUNTY AREA: stream beds, loose soil of fields, schist exposures, rd. cuts and banks, etc.Staurolites;...areaStaurolite; ½ mi. SE of Union, from where a schist outcrop crosses Mill Cr.Staurolite; 1½ mi. NW |  | | Journal (article/letter/editorial) | | Superior de Investigaciones Científicas, 28040 Madrid, Spain State Key Lab for Geological Processes and Mineral...subduction beneath Wrangellia. The Liberty Creek HP-LT schist belt is the oldest and the innermost section of...and Chugach terranes. These include the Raspberry Schist on Kodiak Afognak, Shuyak, and several small islands...blueschist on the Kenai Peninsula, and the Liberty Creek schist in the Chugach Mountains (Carden and Decker, 1977;...blueschists from the Liberty Creek belt. schist, epidote–chlorite–albite schist, glaucophane/riebeckite–epidote–chlorite |  | | Book | | chance association of minerals or occasional occurrence in small quantities does not constitute a rock...constituents. Quartzite consists of quartz only, mica schist of quartz and mica, and eclogite of garnet and...period. These do not merely tell us about the occurrence and mining of minerals but also of the many magic...rhomb~shaped cross-5ection (B). b b a CRYSTALS ·rhe occurrence of well-developed crystals bounded by flat faces...higher degree of symmetry, as is the case in aragonite or chrysoberyl (Pl. 12, (p. 64). In both cases |  | | Report (chapter) | | -bearing blueschists and jadeitic pyroxene + aragonite metaclastics, and (3) relict albite + garnet amphibolites...quartz + lawsonite ± aragonite; and (3) jadeitic pyroxene + quartz + lawsonite ± aragonite. Nearly all mafic...temperatures lower than those attending glaucophane schist metamorphism in Shikoku. Tectonic blocks of amphibolite...solutions among grossular, almandine, and pyrope. Aragonite, nearly stoichiometric CaCO , is abundant in blueschists...lawsonite, sodic pyroxene, glaucophane-crossite and aragonite; in contrast, Sanbagawa schists contain in abundance |  | | Book (volume) | | town on Crystal Glen Creek⎯geodes (lines with Aragonite, Barite, Calcite, Chalcopyrite, pink Dolomite...minerals⎯Alstonite, Barite, Strontianite. ELIZABETHTOWN, area⎯Aragonite (fluorescent) ROSICLARE: c area mines, especially...fossils. There are no igneous or metamorphic rock outcrops in Indiana. The four great periods of glaciations...prismatic crystals of Marcasite, or 155 Indiana Aragonite crystals on Quartz crystals. (In some geodes,...R. country⎯Aragonite, Calcite, travertine. MARENGO, NE edge roof of Marengo Cave⎯Aragonite, Hydromagnesite |  | | Book (volume) | | town on Crystal Glen Creek⎯geodes (lines with Aragonite, Barite, Calcite, Chalcopyrite, pink Dolomite...minerals⎯Alstonite, Barite, Strontianite. ELIZABETHTOWN, area⎯Aragonite (fluorescent) ROSICLARE: c area mines, especially...fossils. There are no igneous or metamorphic rock outcrops in Indiana. The four great periods of glaciations...prismatic crystals of Marcasite, or 155 Indiana Aragonite crystals on Quartz crystals. (In some geodes,...R. country⎯Aragonite, Calcite, travertine. MARENGO, NE edge roof of Marengo Cave⎯Aragonite, Hydromagnesite |  | | Book (volume) | | also quarried a rough, porous flintstone from outcrops, especially around McArthur, Vinton Co., for making...Bolivar to Zoar Station, as nodules in limestone outcrops⎯flint. VINTON COUNTY AREA: c Swan Twp., on Upper...and 7 mi. N of jct. of Hwy. 283 with Hwy. 64⎯Aragonite. HUGHES COUNTY WETUMKA, area of Sec. 30, T. 8...Tri-State Dist. Mineral production⎯Anglesite, Aragonite, Barite, Calamine, Calcite, Chalcopyrite, chert...McCloud on Rte. 62 to Crater Lake: (a) area basalt outcrops⎯Natrolite; (b) draws, washes, slopes, etc.⎯Quartz |  | | Book (volume) | | Murphrees Valley, as a narrow strip of scattered outcrops about 5 mi. long⎯Manganese minerals. CALHOUN...area⎯Barite. CHEROKEE COUNTY CENTRE, area Miocene outcrops⎯tektites (dark green and dark blue tektites have...the Louisville and Nashville RR), area pegmatite outcrops⎯Muscovite mica; d SE Region: (a) B.T. Childers... R. 13 E, on S bank of a creek in the Hillabee schist⎯Arsenic, Arsenopyrite, Chalcopyrite, Copper, Gold...worked for gold.); d as minerals in a graphitic schist⎯Kyanite, Mica and Vanadium. 