 | | Journal (article/letter/editorial) | | Study of the Pegmatites of the Middletown Area, Connecticut D. G. BROOKI~S Department of Geology, Kansas...18, 1969 Abstract. The pegmatites of Eastern Connecticut have a mineralogy consistent with a magmatic...geochronologic method. t~b-Sr measurements on early stage pegmatite minerals indicate an age of 258 • 1 m.y. with...734 ~: 0.0096. Previously reported K-Ar and U, Th-Pb ages for pegmatite minerals are 249• 8 m.y. and 260:[:...at variable distances from the Sbriekland Quarry pegmatite have remained essentially closed systems with |  | | Journal (article/letter/editorial) | | THIRTEENTH L A K E QUADRANGLE, WARREN COUNTY, NEW Y O R K . V. H. Collins and J. S. Collins, R . D . 1,...Schaller, W. T . 1932. Serendibite from War ren County, New York and its paragenesis. Amer. Min. 17:457-465...IN T H E LOCKPORT FORMATION I N MADISON COUNTY, NEW Y O R K . W. P. Dossert and S. C. Chamberlain, Institute...composite alkalic intrusive ex posed in Marathon County, Wisconsin. The complex con sists of four intrusive...throughout the Wausau complex. I n the massive pegmatite, it commonly forms brown prismatic crystals surrounded |  | | Journal (article/letter/editorial) | | DISTRICT (CONNECTICUT) J. de BOER Department of Geology, Wesleyan University, Middletown, Connecticut 0645...0645 7, USA and D.G. BROOKINS Department o f Geology, University o f New Mexico, Albuquerque, New Mexico...Mexico 87106, USA Received 19 January 1972 Revised version received 5 April 1972 Presently available paleomagnetic...occurrence of radiometrically dated pegmatites in Connecticut with sufficient magnetic mineral contents provided...in the crystalline highlands near Middletown, Connecticut. Their petrology and geologic setting have been |  | | Report (issue) | | RESTON 3 Ifllfl QDD5M3DS v/ { XJ ~V) r- o >- )p /K f ^ f.< A Glastonbury Gneiss Body, a Modified Oliver...South-central Massachusetts and North-central Connecticut: Petrology, Geochemistry, and Origin by Gerhard...the Bronson Hill anticl inorium in south-central Massachusetts and north-central Connecticut, consists...metavolcanic rocks. An Rb-Sr whole-rock isochron age of 383+ k] m.y., with ~ has been determined^ Sr/ Sr = 0.7093......................^...... Act ».e>u/K 1 3 9A Reg iona 1 GeologV ..................... |  | | Journal (article/letter/editorial) | | Colorado 80210 markivanjacobson@gmail.com No pegmatite mineral collection is complete without octahe-...Fluorite is almost always a late-stage mineral in pegmatite cavities, forming a colorful, attractive icing...the Conway Granite, near Red Stone quarry, Conway, Carroll County, New Hampshire. Henry Minot specimen...training, with a long-term specialty in collecting pegmatite minerals. He currently works in Chengdu, Sichuan...13 August 2013 2 Locality Parental Granite Pegmatite Class Mineral associates of significance Crystal |  | Harmon, Russell S., Lawley, Christopher J.M., Watts, Jordan, Harraden, Cassady L., Somers, Andrew M., Hark, Richard R. (2019) Laser-Induced Breakdown Spectroscopy—An Emerging Analytical Tool for Mineral Exploration. Minerals, 9 (12) 718 doi:10.3390/min9120718 | Journal (article/letter/editorial) | | North Carolina State University, Raleigh, NC 27695, USA Natural Resources Canada, Geological Survey of Canada...SciAps Inc., 7 Constitution Way, Woburn, MA 01801, USA; asomers@sciaps.com Institute for the Preservation...Heritage, Yale University, West Haven, CT 06516, USA; richard.hark@yale.edu Correspondence: rsharmon@ncsu...for the surrogate samples that were prepared from quarry sands of similar chemical composition to the ore...CA, USA), or one of the Z-series handheld analyzers manufactured by SciAps Inc. (Woburn, MA, USA). One |  | | Report (issue) | | Alexander Falster, pegmatite specialists from the University of New Orleans in Louisiana (USA), with the lowdown...pegmatites. Most ore beryl occurs in massive pegmatite zones where crystals may reach considerable size...can be found adjacent to the core margin of the pegmatite and in Suggested Chromophores for Beryl Color-generating...crystal has been recorded from the Alger quarry in New Hampshire (USA). The crystal weighed 455 kilograms... 