Pride of the West, Silver Fountain, and Solferino groups, San Juan County, Colorado
Date
1913Keywords
Mines and mineral resources -- Colorado -- San Juan CountyMining claims -- Colorado -- San Juan County
Ores -- Colorado -- San Juan County
Geology -- Colorado -- San Juan County
Ores -- Sampling and estimation
Assaying -- Colorado -- San Juan County
Ore-dressing -- Colorado -- San Juan County
Animas Mining District (Colo.)