University of Montana Bulletin: Bureau of Mines and Metallurgy series, Izdaje 1–4;6. izdaja

Anaconda andesite andesite porphyry anticline Argenta Argenta area Argenta district Bannack Bannack area Bannack district Basin Bearpaw shale Bighorn biotite Boulder Batholith calcite carbonate cent Central Montana coal color Colorado Cretaceous cutter dacite Daily output deposits Dillon dome Eastern Montana Ermont exposed faults feet thick feldspar fissures folds fossils gangue garnet Geology gold Golden Leaf granodiorite Grasshopper Creek gravels H. P. Electric hornblende intrusive rocks Judith River Kent Kootenai Lance Lance formation lignite limestone Little Belt Mountains Location Madison limestone magnetite mapped miles millimeters minerals Mining Company Miscellaneous Information Monte occur oil and gas Operating Dept oxidized phenocrysts plagioclase porphyry Pres production pyrite quartz monzonite quartzite Red Beds region riffle sampler sampling mills sands sandstone sandy Sec'y shaft Silver Bow County stopes sulphide Summit Valley Mining Supt Survey Bull Tilden tons U. S. Geol Valley Mining District vein Vice-Pres