8.4m: The largest beryl crystal at the Bumpus quarry in Maine was 8.4 meters long, 1.9 meters in diameter |  | | Report (issue) | | South-central Massachusetts and North-central Connecticut; Geochemistry, Petrogenesis, and Isotopic Age...South-central Massachusetts and North-central Connecticut: Geochemistry, Petrogenesis, and Isotopic Age...south-central Massachusetts and northcentral Connecticut. (Geological Survey professional paper ; P-1295)...Domes (Geology) Connecticut. 2. Domes (Geology) Massachusetts. 3. Gneiss Connecticut. 4. GneissMassachusetts...Monson Gneiss Ammonoosuc Volcanics Partridge and Collins Hill Formations Glastonbury Gneiss Structural character |  | | Report (issue) | | thesis. Ackerman, Walter, 1953, Louis Beryl Pegmatite, Custer County, South Dakota: Rapid City, South Dakota...Ackerman, W.C., 1952, Peerless Pegmatite, Keystone, Pennington County, South Dakota: Rapid City, South...S. thesis. Ackerman, W.C., 1953, Louis Beryl Pegmatite, Black Hills, South Dakota [abs.]: Geological...map and sections, Burnt [Burt?] Mica Mine, Custer County, South Dakota: U.S. Geological Survey Open-File...Joralemon, Peter, Stopper, R.F., and Hall, W.E., Pegmatite investigations 1942-1945, Black Hills, South Dakota: |  | Strickland, By Ariel, Wooden, Joseph L., Mattinson, Chris G., Ushikubo, Takayuki, Miller, David M., Valley, John W. (2013) Proterozoic evolution of the Mojave crustal province as preserved in the Ivanpah Mountains, southeastern California. Precambrian Research, 224. 222-241 doi:10.1016/j.precamres.2012.09.006 | Journal (article/letter/editorial) | | Ivanpah Mountains, southeastern California By Ariel Strickland a,d,∗ , Joseph L. Wooden a,b , Chris G. Mattinson...mineral assemblage in these rocks (sillimanite + K-feldspar, muscovite absent). This paper shows (1) multiple...E-mail address: strick@geology.wisc.edu (B.A. Strickland). 0301-9268/$ – see front matter © 2012 Elsevier...and DePaolo, 1987; Wooden and DeWitt, B.A. Strickland et al. / Precambrian Research 224 (2013) 222–241...province (Barth et al., 2000; Bryant et al., 2001; Strickland et al., 2009; Shufeldt et al., 2010). Therefore |  | | Report (issue) | | International, LLC P.O. Box 263, East Hampton, CT 06424, USA Phone 1.860.267.1512; fax 1.860.267.7225 www.lapisint...CHRISTIAN WEISE VERLAG, GERMANY AND LAPIS INTERNATIONAL, USA Tourmaline ♦ History ♦ Mineralogy • Tourmaline...University. All rights re served. Photo by William K. Sacco 4 By 1717 gem tourmaline was being referred...spelling of the old word turamalin to tourmalin. Hill coined the term tourmaline garnet in 1771 in reference...University. All rights reserved. Photography by William K. Sacco 5 For about fifty years, tourma line was |  | | Journal (article/letter/editorial) | | well-exposedsequenceof sheared,metamorof crystal-lithictuff, feldspar phosed,and gently dippingvolcanic,volcaniclastic...southernmost end These are reminiscentof the K-feldspar,sericite, of a progressive changein styleof volcanism... Coarse-grained, porphyriticgranite,pegmatite,aplite pegmatite and aplite Intrusive Silurian? or Ordovician...BaggsHill Granite Foliatedgranite,granophyre,quartz-feldspar porphyry Piglet Brook Rhyolite Bay du Nord Group...'