SE Idaho manganese

Region West, Northwest
Mineral systems
Deposit types
Other minerals

Information leading to the delineation of this focus area

Basis for focus area Cluster of manganese occurrences.
Identified resources None.
Production No known production.
Status Unknown.
Estimated resources Unknown.
Geologic maps Oriel and Platt (1980), scale 1:250,000.
Geophysical data Inadequate Rank 3 to 4 aeromagnetic and Rank 4 aeroradiometric coverage.
Favorable rocks and structures Manganese minerals in veins in Cambrian rocks below the Wasatch Formation.
Deposits Hale mine (MRDS dep_id: 10240963), Hot Spot property (MRDS dep_id: 10078050), South Cleveland (MRDS dep_id: 10289883), Midway Group, Worm Creek prospect\ (MRDS dep_id: 10011688), Mc Gregor property (MRDS dep_id: 10078051).
Evidence from mineral occurrences MRDS; Idaho Geological Survey Mn occurrences.
Geochemical evidence Ore: psilomelane, pyrolusite, and wad. Ore samples from McGregor property assayed 20.3% Mn.
Geophysical evidence Unknown.
Evidence from other sources Unknown.
Cover thickness and description Exposed at the surface.
Authors Virginia S. Gillerman, Reed S. Lewis, Christopher A. Tate, Jane M. Hammarstrom.
New data needs None at this time.
Geologic mapping and modeling needs None requested at this time.
Geophysical survey and modeling needs None requested at this time.
Digital elevation data needs Lidar complete.