 | | Journal (article/letter/editorial) | | massive sulfide (VMS) mineralization at Avoca in County Wicklow that has yielded around 100,000 tonnes...the southwest of Enniscorthy, notably in the Adamstown area included in this study (Fig. 1). West of...between a volcanic island arc that extended from County Waterford to the English Lake District and a back-arc...Mineralization Reported in the Southeast Ireland Study Area County Locality Setting/description/mineralogy Gold...various localities throughout the study area in County Wexford. For example, exploration results reported |  | | Report (issue) | | DESCRIPTIVE MINERALOGY OF PENNSYLVANIA 104 Na 2Al 2 Si3 Oi .2H 2 O; SiO 2 47.4, A1 2 O 3 26.8, Na...Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis: Fe 2 O3 CaO...Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses...Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia:...cut east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating |  | | Report (volume) | | follows official rockstratigraphic and time usage. Adamstown Member (name adopted) (of Frederick Limestone)...Mineralogists Special Publication 25, p. 83-112. Adamstown Member of Reinhardt (1974) adopted as middle of...Gravel (age changed) Miocene New Jersey and Pennsylvania Owens, J. P., and Minard, J. P., 1979, Upper...the northern Delmarva Peninsula, New Jersey, Pennsylvania, and Maryland, Chapter D jn Surface and shallow...Formation (age changed) Miocene New Jersey and Pennsylvania Owens, J. P., and Minard, J. P., 1979, Upper |  | | Report (volume) | | magnetite and minor amounts of tourmaline, zircon, ilmenite, and rutile. Representative modes are given in...sillimanite (or both), quartz, muscovite, albite, ilmenite, magnetite, and tourmaline. Hematite is not present...are commonly intergrown in an ophitic texture. Ilmenite, magnetite, and pyrite are present in minor amounts...1,940-foot knob, 2,500 feet (bearing 023°) from county line-Kamankeag Brook crossing. Magalloway Member:...known, but they 1nay have been derived from the Adamstown Granite of Green and Guidotti ( 1968) in the northern |  | | Report (issue) | | SINKING SPRING QUADRANGLE, BERKS AND LANCASTER COUNTIES, ' PENNSYLVANIA David B. Maclachlan Tracy V. Buckwalter...SINKING SPRING QUADRANGLE, BERKS AND LANCASTER COUNTIES, PENNSYLVANIA by David B. Maclachlan Staff Geologist...Buckwalter Deon B. Mclaughlin Cooperating Geologists PENNSYLVANIA GEOLOGICAL SURVEY FOURTH SERIES HARRISBURG ...1975 Copyright 1975 by the Commonwealth of Pennsylvania Quotations from this book may be publi~hed...quadrangle, a 58 square mile area west of Reading, Pennsylvania, based on information gathered in the field |  | | Report (issue) | | alteration has not destroyed the magnetite and ilmenite. The right kind of volcanics will show up as linear...scheelite. We don't have Attean, but we do have the Adamstown. Those tungstens, though, up to 3,000 ppm don't...it with. But in the southwest you may have some ilmenite, and a trace of cassiterite as the only iron magnesium...biotite? Yes. Are these ilmenite bearing, a lot of tin could be in ilmenite. I looked at a polished thin...cassiterite. You could have a couple percent tin in ilmenite. The ilmenites I looked at did not have the tin |  | | Report (issue) | | GEOLOGIC ATLAS of PENNSYLVANIA No. 168 LANCASTER QUADRANGLE JONAS and STOSE PENNSYLVANIA GEOLOGICAL SURVEY...TOPOGRAPHIC AND GEOLOGIC ATLAS of PENNSYLVANIA NO. 168 LANCASTER QUADRANGLE GEOLOGY AND MINERAL RESOURCES...the U. S. Geological Survey By ANNA I. JONAS Pennsylvania Topographic and Geologic Survey and GEORGE...'930 COPYRIGHTED 1930 by the Commonwealth of Pennsylvania ADDITIONAL COPIES of this publication may...Resources of the Lancaster Quadrangle, to form part No. 168 of the Geologic Atlas of Pennsylvania. The field |  | | Report (issue) | | near the end of Virginia State Route 656, Loudoun County, Va............. ...... ..... .. ........ . 