+,' ,, %.;. Granite ½;4 X X >4X X /4: ILVER HILL •/54 //X ZONE X Mineral showings .// / /. --/' |  | | Book | | of the] FM-TGMS-MSA Wulfenite Symposium (chairman: K. Wenrich) 21:98100 Abstracts of the FM-TGMS-MSA Symposium...(chairman: K. Wenrich) 22:65-69 [Abstracts of the] FM-TGMS-MSA Symposium on Garnet (chairman: K. J. Wenrich)...ADULARIA Adu Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73...localities: Baveno, Italy 14:157168 ALBITE Davis Hill near Bancroft, Ontario: an occurrence of large nepheline |  | | Journal (issue) | | smoky quartz, 10 cm tall, from the Yucca Hill claim, Park County, Colorado. Richard A. Kosnar specimen;...r a d o Onta rio , Can ad a K O K IYO ( 6 1 3 - 4 7 3 - 4 3 2 5 ) Fra n k & W e n d y M e la n s o n ...significant mineral localities in C o l o r a d o ,by county. In addition, there is a complete listing o f all...comments are invited. COLORADO LOCALITY INDEX BOULDER COUNTY Caribou Mine Caribou (near Nederland), Caribou...(Azurite, Malachite, Cerussite, Galena) Gold Hill Gold Hill District (Nagyagite, Hessite, Petzite, Altaite |  | | Journal (article/letter/editorial) | | Copyright © 1998 Elsevier Science Ltd Printed in the USA. All rights reserved 0016-7037/98 $19.00 1 .00 Pergamon... Washington 99352, USA 2 Shepherd Miller, Inc., Fort Collins, Colorado 80525, USA (Received February...chemistry in the Middendorf aquifer (Lee and Strickland, 1988; Murphy et al., 1992) and overlying 1...coarser-grained and poorly sorted, and they contain feldspar and mica. Silt and clay are minor components in...(mg/L) CI (mg/L) Ca (mg/L) Fe (total, lab, mg/L) K (mg/L) Mg (mg/L) Mn (mg/L) Na (mg/L) SiO2 (mg/L) Zn |  | | Journal (article/letter/editorial) | | of pelitic rocks in such a terrain in eastern Connecticut, part of a belt extending north through Massachusetts...element of late Paleozoic metamorphism. Eastern Connecticut is an amphibolite-facies terrain in which domes...Published with permission of the Director of the Connecticut Geological and Natural History Survey. (Joonul...sillimanite-orthoclase isograd mapped in south-eastern Connecticut cuts across the strike of the major Ordovician...Cambrian (?) and Ordovician units in south-eastern Connecticut were affected by the reaction: muscoviteM+quartz+sodic |  | | Journal (article/letter/editorial) | | the lithological and geochemical controls on pegmatite formation, to explore the mechanisms of fractionation...Southwest England J. C. Ø. Andersen*, R. J. Stickland, G. K. Rollinson Camborne School of Mines, University of...deposit, Southern Cameroon using QEMSCAN K. F. E. Anderson*, G. K. Rollinson, F. Wall, C. J. Moon Camborne...NAN RK, 6, 110–116. Tashenov, K. T. 1989. Alma-Ata, 25 pp. Tashenov, K. T. and Kozhakhmetov, A. E. 1991...VASKhNIL, Moscow, Russia, 35–39. Uzdenbayev, Zh. K., et al. 2008. Abstract volume of IV Conf. on ‘Naukai |  | | Journal (article/letter/editorial) | | (Dahl et al. 2005) are also shown. BFG = Biotite-feldspar gneiss; BMG = granite at Bear Mountain; BMD and...staurolite; KY = kyanite; SIL = sillimanite; KFS = K feldspar. Lower right inset: generalized lithotectonic...abbreviations: Bt = biotite; Chl = chlorite; Fsp = feldspar; Gt = garnet; Ms = muscovite; Mnz = monazite;...based on separates obtained from metapelite PR-1. K/Cl, K/Ca, and apparent age are shown for each thermal...chlorite; Cld = chloritoid; Grt = garnet; Kfs = K-feldspar; Ms = muscovite; Prl = pyrophyllite; Qz = quartz; |  | | 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...gem-producing areas in the United States, admittedly. Connecticut has produced a few tourmalines, aquamarines,...However, San Diego County, California, is arguably