 | | Journal (article/letter/editorial) | | stilpnomelane is an iron silicate which has been described from a number of iron mining districts where...occurs usually as a vein mineral, in iron formations, or in iron ore. Lately, however, it has been described...almost golden brown varieties have been called chalcodite, though structurally they are stilpnomelane,...634,7935. 2 Hendricks, S. B., Concerning tlle crystal structure of kaolinite, AlrOB.2SiOr.2HrO, and the...Lambertville, N.J. Described by Shannon (4) as chalcodite. The original analyzed samples No. 84735 and |  | | Report (volume) | | ............................................. Michigan ............................................................................................. Michigan ............................................................................................. Michigan ..........................'...... ....I.........Hematites of Alabama, McCalley, 3819. Iron ore mines in Jefferson County, Castlcnian, 777. Leaf impressions...Solaridze, from Alabama, Aidrich, 72. New. meteoric iron from Alabama, Foote, 1868. New snake from the Eocene |  | | Report (volume) | | Maryland Geological Survey, Vols. I-III. Allegany County. Baltimore, Md. Maryland State Weather Service:...City of Mexico. Michigan, Geological Survey, Arols. A^-VII. Lansing, Mich. Michigan, State Board of Geological...physiography of Allegany County [Maryland], Md. Geol. Surv.,. Allegany County, pp. 27-56, pis. i-vi, figs...Describes the topography and drainage features of the county and discusses the stages of its physiographic history...of nepheline-syenite, mentions the occurrences of iron-ore bodies, and gives their chemical analyses. |  | | Book | | Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska...chert, flint, jasp-agate, jasper, quartzite, rock crystal, amethyst, chrysoprase, opal, etc.), serpentine...clear red carnelian, purple amethyst, and rock crystal-all mounted in heavy gold settings that were further...playas near Jebel Abu Diyeiba, along with rock crystal and amethysts. During the ensuing 2,000 years,...out of turquoise, malachite, lapis lazuli, rock crystal, onyx, and agate, especially valuing the deep red |  | | Report (volume) | | anonymous papers, placed at the end of Part I Co. county cos. · counties CORPORATE AUTHORS. Am G American...Gold Log mine: Bastin, 16a Granites: Watson, 10 Iron: Chauvenet, 86; Eckel, 06b; Gesner, 76; Hunt, 83b;... Alabama-Continued. Economic geology-Continued. Iron: hematites: McCalley, 97a; Birmingham district:...10 Innoko-Itarod region; Eakin, 13b; Maddren, 11 Iron Creek region: Smith (P S), CYla, 098 Juneau district:...Martin ( G C), 12a Innoko-lditarod region: Eakin, 13b Iron: Whittier, 17 Haines: Knopr, lOc Kenai Peninsula: |  | | Book (edition) | | important information on original references. crystal structure and type localities. Advances in technology...File, 1601 Park Lane. Swarthmore, Pennsylvania, USA. Introduction This volume is the third edition...fully charac terizing a mineral species , t he crystal system. u n i t cell dimensions anJ formula unit...the user is referred to t hat index for further crystal structure and X-ray di ffraction data. The type...increasing hyd rat ion . Several metals , particularly iron and sometimes manganese, being widespread chemical |  | | Book (edition) | | assistance given him by Professor Edward S. Dana. Crystal Drawing given in Appendix table has been added...chapter on Crystallography, the different types of crystal forms are described under the now accepted thirty-two...HYDROCARBON COMPOUNDS APPENDIX ON THE DRAWING A. OF CRYSTAL FIGURES APPENDIX 649 B. TABLES TO BE USED IN...Characters of Crystals, 1899. Reeks. Hints for Crystal Drawing, 1908. Sadebeck. Angewandte Krystallographie...Constitution, 1910; Crystallography and Practical Crystal Measurement, 1911. Viola. Grundziige der Kristallographie |  | | Report (volume) | | alifornia anada: anadian ' enlmlblatt incinnati county collection colle e lorado congress onue ticut co...LITERATURE ON NORTH AMERICA, 1785-1918, Iron Steel Inst, J Iron ancl Steel Institute, Journal. London....Pottsville cientltic As ociation , S c h u y I k i 11 County, Pa., Bullet in [only one numbe r published, 1...Co: 27-56 (JO 0 ) 02 The ph ysiography of Garrett County. M<.l G S, Ganett o: 27-54 (1902) 03 Die Faii -Linl... Pop Sc Mo '7 : 257-268, port (18915) 0 7 Th e iron -ore d eposits ot the Ely trough , Vermilion Range |  | | Journal (volume) | | there exploded by an electric sparlc. A galvanized iron tank (the means carbnretor) contains a small...Notes. situation. The northwest corner of the county is 36 miles southeast of Sacramento city, while...north divides the county from Amador, while the Stanislaus river separates the county from Tuolumne on...southwest, and 32 miles across its western border. The county contains 622,000 acres. cisco, Altitude. The...and its tributaries in the northern part of Curry county, Oregon. Mr. Gordon shows rich specimens of gold-bearing |
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