16...Culpeper Crushed Stone quarry, Stevensburg, Culpeper County, Va. ............................................Culpeper Crushed Stone quarry, Stevensburg, Culpeper County, Va..............................................Sander quarry, 7 km southeast of Warrenton, Fauquier County, Va......... .... .. .... .... .. . .... .. . ...the Sander Basalt at the Sander quarry, Fauquier County, Va........................................... |  | | Journal (article/letter/editorial) | | nA n ter to s g e 404 Redin W n pluto 45°00' Adamstown pluton gn Lexing i ke x ple om c s Leucogranite-biotite...chlorite. Common accessory minerals consist of ilmenite, apatite, tourmaline, monazite, xenotime, graphite...garnet porphyroblasts consist of quartz, graphite, ilmenite and relict chlorite. Porphyroblasts can have inclusion-rich...history of the Arkansas River region, Colorado, USA. Acta Geologica Sinica, 83, 917–926. Cihan, M. &...Silurian–Devonian orogenesis in south-central Maine, USA. Geological Society of America Bulletin, 119, 1218–1231 |  | | Book (volume) | | 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...1978, The mineralogy of Pennsylvania, 1966-1975: Friends of Mineralogy, Pennsylvania Chapter, 304 p. Stalder...American Philosophical Society, Philadelphia, Pennsylvania Amherst College Library, Amherst, Massachusetts |  | | Book | | •■_ j DO NOT REMOVE CARDS FROM POCKET ALLEN COUNTY PUBLIC LIBRARY FORT WAYNE, INDIANA 46802 You may... or bookmobile of the Allen County Public Library. DEMCO ALLEN COUNTY PUBLIC LIBRARY iRB 1833 01629...and the Whitby Museum. Ken Sedman of Cleveland County Leisure Services Geology Department provided many...Cataloging-in-Publication Information is available Allen County Public Library Ft. Wayne, Indiana 10 987654321...Halysites INTRODUCTION The Painted Desert, Arizona, USA interest. It is a shame to think that much of our |  | | Book | | GOLD Butte County Del Norte County Humbolt County Lassen County Plumas County Shasta County Rules &...the Early Mines Siskiyou County Value of the Klamath River Mines Trinity County Other Areas 4. HOW TO...GoLD BUTTE COUNTY B=: County is one of the original counties in the state. The first county seat was at...Hamilton but when the diggings there played out, the county seat was moved to Bidwell’s Bar and then to Oroville...book, Where To Find Gold In The Mother Lode. Butte County has a rich mining history and is still producing |  | | Report (issue) | | A. : " On an Antimony Lode " On Inangahua County." Reefton, at Ibid., 88-90. pp. 1883. " Progress...Reefton Subdivision contains most of Inangahua County, including the whole of inhabited portion, as...census of 1911, 4,503 people lived in Inangahua County, while for those parts of Grey counties within...Brighton on the coast-line. Upper Blackball, Nobles, Adamstown, Squaretown, Antonio's Flat, and Maori Gully in...pound of the capital each claim, go to the County Council for the maintenance of roads, &c. won |  | | Report (issue) | | production of iron ore, coal, ees lead, zinc, copper, ilmenite, rutile, gold, silver, uranium and nickel. It...in the advancement of geological knowledge in the USA. However, although the Federal Government in 1927...mining fields. Other newcomers were taken from the USA and included Roland Blanchard who was a pioneer of...potential. In Victoria, geologist Lewis Weeks, from the USA, provided the expertise and stimulus leading to the...from represen‘tations, by the United Kingdom and USA, to the Federal Government for supplies for military |  | | Book | | from government agencies in France, Germany, the USA, Canada and England as well as several research institutions...Institute Moss Landing Hekinian, Roger CA 95039, USA 29290 Saint Renan, France E-mail: hekinian@wanadoo...Sehnde-Ilten, Germany 29280 Plouzané, France CA 95039, USA 22 Russel Street Toronto, Ontario, Ms5S 3Bi, Canada...Institute Institut fiir Geowissenschaften CA 95039, USA Universitat Kiel Olshausenstr. 40-60 24098 Kiel...Germany E-mail: ot@gpi.uni-kiel.de Houston, TX 77204, USA Department of Isotope Geochemistry Faculty of Earth |
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