Unnamed (northeast of mouth of McCurdy Creek)

Occurrence, Inactive

Commodities and mineralogy

Main commodities Mo
Other commodities Ag
Gangue minerals quartz

Geographic location

Quadrangle map, 1:250,000-scale MC
Quadrangle map, 1:63,360-scale A-4
Latitude 61.0847
Longitude -142.1652
Nearby scientific data Find additional scientific data near this location
Location and accuracy This occurrence is on a small bedrock knob on the south bank of the Chitina River flood plain. It is at an elevation of about 1,600 feet, about 0.9 mile northeast of the mouth of McCurdy Creek near the center of the south 1/2 of section 14, T. 9 S., R. 18 E. of the Copper River Meridian. This is locality 18 of MacKevett (1976); the location is accurate to within about 1,000 feet.

Geologic setting

Geologic description

This occurrence consists of a quartz vein in a fault in Permian marble. A sample contained 1 part per million silver and 70 parts per million molybdenum (MacKevett, 1976).
Geologic map unit (-142.167212379178, 61.0842724692423)
Mineral deposit model Quartz vein
Age of mineralization Permian or younger based on the age of the marble host rock.
Alteration of deposit Silicification.

Production and reserves

Workings or exploration Limited surface sampling.
Indication of production None

Additional comments

The locality is in the Wrangell-Saint Elias National Park and Preserve.

References