 | | Journal (article/letter/editorial) | | 45, 1982, PP. 87 99 The Laytonville Quarry (Mendocino County California) exotic block: iron-rich blueschist-facies...University of Cambridge ABSTRACT. The Laytonville Quarry exotic block con- panying quartzites have become...recalculation, see the Appendix. THE Laytonville Quarry exotic block is the type locality for the minerals... Situated 8 km south of Laytonville (Mendocino County, California), the exotic block, originally 40 m...while the accomFIG. 1. Lithology of the Laytonville Quarry exotic * Present address: 20 Emery Street, Cambridge |  | | Journal (article/letter/editorial) | | discovered by Agrell at the Laytonville Quarry, Mendocino County, California, and named as such in Agrell...I. t t o w i e i t e localities I. Laytonville Quarry, Mendocino Co., California (Agrell et al., I965)...California (Chesterman, unpubl.) 7- Powers Quarry, Coos Co., Oregon (Muir Wood, 19771 8. Taneyama Mine...chemical analyses; two by Scoon (from Laytonville Quarry material) and a partial one by Aoki (on Japanese...many of the Laytonville Quarry assemblages, also in one rock from the Powers Quarry (Locality 6). (The compositions |  | | Journal (issue) | | Three Interesting Silicates from the Laytonville Quarry, California Robert J. Lauf Oak Ridge, Tennessee...silicate minerals were discovered at the Laytonville quarry, Mendocino Co., California, Agrell and coworkers...collector. Geology of the Laytonville Quarry The Laytonville quarry, Mendocino Co., California, contains...(Agrell, Bown, and McKie 1964). The Laytonville quarry exotic block represents a series of deep-ocean...French-Italian Alps; in meta-ironstone at Laytonville quarry, California (TL); and in quartzite near Sagarianis |  | | Report (issue) | | Lapis International, LLC East Hampton, Connecticut, USA Concept & Design Maximilian Glas, Starnberg, Germany...International, LLC P.O. Box 263 • East Hampton, CT 06424 • USA Phone 1.860.267.1512 • Fax 1.860.267.7225 www.lapisint...Silvio Lareida photo lapis International, LLC • USA Elbaite with quartz and a/bite; 6 cm high Grotta...Neapolitans." In the early 19th century, various European powers wrangled for dominion over Elba. Napoleon triumphed...for nine mineral species (see page 11): elbaite, ilvaite, pollucite, dachiardite-Ca, bonattite, minguzzite |  | | Report (volume) | | Geological Survey: vol. 4,1902; Garrett County, 1902; Cecil County, 1902. Baltimore, Md. Mexico, Institute...Jr.). [Maryland]. The physiography of Garrett County Md. Geol. Surv., Garrett Co., pp. 27-54, pis....Describes .the topographic and drainage features of the county, and discusses its physiographic history. 2 Adams...Knoydart formation (Eq-Devonian) of Antigonish County, Nova Scotia. N. S. Inst. Sci., Trans., vol. 10...the NeoCarboniferous or Permian strata of Pictou County, Nova Scotia. Can. Mg. Rev., vol. 21, pp. 160-162 |  | | Journal (article/letter/editorial) | | next-nearest-neighbor cations. For example, andradite, ilvaite, fayalite, and γ-Fe2SiO4 have FeO 6 bonded to SiO...Basaltic glass “SiO 2 ” Williams, Coconino Co., AZ, USA Macusanite* “SiO 2 ” Macusani, SE Peru Metamict zircon...4 Synthetic Synthetic Synthetic Crestmore Quarry, CA, USA γ-forsterite ( γ-fo) γ-fayalite (γ-fa) Silicate... Humite group Mg(OH,F) 2 .2Mg2 SiO4 Limecrest Quarry, Newton, NJ, U.S.A Kyanite (ky) Staurolite Topaz...Gerais, Brazil Minas Gerais, Brazil Topaz Mt., UT, USA Dehesa, San Diego Co., CA, U.S.A. Titanite (ttn) |  | | Report (issue) | | bibliography of Klamath Mountains geology, California and Oregon, listing authors from Aalto to Zucca for the years...