 | | Journal (article/letter/editorial) | | CHLORITOID FROM RAWLINSVILLE, LANCASTER COUNTY, PENNSYLVANIA Surt:ey,Washington,D' CANNaHrnrewnN,l [/...AssrRAcr Chloritoid. occurs in a mica schist near Rawlinsville, Pa. Measurements on the universal stage showed...The indices of refraction of chloritoid from Lancaster county are as follows: a:1.7t9, p:1.721 and.7:1.725...all +0.001. The formula calculated for the Lancaster County material on the basis of a chemical analysis...specimen of chloritoid schist near Rawlinsville, Lancaster County, Pa', in December 1939. The chloritoid |  | | Journal (article/letter/editorial) | | 1-25 006 0-82 3-75 1000 1. Rawlinsville, Lancaster County, Pennsylvania, U.S.A. Hietanen (1951, p. 867)...omitted from the calculations. 2. Mt. Herrick, Ira Township, Vermont, U.S.A. Zen (1955). Analyst: Byler. The...completely pure or containing minute traces of biotite were selected from crushed material for analysis...been omitted from the calculations. 5. Chatham County, North Carolina, U.S.A. Genth (1873, p. 399). Although...Indian Grave Mountain near Bull Mountain, Patrick County, Virginia, U.S.A. Genth (1890, pp. 49-50). Pure |  | | Journal (article/letter/editorial) | | Ceramic Technology, The Pennsylvania State University, University Park, Pennsylvania, U.S.A. (Received 11...mica-type minerals of similar Fe" content, e.g. biotite (b = 9.25 A (Walker, 1949)) and bavalite (b = 9...measurements on chloritoid from Rawlinsville, Lancaster Co., Pennsylvania, U.S.A., which, if correct, suggest |  | | Journal (article/letter/editorial) | | lorite-albite-microcline-quartz (5) muscovite-biotite-quartz-graphite (6) calcite-dolomite-chlorite-muscovite...the chloriteFe biotite pair, which in fact is not found in the area although biotite doesoccur (5). Data...in associationwith every other mineral except biotite. It occurs either in the bulk of the rock, or as...completely analogousmixedJayer structure between biotite and muscovite (Yoder and Eugster, 1953, p. 67);...rarity of biotite. Hietanen (1941,p. 144, 146)ieported chloritoid with albite and biotite in the Wissahickon |  | | Journal (article/letter/editorial) | | secondary chlorite, originating by the alteration of biotite and garnet through diaphthoretisation associated...phlogopite is of restricted occurence, whereas biotite is to be met with almost in every specimen. Not...the observation that during the regression of biotite to chlorite, copious amount of titania has been...porphyroblasts of garnets and sometimes also in those of biotite II. This mineral has not been identified specifically...fabric diagrams D 20, 21, 28, 27, 29), whereas biotite I flakes are found only on sl planes (D 24, 80) |  | | Report (issue) | | LEAD OCCURRENCES IN PENNSYLVANIA Robert C. Smith, II COMMONWEALTH OF PENNSYLVANIA DEPARTMENT OF ENVIRONMENTAL...ZINC AND LEAD OCCURRENCES IN PENNSYLVANIA Robert C. Smith, II PENNSYLVANIA GEOLOGICAL SURVEY FOURTH SERIES...1977 Copyright 1977 by the Commonwealth of Pennsylvania Quotations from this book may be published...published if credit is given to the Pennsylvania Geological Survey COVER ILLUSTRATION: Photograph of 1852 lithograph...STATE BOOK STORE, P. O. BOX 1365 HARRISBURG, PENNSYLVANIA 17125 PREFACE The purpose of this report is |  | | Journal (article/letter/editorial) | | 4a, 1 . 5 7 5B, 1 . 5 9 0r, 1 . 6 0 1 1.589 99. Biotite, K(Mg, Fe)3(Si,A1)4O10(OH), SiO,34.95,AlrO319.15...uranium mineralsfrom the Hillside Mine, Yavapai County, Arizona: Am. Minerol., 36, pp. 4-10. 