 | | Journal (article/letter/editorial) | | Activity in the Variscan Karkonosze Massif and Its Eastern Metamorphic Cover (SW Poland) Stanisław Z. Mikulski...Research Institute, Rakowiecka 4, 00-975 Warszawa, Poland Research School of Earth Sciences, Australian National...University, Żwirki i Wigury 93, 02-089 Warszawa, Poland; Jan.Wierchowiec@uw.edu.pl Correspondence: stanislaw...dating of the two main igneous rocks types in the Karkonosze Pluton, porphyritic and equigranular monzogranite...Michałowice) or/and metasomatic and hydrothermal (e.g., Kowary, Czarnów and Miedzianka) processes forming Mo- |  | | Journal (article/letter/editorial) | | minerals found in Ver mont slate. Figure 2. Slate quarry, Poultney; photo by Roger Bacon. The granite industry...decorator tiles. The Belvidere Mountain quarry, Low ell (Orleans County) is the most signifi cant locality...producers. The nearby hamlet of Eden Mills (Lamoille County) is the commonly given but incorrect name for the...the locality; it is near er to the quarry than the village of Lowell and is the last set tlement seen...locality from the south. The Belvidere Mountain quarry has produced worldclass crystals of grossular (the |  | | Journal (article/letter/editorial) | | Occurrence in Carroll County, Georgia" (November/December 1988). Banks County 184 ROCKS & MINERALS...Bentley provided many of the photographs. Baldwin County Milledgeville district—between the State Sanitarium...pit—east of S.R. 243 near the Baldwin-Wilkerson County line: kaolinite (Martin and Stafford, 1972). Cheatham...property—Route 3, Commerce, 4.8 km from the Jackson County line, 8 km east of Commerce on S.R. 59, and 0.8...[University of Calgary] at 09:55 07 August 2017 Barrow County Arnold mine—1.6 km northeast of Statham, near the |  | | Book (volume) | | publisher. Cover photograph: Fluorapatite, Pulsifer quarry, Auburn, Maine (2.2 cm specimen), Harvard Mineralogical...greater variety of minerals are found in Oxford County, alone, than anywhere else on Earth of comparable...than Maine's, as well. An area smaller than Oxford County in Murmansk Ob last, Kola Peninsula, Russia, has...clear to slightly blue topazes. However, San Diego County, California, is arguably the most important gem-pegmatite...American green and red gem tourmalines are from Paris, Poland, and Newry. These gems might qualify as world's |  | | Journal (article/letter/editorial) | | Alabama P.O. Box 0 Tuscaloosa, Alabama 35486 85° • County Seat ALABAMA'S MINERAL INDUSTRY began in 1818...iron furnace was built near Russellville, Franklin County, utilizing local brown iron-ore (goethite) deposits...Tennessee River Valley area near Huntsville, Madison County, the first such mineralogical description in the...1831 along tributaries of the Coosa River (Chilton County). Utilization of mineral resources in Alabama has...iron ore, clay, marble, bauxite, and Figure 1. County map of Alabama. Courtesy U.S. Geological Survey |  | | Report (volume) | | rocks________________________________________ Oligoclase tonalite_ ____ __ ____ ____ ________ ____ ___...Yorkville Quartz Monzonite________________________ Unnamed granites _____ ------______________________ Mafic...Muscovite pegmatite_______________________________ Unnamed granites_________________________________ Brevard...__ ______ ___ __ _________ ____ __ ____ ____ __ Lower sequence in the Piedmont____________________________...Monzonite_ _ _ _ __ ____________ _____ __ __ __ ____ _ Unnamed granites in the Inner Piedmont and Charlotte belts____ |  | | Journal (article/letter/editorial) | | change crossing the Great Smoky Thrust Fault to lower Paleozoic TRAVIS A. PARIS 5604 Malmsbury Road Knoxville...left). Calcite, 5.5 cm high, Elmwood mine, Smith County. Terry Huizing specimen, Jeff Scovil photo. Figure...