---Other, and general........................ 148 ---County and district reports ............... 148 MINERAL...Sedimentology of the Montgomery Creek Formation, Shasta County, California: California Geology, v. 41, no. 11...concentrates, Condrey Mountain Roadless Area, Siskiyou County, California: U. S. Geological Survey, Open-File...and ore deposits of the Afterthought mine, Shasta County, California: California Division of Mines, Special |  | | Report (volume) | | deposits of Elkhorn mining district, Jefferson County, Mont., by W. H. Weed, with an appendix on the...xlii-lxii. The gold belt of the Blue Mountains of Oregon, by Waldemar Lindgren, pp. 551-776, pls. lxiii-lxxviii...Patton. 1902. 167 pp., 19 pls. 4. The forests of Oregon, by Henry Gannett. 1902. 36 pp., 7 pls. 5. The...144 pp. 204. Fossil flora of the John Day Basin, Oregon, by F. H. Knowlton. 1902. 153 pp., 17 pls. 205...pp. 53. Geology and water resources of Nez Perce County, Idaho, Part I, by I. C. Russell. 1901. 86 pp. |  | | Report (volume) | | Rock ................................. 22 Dexter quarry............................................ 24...inclosed Cambrian schists at the Saylesville granite quarry .........:......................... 31 Contact...from southwest to northeast through the limestone quarry. Prof. W. 0. Crosby, as the result of a brief visit...into a "Emerson, B. K., Geology of old Hampshire County: MOD. U. S. Geol. Survey, vol. 29, 1898, p. 18...Cheshire quartzite, of Cambrian age, in Berkshire County, Mass. It varies from white to pale flesh color |  | | Show/Event (guide) | | New York State Field Collecting: A Review of the Powers Farm and Treasure Mountain Locales by Michael Walter...2:45 R a r e - e a r t h mineralogy of the Mohave County pegmatites, NW Arizona byS.L. Hanson, A U. Falam;... 4:15 Natromontebrasite from the Meyers quarry, Fremont County, CObyM. I. Jacobson,.1, W Nizamoff,A. U...10:30 T h e Fengjiashan Wollastonite mine, Daye County, Hubei Province, China by B. Opens 10:45 N e w...Wisconsin minerals from the Nine Mile Pluton, Marathon County, Wisconsin by T W BuchholzA. U. Falster and WB |  | | Report (issue) | | Bibliography of Klamath Mountains Geology, California and Oregon, listing Authors from Aalto to Zucca for the Years...---Platinum ---Silver ---Other, and general ---County and district reports MINERAL DEPOSITS—NONMETALLIC...Sedimentology of the Montgomery Creek Formation, Shasta County, California: California Geology, v. 41, no. 11...concentrates, Condrey Mountain Roadless Area, Siskiyou County, California: U.S. Geological Survey, Open-File...and ore deposits of the Afterthought mine, Shasta County, California: California Division of Mines, Special |  | | Journal (article/letter/editorial) | | December 2014 THE FENGJIASHAN WOLLASTONITE MINE, DAYE COUNTY, HUBEI PROVINCE, CHINA. B. Ottens, Klingenbrun-Banhof...visited the Fengjiashan Wollastonite mine in Daye County, and a huge number of well-developed minerals have...occurs as amethyst—calcite, pyrite, chalcopyrite, ilvaite, apophyllite, stellerite/stilbite, hematite, datolite...that have not previously been reported. The Gole quarry, approximately 80 kilometers north of Bancroft...positive identification of kamotoite-(Y) from the Gole quarry was confirmed. In 1999, coauthor Fodi found some |  | | Journal (issue) | | Church and military of their traditional roles and powers in society. On February 18, 1858, the city of Tax...10 years. These rhodochrosites, associated with ilvaite and rarely with fluorite, came from the Ascencion...of the San Andres manto. In 2001 , specimens