48. History of Discovery of the Spar Lake Deposit (Troy Mine), Northwestern Montana - Introduction
- Organization:
- Society for Mining, Metallurgy & Exploration
- Pages:
- 4
- File Size:
- 246 KB
- Publication Date:
- Jan 1, 1991
Abstract
The Spar Lake deposit is located in northwestern Montana, approximately 27 km (17 miles) south of Troy, MT, under Mt. Vernon. The deposit is a stratiform, stratabound copper-silver deposit occurring in the Revett Formation of the Proterozoic Belt Supergroup. Distribution of known sandstone-type deposits in the Revett Formation is shown in Fig. 1.
Citation
APA: (1991) 48. History of Discovery of the Spar Lake Deposit (Troy Mine), Northwestern Montana - Introduction
MLA: 48. History of Discovery of the Spar Lake Deposit (Troy Mine), Northwestern Montana - Introduction. Society for Mining, Metallurgy & Exploration, 1991.