(above). Fluorite, 13.1 cm wide, Elmwood mine, Smith County. Francis Benjamin specimen, Jeff Scovil photo....Smith County. Terry Huizing specimen and photo. Figure 4 (right). Cumberland mine, Smith County. Travis...associated with limestones and dolomites of the lower Ordovician-age Knox Group along the crest of the |  | | Report (issue) | | (Hornblende) 6~.7±2 m.y. Description and location: Unnamed pluton within the Talkeetna Mountains batholith...(Hornblende) 6:1.0±2 m.y. Description and location: Unnamed felsic to intermediate hypabyssal rocks. Dacite...(Amphibole) 438± 13 m.y. Description and location: Unnamed. Heterogeneous assemblage of altered mafic volcanic...Eberlein (1975). 1 Description and location: Unnamed. HE,terogeneous assemblage of altered mafic volcanic...Ordovician (Cara-:locian) to Description and location: Unnamed. HeterogeneUpper Silurian (Ludlovian) on the basis |  | | Report (issue) | | central Appalachians (Drake and others, 1988), with lower Paleozoic rocks of the Lehigh Valley segment of...MacLachlan and others (1975) for descriptions of the lower Paleozoic rocks, and Drake and others (1961), MacLachlan...others, 1993), and were again deformed with the lower Paleozoic rocks during the Ordovician Taconic orogeny...foreland basin, which was filled by Middle and lower Upper Ordovician flysch deposits (Drake and others...press). On the basis of chemistry, the quartz-oligoclase gneiss has been interpreted to be a sequence |  | | Journal (article/letter/editorial) | | INDEX Ecton, Staffordshire, serpierite, 882. Mells quarry, Frome, Somerset, calcite, 70. Roughten Gill, Cumberland...localities, p. 1078: Castle an Dinas quarry; Cripple's Ease quarry; Great Zawn, Zennor; Knill's Steeple...Mount ; Tregarden quarry, Luxulyan ; Tremearne ; and Tresayes. Devon Meldon railway quarry, metamorphosed...pit; Locks Cross, Sherberton Common ; Merrivale quarry; Sheltor ; and Staple Vor. WALES Benallt mine,...de Midelt, schorlomite, 775. Nigeria Gombe, oligoclase-andesine, titanaugite, spinel, 1024. Ohuma, |  | | Report (volume) | | Early Lower Mesozoic Jurassic (Mz) (J) Troassic (li) Late Moddle Early Upper Moddle lower Late...Moddle late Upper (P) Early lower Lale Moddle Early Upper Moddle lower PhaneroZOIC Pennsylvan1an...Late Upper (C) (M) Early lower late Moddle Early Upper Moddle lower Lale Moddle Early Upper Moddle...Siluroan (S) Ordavocian (0) Cambroan (£) Lower Lower Lower Late ProteroZOIC 3 IZ) Proterozoic (!?)...(23-26) 38 (34-38) 55 63 (54-56)(63-66) r- 96 Lower Perm1an - 0.010 2 (95-97)- 138 (135-141) |  | | Report (volume) | | the Northern Part of the Tenmile Range, Summit County Colorado GEOLOGICAL SURVEY Prepared in cooperation...the Northern Part of the Tenmile Range, Summit County Colorado By MAX H. BERGENDAHL CONTRIBUTIONS TO...Diorite________________-_-__------__-_-__-----___-__--__ Red oligoclase aplite__________________--------_--_---_---__...Porphyry, Elk Mountain Porphyry, Lincoln Porphyry, unnamed porphyry________________________________ . Str...THE NORTHERN PART OF THE TENMILE RANGE, SUMMIT COUNTY, COLORADO BY MAX H. BERGENDAHL ABSTRACT The Tenmile |  | | Report (issue) | | SIGNIFICANCE OF THE QUARTZITE ON PILOT MOUNTAIN, SURRY COUNTY, NORTH CAROLINA DAN WALKER. . . . . . . . . ....Leonard S. Wiener for providing some information on county roads at a critical time. iv CAROLINA GEOLOGICAL...Mountains, appears to be a metamorphic gradient, from lower grade toward the east to higher grade toward the...had cooled to greenschist facies conditions, or lower grade, possibly