of ilvaite from Taxco reached the market. That year also saw...with a gangue assemblage of magnetite, hematite, ilvaite, epidote, pyrite and marcasite, the latter found...into chlorite, pyrite, pyrrothite, magnetite and ilvaite assemblages at deeper levels. The mantos at the |  | | Journal (issue) | | PETER ZODAC Contents for June, 1940 CHIPS FROM THE QUARRY .................................................collect specimens of the world's largest garnets. The quarry is atop Gore Mountain ( a certified slci run in...miles from DeKalb Junction is an abandoned feldspar quarry. Investigation showed extensive dum ps and a fine...on indefinitely, both collecting in St. Lawrence County and writing about it. Let it suffice that we obtained...specimens of sphalerite, py· rite, red willemite, ilvaite crystals in chlorite, anhydrite, galena and hematite |  | Rius, Jordi, Crespi, Anna, Roig, Anna, Melgarejo, Joan, Carles, (2009) Crystal-structure refinement of Fe3+-rich aerinite from synchrotron powder diffraction and Mossbauer data. European Journal of Mineralogy, 21 (1) 233-240 doi:10.1127/0935-1221/2009/0021-1895 | Journal (article/letter/editorial) | | structural unit. One example provided by this author is ilvaite, where at 295 K the Fe3þ and Fe2þ cations occupying...Fe2.5þ. The I.S. and Q.S. values for Fe2.5þ in ilvaite are 0.71 and 1.74 mm/s, respectively. In aerinite...which agree fairly well with those observed in ilvaite, so that the average oxidation state of Fe in PB...also supplied the following preliminary scattering powers (s.p.) in electron units (e): 26 at M1a, 20.4 at |  | | Book | | Sciences University of Washington Seattle, WA 98195 USA J.M.D. Coey Department of Pure and Applied Physics...University of New York Brooklyn, New York 11210 USA Library of Congress Cataloging-in-Publication Data...(Springer-Verlag, 175 Fifth Avenue, New York, NY 10010, USA), except for brief excerpts in connection with reviews...detail a particular mixed-valence iron silicate ilvaite, which like magnetite exhibits both electronic...Crystallographic and Magnetic Phase Transitions in Ilvaite, a Mixed-Valence Iron Silicate S. GHOSE 9. Magnetic |  | | Report (volume) | | Maryland Geological Survey: vol.. 10; Anne Aruiidel. County. Baltimore, Md. Mazama, vol. 5; no. 3.. Poutkind...Chicago, 111. West Virginia Geological Survey: County Reports, Barbour-Upshur:Randolph. Morgantown, W...on back of topographic map], New York (Suffolk County), Moriches quadrangle (Camp Upton edition), U....1918. 24. The1 Santo- Tomas cannel; coal, Webb County, Texas: U. S. Geol. Survey, Bull. 691,. pp. 251-270...W., and Waite, V. V. 59. The geology of Runnels County: Texas, Univ., Bull. no. 1816, 64 pp., 4 pis. (inci: |  | | Journal (issue) | | meteorites 326 МANOR А VENUE CLANFORD, NJ 07016 USA Tel (098) 276-2155 Fax (098) 276-8951 FalkoBaatz...1975) [57). 4. Behoite Honeycome Hills, Utah, USA (Montoya, 1964). Е.1. Nefedov described the mineral...[26). о 9. Beryllonite Mckean, Stoneham, Maine, USA (Dana, 1888). о Burpala, Northem Pribaikalie (Semenov...in material from pegmatites Paris, Maine State, USA (Penfield, 1886, 1894). Mokrusha, Murzinka Region...1868) [36). 41. Danalite Rockport, Massachussets, USA (Cooke, 1866). The Imalka 1944) [39). 