2 A Location Guide |  | | Book (volume) | | Murphrees Valley, as a narrow strip of scattered outcrops about 5 mi. long⎯Manganese minerals. CALHOUN...area⎯Barite. CHEROKEE COUNTY CENTRE, area Miocene outcrops⎯tektites (dark green and dark blue tektites have...the Louisville and Nashville RR), area pegmatite outcrops⎯Muscovite mica; d SE Region: (a) B.T. Childers... R. 13 E, on S bank of a creek in the Hillabee schist⎯Arsenic, Arsenopyrite, Chalcopyrite, Copper, Gold...worked for gold.); d as minerals in a graphitic schist⎯Kyanite, Mica and Vanadium. 2 A Location Guide |  | | Journal (article/letter/editorial) | | this paper to describe, in detail, the jadeite occurrence within the New Idria serpentine mass and, in...(1939) as small grains within quartz-albite-jadeite schist from localized metamorphic zones of the Franciscan...considerable interest, as it was the first recorded occurrence of massive jadeite on the North American continent...the boulders found by Bolander were derived from outcrops along the slopes of Clear Creek. A preliminary...(2) Jadeite veins cross-cutting albite-crossite schist inclusions. In these veins jadeite coexists with |  | | Book (volume) | | also quarried a rough, porous flintstone from outcrops, especially around McArthur, Vinton Co., for making...Bolivar to Zoar Station, as nodules in limestone outcrops⎯flint. VINTON COUNTY AREA: c Swan Twp., on Upper...and 7 mi. N of jct. of Hwy. 283 with Hwy. 64⎯Aragonite. HUGHES COUNTY WETUMKA, area of Sec. 30, T. 8...Tri-State Dist. Mineral production⎯Anglesite, Aragonite, Barite, Calamine, Calcite, Chalcopyrite, chert...McCloud on Rte. 62 to Crater Lake: (a) area basalt outcrops⎯Natrolite; (b) draws, washes, slopes, etc.⎯Quartz |  | | Book (volume) | | Murphrees Valley, as a narrow strip of scattered outcrops about 5 mi. longManganese minerals. CALHOUN...areaBarite. CHEROKEE COUNTY CENTRE, area Miocene outcropstektites (dark green and dark blue tektites have...the Louisville and Nashville RR), area pegmatite outcropsMuscovite mica; SE Region: (a) B.T. Childers... R. 13 E, on S bank of a creek in the Hillabee schistArsenic, Arsenopyrite, Chalcopyrite, Copper, Gold...worked for gold.); as minerals in a graphitic schistKyanite, Mica and Vanadium. 3 Alabama 4 A |  | | Report (issue) | | Atacamite 1965] INTRODUCTION CARBONATES Aragonite Malachite Strontianite Bismutite Cerussite Azurite...southwest of Custer by Page (7) p 166. 8. An occurrence of amblygonite at the Scott Rose Quartz mine...mingtonite is found as a constituent of Precambrian schist at the Golden West mine about four miles southwest...southwest of Rochford. Allsman (l} p 118. 4. An occurrence of cummingtonite at the Montezuma mine one mile...Grunerite is found as a constituent of the amphibole schist exposed at the Beecher No. 3-Black Diamond pegmatite |  | | Book (volume) | | Sciences Universidad Complutense de Madrid Madrid, Spain José Tomás Oliveira LNEG Amadora, Portugal ISSN...recently published Geological Map of Portugal and Spain, 2015, scale 1:1,000,000. v vi Editors and Volume...Fernando Simancas teaches at the University of Granada (Spain). His main research interest is in the structural...Geociencias (UCM, CSIC), Universidad Complutense, Madrid, Spain C. Aguilar Centre for Lithospheric Research, Czech...Oviedo, Oviedo, Spain J. J. Álvaro Instituto de Geociencias IGEO (CSIC-UCM), Madrid, Spain Maider Armendáriz |  | | Journal (issue) | | Post-compactional calcitization of molluscan aragonite in a Jurassic limestone from titative study to...subdivided into four gi-oups: weakly durable marble and schist; moderately durable basalt, granodiorite, gneiss...Cretaceous conglomerates contain rock types that renect outcrops in the nearby Peninsular Ranges; clasts vary from...ultradurable rhyolite clasts that do not occur in bedrock outcrops in the Peninsular Ranges. Evidently the rhyolite...weakly durable division is comprised of micaceous schist collected from roof pendants in the Peninsular |  | | Book (volume) | | toward S end of the Pine Nut Mts., area pegmatite outcrops Thulite (pink Zoisite), Topaz; extreme SE corner...Platinum. ELKO COUNTY CARLIN: area pegmatite outcrops in surrounding hillsRose Quartz; nearby, at...Silver minerals; area gravels, surfaces and outcropsCitrine, Rose Quartz, wonderstone; NW 8 mi....until the 1950’sGold, Lead, Silver; area rock outcropsRose Quartz. This mining dist. was located with...Pegmatite outcropsAquamarine, Beryl, etc.; ENE 5 mi., Bassett Hill, area pegmatite outcrops, pits, etc |  | | Report (issue) | | .................................... General occurrence ............................................................................................. Schist ................................................................... 