Celadonia Group

Prospect, Inactive

Commodities and mineralogy

Main commodities Cu
Ore minerals bornite; malachite

Geographic location

Quadrangle map, 1:250,000-scale CV
Quadrangle map, 1:63,360-scale C-5
Latitude 60.656
Longitude -145.513
Nearby scientific data Find additional scientific data near this location
Location and accuracy This prospect is at an elevation of about 2400 feet about 2 miles east of Snyder Mountain. It is in the W1/2 sec. 13, T. 14 S., R. 2 W., of the Copper River Meridian. Location of site accurate to within 1000 ft. This prospect corresponds to location C-20 of Jansons and others (1984).

Geologic setting

Geologic description

This prospect is hosted in interbedded volcanic and sedimentary rocks of the Tertiary Orca Group (Nelson and others, 1985). The deposit consists of three shear zones in volcanic rock that contain bornite and malachite (Jansons and others, 1984).
Geologic map unit (-145.514966774832, 60.6554570375345)
Mineral deposit model Possibly Cyprus massive sulfide (Cox and Singer, 1986; model 24a)
Mineral deposit model number 24a ?
Age of mineralization Tertiary based on the age of the host rock.
Alteration of deposit Oxidation of copper sulfide.

Production and reserves

Workings or exploration Three open cuts reported (Jansons and others, 1984).
Indication of production None

Additional comments

Site is in the Chugach National Forest.