42. rbid...Hreraxox, ANna, (1951), Chloritoid from Rawlinsville, Lancaster County, Pennsylv ania : Am. M iner atr.,36...Allanite from Yosemite National Park, Tuolumne County, California: Anr. Minerol.,36, pp. 238-242, anal |  | | Journal (article/letter/editorial) | | Epidote Calcite Garnet Magnetite hpatite Tourmaline Biotite Hematite Pyrite Total No. averaged Aluminous schists...pelitie schist with ehloritold but no associated biotite undergoing progressive metamorphism, most of the...any other manganese phase such as chloritoid or biotite (Makanjuola, 1967). Relevant data about these two...Hietanen, A. : Chloriteid from Rawlinsville, Lancaster County, Pennsylvania. Am. Mineralogist 86, 859-868...Triboulet, C. : Mise en @vidence de stilpnomelane, biotite verre et phengite chromif~re & l'ile de Groix, |  | | Report (volume) | | California. Economic geology. Chromite, El Dorado County: Cater, F. W., Jr. Healdsburg quadrangle: Gealey...W. K. Mercur~·, New Almaden mines, Santa Clara County: Bailey, E. H. San Francisco Bay counties: Bowen...Bowen, 0. E , Jr., 3 Mineral resources, Fresno County: Logan, C. A. Geologic maps. Bitterwater Cre€k area:...Am. Jour. Botany-American Journal of Botany. Lancaster, Pa. Am. Jour. Sci.-American Journal of Science...Annals-Association of American Geographers Annals. Lancaster, Pa. Assoc. Canadienne-Fran~aise Ay. Sci. Annales-Association |  | | Report (volume) | | described. Div. Mines, 1; Jenkins, O. P., Choctaw County, Highway 17 area: 3. Toulmin, L. D., Jr., 3. Minor:...analysis: KelH. D., 5. ler, W. D., 3. Talladega County, hematiteOklahoma, potash agstone, granite magnetite...ground water: Powham, C. E. ell, W. J., 4. Marengo County: Newton, J. G., 1. Core-drilling program, ChattanooMica:...J.,4. Excursion, Tertiary type-localiMontgomery County: Reade, ties: Rainwater, E. H. , 1. H. L. , Jr...Harris, H. B. trolled: Braunstein, J., 3. Escambia County: Cagle, J. W. ,Jr. Pollard field: Jones, W. B. |  | | Book (volume) | | rhodonite and barytes in vein cutting quartz-andesine-biotite-almandme-cordiente sillimanite gneiss, Clark Peninsula...minerals of Franklin and Sterling Hill, Sussex County, New Jersey. U.S. Oeol. Surv., Prof. Paper 180...CaMgSiO/j) from the Dewey Mine, San Bernardino County, California (Schaller, 1935). 1 The comjjosition...It is associated in monticellite alnoite with biotite, magnesium-rich olivine, melilite, augite, perovskite...monticellite skams in the Tres Hermanas Mountains, Lima County, New Mexico. Bull. Geol. Soc. Amer., vol. 69, p |  | | Report (issue) | | metallization in the Central mining district, Grant County, New Mexico, by W. R. Jones, R. M. Hernon, and...sediments of the Humboldt River Valley, Humboldt County, Nevada, by Philip Cohen________ 165. Variable...172. End moraines on Kittatinny Mountain, Sussex County, New Jersey, by James P. Minard____________________...water from the Ashley Valley oil field, Uintah County, Utah, by R. D. Feltis and H. D. Goode _______...Geology of the ~ount Wheeler mine area, White Pine County, Nevada, by Donald H. Whitebread and Donald E. |  | | Report (volume) | | are as follows: COLORADO. Mineralogy. Montrose County, uranium-vanadium deposits: Weeks, A. D., 13R....origin of hard hematite: Park, C. F., Jr., 6. Pennsylvania, eastern: Gray, C., 10. Use of index. In general...Iron, Cook County, titaniferous magnetite: Grout, F. F., 5. IRON. Minnesota, Cook County, titaniferous...Journal. Birmingham, Ala. Ala. Geol. Survey Bull.; County Rept.; Inf. Ser.; Map; Mus. Paper; Special Rept...Rept. Alabama Geological Survey Bulletin; County Report; Information Series; Map; Museum Papers; Special |  | | Report (volume) | | Atherton, M.P. (1968) The variation in garnet, biotite and chlorite composition in medium grade pelitic...garnet, Wlssahickon formation, Philadelphia, Pennsylvania. Can. Mineral,, 15, 243-249. 59 Cressey,...metamorphosed Triassic conglomerate in York County, Pennsylvania. Am. Mineral., 23, 430-435. Strens, R.G...breccias from the Blue Jay mine, Jamestown, Boulder County, Colorado. Am. Mineral., 37, 659-666. Ramdohr,...Piedmont. P r o c e e d i n g s "The Caledonides in the USA, IGCP project 27: Caledonide Orogen," V P I & SU |
|