103 Plate 13.-Dikes cutting schist near Keystone claim, Castle Dome Mts. 105 Plate................................... 182 Plate 26.-Schist south of Fortuna mine, Gila Mts .................Colorado near Ehrenberg. . In 1767. the King of Spain expelled the Jesuits from Arizona, and replaced |  | | Journal (issue) | | Eight specim ens at $10.00 ea. ARAGONITE. Minglanilla, Cuenca, Spain. Extrem ely clean, violet hexagonal...availabe, very limited supply as it was a one pocket occurrence). WITHERITE. Gaskin Mine, Pope Co., 111. A very...2x3 to 3x3. $40.00-360.00. PYRITE. Ambassaguas, Spain. Very fine cubes of com plex twinned brilliant pyrite...react, and crystals of C a C 0 3 grow: calcite, aragonite, and vaterite all may form depending on conditions...epidote, diopside, spinel). c — gneiss and mica schist with Alpine cleft minerals (quartz, adularia, anatase |  | | Book | | found in veins, dikes, stream gravels and benches, outcrops, and as "float" over the widespread lower surfaces...differing types of mineralizations, not only surface outcrops but deeply buried concentrations. He is trained...the large external surf ace features-mountains, outcrops, intrusions, extrusions, veins, dikes, and all...dark brown Thick flows, sheer cliffs, jagged outcrops Porphyritic (Cf. basalt) Feldspar phenocrysts;...Plu Anorthosite (Cf. gabbro) Dark Resistant outcrops Coarsely granular Feldspar dominant Blue feldspar |  | | Book | | empire to the other, but especially in northwestern Spain and Portugal, their techniques soon exhausted all...Particles from Mechanical Disintegration Type Occurrence Unconsolidated Consolidated Residuals Gravels...INTRODUCTION TO MINING AND MINERALOGY Type Occurrence Unconsolidated Residuals Residual clays,...rough country you are more likely to encounter outcrops or other rock exposures with indications of values...vary considerably in size and appearance. Some outcrops may be residual bodies, even small mountains of |  | | Book (volume) | | found by prospecting creeks, talus slopes and outcrops. 1.3.2 Sedimentary rocks Sedimentary rocks are...The chiastolite variety is common in the black schist of the hills near Armstrong. Crystals as large...rare. SG = 3.2, hardness = 7.5. Named after Andalusia in Spain. ANHYDRITE See Gypsum. Gemstones & Minerals...perfect basal cleavage and clean lines. ARAGONITE Aragonite is a type of hard (3.5 — 4), dense (SG =... For instance, oyster pearls are made out of aragonite, as is the bare skeleton of a coral. Found as |  | | Journal (issue) | | .....•••.•.•. . Ar....119 w. Tet■.Ute, Teruel, Spain. 6 sharp black xis. in Gypsum. Cllrt••• 4x2x2...leJ In as much as there is little or no rock outcrops visible on Long Island, it might be well to mention...termingled with black and white banded m gneiss and schist. Among these outcrop,w pings at Inwood, one will...also find limeto stone, dolomite and pegmatic mica schist. re AIi these rocks are of Igneous origin, but...619-640 640-645 645-650 650·670 • Pre.Cretaceous; Schist (rock) ....................................... |  | | Book | | carbonate called aragonite, and its famous pseudohexagonal twins from the province in Spain that gave the...Twin Crystals. Calcite. 2 Aragonite, a pseudohex- agonal twin. Spain. 3 Sanidine feldspar. 4 Cassiterite...type of such as serpentines. 1 Chisel along the schist line 2 Then use rock, the chisel as a lever. 3...either by hammering or by the pressure of a Find the schist planes, where there vise Use a fine chisel to...manganite — CLASS 6 Carbonates CLASS — aragonite, azurite, calcite, dolomite, magnesite. sidente |  | | Book (edition) | | minerals of Pennsylvania. Within mixtures of gneiss, schist and quartzite are red almandine garnets like those...wurtzite. This locality is the first wurtzite occurrence discovered in western Pennsylvania. According...Pennsylvania there is a roadside copper mineral occurrence that has been productive for years. The site...some of Pennsylvania’s fine Ordovician fossils at outcrops near Antes Creek, about 16 miles southwest of...quarry “A” 58 Broken shale along the roadway in outcrops near Antes Creek. A typical fossil found along |
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