42. Genthelvite |  | | Book (volume) | | chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte...petrified wood. CASS COUNTY WEEPING WATER, SE, on rd. to Nehawka, in the Snyderville Quarry chalcedony, jasper...jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara R. and Minnechaduza...gem qualityagatized and opalized wood. DAWES COUNTY CHADRON, in N part of Co. and as far W as Crawford...woods, etc. DAWSON COUNTY GOTHENBURG, in sand pitspetrified palm wood. DEUEL COUNTY CHAPPELL, all regional |  | | Book | | searching for silver near Lake Sanford in Essex County discovered magnetite in 1826, but an excess of...Rochester; the main Public Library of Buffalo and Erie County; and the Crandall Public Library (Holden Research...ciifce—Westchester County.................. Tne McLear pegmatite—5t. Lawrence County.....................Tilly Foster magnetite mine near Brewster, Putnam County..................................................Counties.. Sterling mine, near Antwerp, Jefferson County................. Clinton hematite............. |  | | Journal (issue) | | Gordonsville zinc mines, near the town of Carthage, Smith County, Tennessee. Relatively little top-qualitymaterialfrom...stone units are well-developed in parts of Smith County and adjoining areas. The average thickness of the...the drilled portion of the upper Knox in Smith County is made with the ore-bearing Mascot and Kingsport...and several in the USA, especially Montana, Colorado and, most recently, King County, Washington. Because...the recently discovered pyrite locality in King County, Washington, are clearly striated and leave no |  | | Journal (issue) | | The crystal is 0.4 mm across. From the Council Quarry, Wycheproof, Victoria. Ian Beckwith collection...Wycheproofite (orange fibrous), from the Council Quarry, Wycheproof, Victoria. The speci men is 1 cm across...mineral from Mount Mica and Black Mountain Oxford County, Maine. Ameri can Mineralogist, 78, 653-656. Australian...4)4.l2H2O, a new mineral from Mount Mica, Oxford County, Maine and new data on gainesite. Canadian Mineralogist...Stewart mine. Segregations of greasy black manganoan ilvaite containing up to 14.7 weight percent MnO are present | | | Book | | searching for silver near Lake Sanford in Essex County discovered magnetite in 1826, but an excess of...Rochester; the main Public Library of Buffalo and Erie County; and the Crandall Public Library (Holden Research...pegmatite-Westchester County .......... . The Mclear pegmatite-St. Lawrence County .......... . Minerals...Tilly Foster magnetite mine near Brewster, Putnam County .................................... . Hematite...Counties .. Sterling mine, near Antwerp, Jefferson County ......... . Clinton hematite ................. |  | | Catalog/List | | Mammoth-Saint Anthony Mine, Tiger, Pinal Co., Arizona, USA Named by the Romans for the area of Scotland beyond... Flambeau Mine, Ladysmith, Rusk Co., Wisconsin, USA This is one of the Chalcocite crystal groups saved...Himalaya Mine, Mesa Grande, San Diego County, California, USA San Diego County doesn’t just raise Avocados and...District, Beaver Dam Mountains, Washington County, Utah, USA Distinctively unique as a specimen can be...Tennessee Ba-F-Pb-Zn Dist., Smith Co., Tennessee, USA A large 3.75 inch (9.55 cm) cube featuring a very |  | | Journal (article/letter/editorial) | | . . . . . . . . . . . . . . . . . . . . . .. Ilvaite. . . . . . . . . . . . . . . . . . . . . . . ....to warrant its identification as gudmundite. Ilvaite. The very few, small, disseminated grains of this...contemporaneously and/or subsequently, by the natrolite. Ilvaite is an accessory mineral in the rock and generally...occasional observation of a slightly corroded ilvaite grain enclosed in an ore nest suggests that the...the ore minerals may be later than the ilvaite. Zonal textures in ore aggregates. Most of the ore aggregates |
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