Unnamed (Cave Point)

Occurrence, Inactive

Commodities and mineralogy

Main commodities Cu
Ore minerals chalcopyrite
Gangue minerals quartz

Geographic location

Quadrangle map, 1:250,000-scale SR
Quadrangle map, 1:63,360-scale D-1
Latitude 60.8631
Longitude -147.1863
Nearby scientific data Find additional scientific data near this location
Location and accuracy The occurrence is located near Cave Point in the NW1/4 section 4, T. 12 S., R. 11 W., of the Copper River Meridian. This is location 192 of Tysdal (1978 [MF-880-A]) and location S-111 of Jansons and others (1984). This location is accurate to within a quarter of a mile.

Geologic setting

Geologic description

The occurrence is hosted in sheared pillow basalt and greenstone of the lower Tertiary Orca Group. The mineralization consists of quartz stringers containing chalcopyrite (Cobb and Tysdal, 1980) No assay results are reported.
Geologic map unit (-147.188345809303, 60.8625646088127)
Mineral deposit model Besshi massive sulfide (Cox and Singer, 1986; model 24b)
Mineral deposit model number 24b
Age of mineralization Tertiary or younger; the veins are in pillow basalt of the Orca Group of Tertiary age.
Alteration of deposit Basalt altered to greenstone.

Production and reserves

Workings or exploration No workings or assay results are reported.
Indication of production None

References