New York Paper - The Geology and Ore Deposits of the Bully Hill Mining District, California (with Discussion)
- Organization:
- The American Institute of Mining, Metallurgical, and Petroleum Engineers
- Pages:
- 51
- File Size:
- 3854 KB
- Publication Date:
- Jan 1, 1915
Abstract
PaGE I. Introduction.........68 II. Location of the District,....... • 70 .. III. Stratigraphy...........73 Description of the Rocks.......73 Triassic Eruptives (Andesite Flows and Tuffs) ....73 Triassic Sediments (Shales and Slates)..75 Areal Geology ............75 Structure...-.......76 Folds............. 76 Faults..........79 Shear ...........80 Intrusives..........81 Alaskite Dike.........81 Andesitic Intrusion.......82 IV. PetrogRaphy of thE Rock Types......83 Andesite Flows.........84 Tuff 8...........84 Andesite Tuff........84 Rhyolite Tuff.....-.......85 Alaskite-Porphyry.......89 Andesite Dike........91 V. Description of the Mines......92 VI. Metalliferous Deposits ........ 95 Character of the Ores...........97 Mineralogy of the Ores.......97 Metallic Minerals.......97 Microscopic Character of the Ores...98 Secondary Enrichment....... 103 Genesis of the Ores ...........104 VII. The Sulphate Deposits.......109 Gypsum ..... HO Anhydrite......... ,... 110 Barite............ 110 Origin. with special reference to Gypsum....111 VIII. Summary.............. 113 IX. BIblYogRaphY.............114
Citation
APA: (1915) New York Paper - The Geology and Ore Deposits of the Bully Hill Mining District, California (with Discussion)
MLA: New York Paper - The Geology and Ore Deposits of the Bully Hill Mining District, California (with Discussion). The American Institute of Mining, Metallurgical, and Petroleum Engineers, 1915.