Unnamed (near Lonely Lake) (ARDF #SP003) Cu

Unnamed (near Lonely Lake)

Occurrence, Inactive

Commodities and mineralogy

Main commodities	Cu
Other commodities	Ag; Cu; Pb; Sn; Zn
Ore minerals	malachite
Gangue minerals	quartz

Geographic location

Quadrangle map, 1:250,000-scale	SP
Quadrangle map, 1:63,360-scale	D-1
Latitude	67.9851
Longitude	-153.2258
Nearby scientific data	Find additional scientific data near this location
Location and accuracy	The site is at an elevation of about 4500 feet in a saddle on the ridge north of Lonely Lake. It is in the E of 1/2 sec. 19, T. 30 N., R. 25 E., of the Kateel River Meridian. Location accurate to within 100 ft. The site corresponds to locality 6 of Grybeck and Nelson, 1981.

Geologic setting

Geologic description This occurrence consists of a float sample of copper-stained quartz derived from an outcrop of chert-pebble conglomerate. The sample contains 2 ppm Ag, 700 ppm Cu, 150 ppm Pb, 20 ppm Sn, and 500 ppm Zn.
Geologic map unit	(-153.228630335068, 67.9846438684238)

Production and reserves

Workings or exploration	Grab sample collected during regional geologic mapping by the USGS in the late 1970s.
Indication of production	None

References

MRDS Number	10308325
References Grybeck, D.J., and Nelson, S.W., 1981, Mineral deposit map of the Survey Pass quadrangle, Brooks Range, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-1176-F, 1 sheet, scale 1:250,000.
Reporters	S.W. Nelson (Anchorage, Alaska)
Last report date	9/16/1999