Results: 1 - 4 of 4
Aug 31, 1973
Open File Report
… … A copper mineral showing reported at … J.D. (1973): Stony Islands copper showing: Slave River, … Report 1973-36 … Stony Islands Copper Showing: Slave River, Alberta …
Dec 31, 1982
Open File Report
… Bentonite, Clay and Shale, Coal, Copper, Coquina, Diatomite, …
Dec 31, 1968
Bulletin
… analyzed and discussed are: Copper, zinc, manganese, calcium, …
Dec 31, 1979
Bulletin
… of iron, manganese, lead, and copper occasionally exceed drinking …