during the Alleghanian when the...Fig. 12) in the hinge zone are included in the lower stereonet diagram (i.e., all data), but were not |  | | Report (issue) | | central Appalachians (Drake and others, 1988), and lower Paleozoic rocks of the Lehigh Valley segment of...MacLachlan and others (1975) for descriptions of the lower Paleozoic rocks, and Drake and others (1961), MacLachlan... and were subsequently deformed along with the lower Paleozoic rocks during the Ordovician Taconic orogeny...destructive plate-margin setting (fig. 2). Quartz-oligoclase gneiss (Y2lo) of the Losee Metamorphic Suite...pegmatitic in aspect and were mapped as albite-oligoclase gneiss (Y2la). The origin of these rocks has |  | | Report (edition) | | cm tall; gem weighs 2 carats. From the Havey Quarry, Poland, MaifJ. e. Photo copyright 1995 by Wendell...on quartz crystals, 24 x JO mm;Jrom the Bennett Quarry, Buckfield, Maine. Mined in 1996 by Holden !Jrothers...much information on collecting sites in Oxford County. Numerous other collectors of Maine minerals also...Supplemental labels were added where necessary to show quarry sites, road names, and other useful landmarks....those which are still open. The words "mine" and "quarry" are often used interchangeably in discussing mineral |  | | Report (issue) | | DEPOSITS OF THE MATCHWOOD QUADRANGLE, ONTONAGON COUNTY, MICHIGAN By Robert F. Johnson and Walter S. White...sedimentary rocks 3 Portage Lake Lava Series 3 Unnamed formation 5 Copper Harbor Conglomerate 9 Nonesuch...DEPOSITS OF THE MATCHWOOD QUADRANGLE, ONTONAGON COUNTY, MICHIGAN ' ~ By Robert F. Johnson and Walter...The Matchvood quadrangle is in central Ontonagon County, just west of the Ontonagon River and its Middle...formations; from oldest to youngest, these include an unnamed formation consisting of mafic and felsic lava flows |  | | Book | | which is shared by Germany, the Czech Republic, Poland and Austria, has been focused on these industrial... Germany, Luxembourg, France, The Netherlands, Poland, the Czech Republic and Austria. Together with...Pegmatitic Rocks and Economic Geology Triassic Town Lower Permian + Upper Carboniferous Border IL Hof ...realms of the European Variscides from Portugal to Poland. In addition to the Hagendorf-Pleystein Pegmatite...K-rich pegmatitic upper portion and Na-rich aplitic lower zone of individual pegmatites. More recent theories |  | | Journal (article/letter/editorial) | | Authors are printed in SMALLCAPITALS, Subjects in lower-case roman, and Localities in italics. The minerals...rltungameteorite, metallography, 1139. Aroostook County, Maine, ganophyllite, 893. Arrojadite, Rhodesia...area, Singhbhum, India, 671. Big Creek, Fresno County, California, celsian, 914. BIGGAR (G. M.), Apatite...of pyrope from the Stockdale kimberlite, Riley County, Kansas, 450. BROUSSE (R.), see LEMAITRE(0.), xxviii...Antrim, ferrian chlorospinel, 948. Castle an Dinas quarry, Cornwall, tourmaline, 1078. Catron City, New Mexico |  | | Report (volume) | | General Geology of the Jackson Mountains Humboldt County, Nevada By RONALD WILLDEN CONTRIBUTIONS TO GENERAL...______________ Unnamed limestone..__________________________________________ Unnamed phyllite__ __--...Jackson Mountains and nearby areas in Humboldt County, Nev. Suggested correlation of the Tertiary rocks...the Jackson Mountains and other areas in Humboldt County. Nev. Page Index map.________________________...GENERAL GEOLOGY OF THE JACKSON MOUNTAINS, HUMBOLDT COUNTY, NEVADA By RONALD WILLDEN ABSTRACT The rocks exposed |  | | Report (issue) | | districts ______ -._-_____-_____-___._. Montgomery County, Md_-_-_---_---_-_-----------_-__--_-_-_Soldiers...