Primary Mineral: Silver, Gold
The Grand Junction and Hartford Group is a silver and gold mine located in Custer county, South Dakota at an elevation of 6,079 feet.
Decimal Degrees: 43.84861, -103.67222
Primary Mineral: Silver, Gold
The Grand Junction and Hartford Group is a silver and gold mine located in Custer county, South Dakota at an elevation of 6,079 feet.
Decimal Degrees: 43.84861, -103.67222