the most important gem-pegmatite district in North |  | Ruzicka, Alex, Grossman, Jeffrey, Bouvier, Audrey, Herd, Christopher D. K., Agee, Carl B. (2015) The Meteoritical Bulletin, No. 101. Meteoritics & Planetary Science, 50 (9) 1661 doi:10.1111/maps.12490 | Journal (article/letter/editorial) | | Department of Geology, Portland State University, Portland, Oregon, 97207-0751, USA 2 NASA Headquarters...3E46, 300 E Street, SW, Washington, D.C., 20546, USA 3 Western University, Department of Earth Sciences...New Mexico, Albuquerque, New Mexico, 87131-0001, USA Abstract: Meteoritical Bulletin 101 contains 2639...amount of orthopyroxene (Fs13.9Wo0.7), 6 vol% of feldspar (Ab70.3), poikilitically enclosing olivine and...Alkali Flat 32°18.360’N, 108°54.228’W New Mexico, USA Found: 2011 Mar 7 Classification: Ordinary chondrite |  | | Journal (issue) | | Menzies Pink topaz from the Thomas Range, Juab County, U ta h .........................................TOPAZ crystals to 4 cm, on matrix, from Ghundao Hill, Mardan district, Pakistan. F. John Barlow collection;...26, January-Fehruary, lt> Wtaaks for Collectors! k>(EEEE Glossary of 5r» «E» St* *F MINERAL SPECIES...North Star Minerals Oceanic Linkways Olson, Donald K and Assoc. Packaging Store Pala International Pala...cCarthy's Fossils Mid Iowa M inerals & Fossils M iner K - France M ineralien Zentrum GMBH - Germany Miner |  | | Journal (article/letter/editorial) | | wedge Jessica C. Errico • Jaime D. Barnes Ariel Strickland • John W. Valley • Received: 1 February 2013...Texas, Austin, TX 78712, USA e-mail: jessica.errico@gmail.com A. Strickland J. W. Valley Department...WiscSIMS, University of Wisconsin, Madison, WI 53706, USA rock. Oxygen isotope thermometry using chlorite...exposed in sea cliffs or protruding out of the grassy hill slopes. Block– matrix contacts are rarely observed...Tsujimori et al. (2006), W = Wakabayashi (1990), and K = Krogh et al. (1994). Eclogite blocks from Ring Mountain |  | | Journal (issue) | | .............469 by J. C. Rota P int's quarry, Black H a w k C ou n ty, Iow a ...............................................................488 B o o k r e v ie w s ......................................November-December, 198 G reat P o c k ets: T h e "B r id a l C h a m b e r " La k e V a l l e y , N ew M e...the camp and sent 16 men to permanent rest on the hill above the lake (.Republican, 1883a). “ The brutality...36. FOUNTAIN, A. J. (1882) Report o f Doha Ana County: Bureau o f Immigration o f the Territory o f New |  | | Book (volume) | | ........................ 83 The History of Lord Hill, Black Mountain, Mount Apatite, and Nathaniel H...... 315 Duane L. Leavitt The Bennett Pegmatite, Oxford County, Maine . ...............................permanent photographic exhibits in the northeastern USA. The Shaubs have been active in ornithological research...gratefully dedicated. Gene Foard (right) at Swamp #1 quarry, Topsham. Gene Foard speaking with Frank Perham...Gene Foard with Yan King, 1994 (left) at Nevel quarry, Newry. In Memoriam Gene Foord Gene [Eugene Edward] |  | | Journal (issue) | | Three mine pegmatites, Ramona district, San Diego County, California ............................101 by...Three property in the Ramona district, San Diego County, California. This mine, strictly speaking, is developed...the Little Three main dike, one of five major pegmatite dikes on the property. All five dikes have been...been mined for gem-quality and specimen-quality pegmatite minerals. The Little Three property is world-famous...dark green elbaite, some pink and red elbaite, K-feldspar and cleavelandite (albite) have also been produced |
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