| Zachariáš, Jiří, Žák, Karel, Pudilová, Marta, Snee, Lawrence W. (2013) Multiple fluid sources/pathways and severe thermal gradients during formation of the Jílové orogenic gold deposit, Bohemian Massif, Czech Republic. Ore Geology Reviews, 54. 81-109 doi:10.1016/j.oregeorev.2013.02.012 | Journal (article/letter/editorial) | during formation of the Jílové orogenic gold deposit, Bohemian Massif, Czech Republic Jiří Zachariáš a,⁎,...Science, Charles University in Prague, Albertov 6, 128 43 Prague 2, Czech Republic Institute of Geology AS CR...CR, v.v.i., Rozvojová 269, 165 00 Prague 6, Czech Republic Global Gems & Geology LLC, Denver, CO, USA...Bismuth Age Bohemian Massif a b s t r a c t The Jílové deposit in the central part of the Bohemian Massif...of the Jílové Belt and by various magmatic dikes related to the ~355 to ~335 Ma Central Bohemian Plutonic | | | Report (issue) | Front cover top: 5.1 cm high from Eagle's Nest mine in Placer County, Caifornia, USA Collection Marlin...Earth's surface, gold does not rust or tarnish. C u [¼]---- Compositions and properties of Au-Ag-Cu...three-component system shows the extension of the two-phase region ( Ag-rich and Cu-rich crystals) under falling temperatures...photo Stefan Weiss Lower Right: Round Mountain gold mine, Nye County, NV, USA 2.5 cm wide; Ron Pellar collection;...collection; Jeff Scovil photo Below: Olinghouse gold mine, Washoe County, Nevada, USA 12. 7 cm across; collection | | | Book | Hydrothermal and Pegmatitic Element Segregation to Form U-Parageneses 230 Chapter 37 Some Aspects of the Role...hydrothermal paragenetic associations, group A = U, (Th), Pb, As, Sb, Bi, Se, Te, (Mo, Sn) and group...for the pegmatitic uranium parageneses group C = U, (Th), Zr, Hf, Ti, Nb, Ta1 and the REE. It is interesting...shales, hornfels and granites of the Harzburg district, showed that the amount of boron decreases from...of the granite-gneissic Precambrian rocks of the region and of manganese mobilized by leaching of basalts | | | Book (edition) | lo thc D1rccto1 of Spencil Sdles, McCrnw-Hi/1. 11 West 19th Street New York, NY 1001 1 Or contad ¡¡ow local.... . . . . . . -. . . Vowels a a a e e 1 6 6 u u a aú 01 y-a yil as as as as as as as as as as as...systern. . . ... .... 333 Conversion factors for the U S Custo rnary Syst ern , rnetric systern . and lnternat1onal...which a lava river moves down and away from a central vent to teed an aa lava flow ( a'a 'chan al 1 aa...valleys in the Gulf of Mexico between Cuba and Key West f 'ag ;:i se 'va l ez) 4 ailsyte agate Si O A |
|