Basis for focus area |
Permissive geology, substantial ARDF occurrences with porphyry copper characteristics. |
Identified resources |
None. |
Production |
None recorded. |
Status |
Unknown. |
Estimated resources |
None. |
Geologic maps |
Little to no modern mapping at better than 1:250,000 scale. |
Geophysical data |
Inadequate aeromagnetic and aeroradiometric coverage. |
Favorable rocks and structures |
Porphyritic syenite to monzonite. |
Deposits |
None. |
Evidence from mineral occurrences |
ARDF occurrences including Mallard Bay, Bug, and multiple occurrences on McLean Arm. |
Geochemical evidence |
Cu, Mo, Pb, Zn anomalies in rock chips and streambed sediments. |
Geophysical evidence |
No data. |
Evidence from other sources |
Favorable geology, presence of magmatic arc and locally reactive host rocks. |
Cover thickness and description |
Unknown. |
Authors |
Douglas C. Kreiner, James V. Jones III, Melanie B. Werdon. |
New data needs |
New mapping, geophysics, updated geochemical sampling. |
Geologic mapping and modeling needs |
Mapping at 1:100,000 scale or better. |
Geophysical survey and modeling needs |
Aeromagnetics and radiometrics collected at Rank 2. |
Digital elevation data needs |
IfSAR coverage is complete over entire focus area. |