 | | Journal (article/letter/editorial) | | from the Au deposit Libčice near Nový Knín, Czech Republic: mineralogy and genetic significance Jiří Sejkora1*...Prague 1, Czech Republic; jiri_sejkora@nm.cz Plevenská 3111, 143 00, Prague 4, Czech Republic * Corresponding...Knín, 25 km SSW of Prague, central Bohemia, Czech Republic. Tsumoite forms abundant silvery grey tabular...chemical composition, Libčice gold deposit, Czech Republic Received: 19 January 2009; accepted 8 April...et al. 2009b). Tsumoite occurrences in the Czech Republic have been described on the basis of energy |  | | Book | | feldspars, amphiboles, pyroxenes, micas, olivine and calcite. These minerals form rocks, and rocks are the basic...formation of such minerals as quartz, dolomite and calcite. If elements of heavy metals are present in the...a later stage with different minerals, such as calcite, quartz and chalcedony. Many minerals arise from...give rise to various minerals, such as aragonite, calcite, chalcedony and cinnabar. On the surface of the...most clearly in columnar kyanite (see Fig. 3) or calcite. Crystals intended for collections should be tested |  | | Book (edition) | | scale reads as follows: 1 2 3 4 5 Talc Gypsum Calcite Fluorite Apatite 6 7 8 9 10 Orthoclase Quartz...(10). The scale is: (1) talc, (2) gypsum, (3) calcite, (4) fluorite, (5) apatite, (6) orthoclase, (7)...parallelepiped with six identical rhomb faces (calcite has rhombohedral cleavage), also the name of a...transected by veins of a cementing material such as calcite. solid solution A single crystal (mineral) phase...Colorado at the Pelican Dives mine, Silver Plume district, and at the Little Emma mine, Clear Creek County; |
|
