Latitude: 47°34'36"N
Longitude: 79°34'41"W
First developed by Harmak Mining Co.(1914-1918), then Casey Cobalt Silver Mining Co. (1918-1958), then Dolphin-Miller Mines (1958-1963) and then finally by Langis Silver and Cobalt Mining Company who operated it in conjunction with their property next door on the Casey/Harris Township Line. The property was developed by one shaft, 375 feet deep (1914-1918). The only production recorded was in 1965 when 4,625 oz. Ag and 12,925 lbs. of cobalt where produced.
References
Ontario Dept. of Mines, 1968, MRC No.10, Silver Cobalt Calcite Vein Deposits of Ontario, by A.O.Sergiades
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