Economic Geology and the Bulletin of the Society of Economic Geologists, Volume 41Economic Geology Publishing Company, 1930 |
Índice
JANUARYFEBRUARY 1946 No | 2 |
The hydrology of earth construction | 8 |
Number | 10 |
41 outras secções não apresentadas
Outras edições - Ver tudo
Economic Geology and the Bulletin of the Society of Economic ..., Volume 23 Visualização integral - 1928 |
Economic Geology and the Bulletin of the Society of Economic ..., Volume 22 Visualização integral - 1927 |
Economic Geology and the Bulletin of the Society of Economic ..., Volume 21 Visualização integral - 1926 |
Palavras e frases frequentes
alteration alumina alunite amygdaloid anticline basalt Basin bauxite beds bodies bornite breccia Bull calcite carbonate cavities cent chalcocite chalcopyrite China chromite clay coal color conglomerate containing copper shale County deposits depth developed district dolomite drilling Dunmore ECON Economic Geology Eocene fault feet fissure flow folds formation formed fractures fragments galena Geol geologist gibbsite Goiaz grains gray ground water hematite Hobart Butte huebnerite humic acids Hunan hydrothermal ilmenite indicate iron kaolin kaolinite Kwangtung latite layers limestone lode magnetite marcasite material metals minerals mining occur original oxide plagioclase plane polished production pseudomorphic pyrite pyrite crystals quartz quartzite recharge region replaced River samples sand sandstone sedimentary sediments sericite shale siderite silica solutions sphalerite structure sulphides sulphosalts surface Surv Table temperature Tertiary tetrahedrite thick thin sections tion tons tuff tungsten U. S. Geological Survey veinlets veins wall rock Whitedelf zinc zone