___________ 715 716 716 718 719 720 721 721 722 723 Quarry descriptions.-___._-_-_-_-_-_-_---_-___--______-_...___--___-________--____.__.__ Cardiff "green marble" quarry...._._._-__________ Jarrettsville-Dublin district...descriptions_______________________________________ Montgomery County, Md___-_______________________.__ Etchison mine_____-_-...Choate mine._________________________________ Unnamed mine__.-___-___-_-_-__.__-_.___-____ Calhoun mine--------- |  | | Journal (article/letter/editorial) | | world-wide locality index. The localities are listed by county, followed by a listing of the most prominent minerals...Alleghany County. Howard Freeland specimen and photo. Rutherford pegmatite in Amelia County and the Lynch...Station locality (turquoise crystals) in Campbell County, are now closed to collectors. However, landowners...currently closed to collecting Albemarle County Alberene soapstone quarry—Alberene amphiboie asbestos, apatite...goethite pseudomorphs after pyrite Esmont slate quarry—Esmont dolomite, limonite pseudomorphs after pyrite |  | | Journal (article/letter/editorial) | | tuff cone Plate 1. Cones, emerged limestone, and quarry, Uvea Island 2. Shore flat and Lanutavake and Lalolalo...for one cinder cone and its associated flows of oligoclase andesite on Uvea Island. The low islands either...pyroclastics, and dikes. With the exception of the oligoclase andesite of the cinder cone and associated flows...lies along the eastern shore and also forms two unnamed islets off the western shore. The lava in these...on its eastern side. The erupting magma was an oligoclase andesite, as determined from a specimen collected |  | Moench, R.H., Pankiwskyj, K.A., Boone, G.M., Boudette, E.L., Ludman, Allan, Newell, W.R., Vehrs, T.I. (1982) Geologic map of western interior Maine. Open-File Report Vol. 1982 (82-656) US Geological Survey doi:10.3133/ofr82656 | Report (issue) | | magnesium-rich biotite, 50 percent normally zoned oligoclase-andesine, and accessory apatite and zircon. The...composed of about 25 percent quartz, 60 percent oligoclase, 5-10 percent biotite, minor muscovite, sparse...biotite; in sillimanite zone the plagioclase is oligoclase, and the phyllosilicates are well crystallized...nomenclature Western succession SEBOOMOOK FORMATION (LOWER DEVONIAN)--Typically composed of metamorphosed cyclically...unit; upward gradation is continous from the sharp lower contact of the light—colored sandstone or siltstone |  | | Report (volume) | | Mount Holly as described by Perry ( 1929). The lower part of the section contains gritty feldspathic...Because the regional metamorphism is biotite grade, lower greenschist-facies minerals are ubiquitous in the...above, in the steep cliffs above Black Pond. The lower contact with the Hoosac from Plymouth Union north...the Tyson dolostone, crops out in the western and lower Black River Valley, whereas the other crops out...these rocks contain relict biotite, well-twinned oligoclase, minor amounts of microcline, abundant quartz |  | | Journal (article/letter/editorial) | | Pengenna (Trewethen) mine, St. Kew: pitchsbone, oligoclase, 587 Sellatur, East Iceland: pitchs~one, anor-...azurite, olivenite, 428; coronadite, 343 Embleton quarry, Cockermouth: alunite, dickite, thaumasite, zunyite...scheelite, 921 Meldon aplite quarry, Okehampton: bavenite, 577 Meldon limestone quarry, Okehampton: scheelite...Rodilpark, South Harris: pegmatite with zoisite and oligoclase, 376 Sletteval, Loch Langevat, South Harris:...nah' Achlaise, Ledmore: cromaltite, 767 Lettermore quarry, Loch Loyal: nordmarkite, 389 Loch Bad ham Ban |
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