Basis for focus area |
MRDS dep_ids: 10121080 (Wiggin Mountain occurrence), 10267489 (South Sanford prospect), 10194695 (Pease Mountain prospect), 10145919 (Berry prospect), 10121726 (Porter Lead mine), 10084540 (Webster Scheelite mine), 10291345 (Piper Hill prospect). |
Identified resources |
Historical production of tungsten. |
Production |
Unknown. |
Status |
Past mining. |
Estimated resources |
Unknown. |
Geologic maps |
Hussey and others (2016), scale 1:100,000; Gilman (1977, 1991), scale 1:62,500; Guzofski (2004), scale 1:24,000; Berry (1997), scale 1:24,000. |
Geophysical data |
Inadequate Rank 4 and 5 aeromagnetic and aeroradiometric coverage. |
Favorable rocks and structures |
Limestone in early Paleozoic strata. |
Deposits |
Wiggin Mountain occurrence (MRDS dep_id: 10121080), South Sanford prospect (MRDS dep_id: 10267489), Pease Mountain prospect (MRDS dep_id: 10194695), Berry prospect (MRDS dep_id: 10145919), Porter Lead mine (MRDS dep_id: 10121726), Webster Scheelite mine (MRDS dep_id: 10084540), Piper Hill prospect (MRDS dep_id: 10291345). |
Evidence from mineral occurrences |
MRDS. |
Geochemical evidence |
Favorable mineralogy and rock type. |
Geophysical evidence |
Unknown. |
Evidence from other sources |
Unknown. |
Cover thickness and description |
Glacial till covers perhaps 90% of area. |
Authors |
John F. Slack. |
New data needs |
1:24,000 scale mapping, geochemistry, and geophysical surveys. |
Geologic mapping and modeling needs |
1:24:000 scale mapping of pegmatites. |
Geophysical survey and modeling needs |
High resolution aeromagnetic and aeroradiometric coverage. |
Digital elevation data needs |
Lidar complete. |