|Quadrangle map, 1:250,000-scale||MC|
|Quadrangle map, 1:63,360-scale||C-4|
|Nearby scientific data||Find additional scientific data near this location|
|Location and accuracy||This occurrence is on a ridge crest east of lower Nizina Glacier (MacKevett, 1970 [GQ-844]). It is 800 feet northeast of elevation 6928 (Foothill)in about the center of the W1/2 of section 4, T. 3 S., R. 17 E. of the Copper River Meridian. This is locality 113 of MacKevett (1976); the location is accurate to within about 100 feet.|
Geologic descriptionThis prospect consists of chalcopyrite- and azurite-bearing quartz veins up to 4 inches thick that cut dacite of the upper Tertiary Wrangell Lava (MacKevett, 1970, p. 8 [GQ 844]; 1976). Azurite-stained dacite is common in the immediate area.
|Geologic map unit||(-142.350194341638, 61.6367889405963)|
|Mineral deposit model||Vein|
|Age of mineralization||The dacite host rock is late Tertiary in age.|
|Alteration of deposit||Oxidation.|
|Indication of production||None|
Additional commentsThe locality is in the Wrangell-Saint Elias National Park and Preserve.
MacKevett, E.M., Jr., 1970, Geologic map of the McCarthy C-4 quadrangle, Alaska: U.S. Geological Survey Geologic Quadrangle Map GQ-844, 8 p., 1 sheet, scale 1:63,360.
|Reporters||Travis L. Hudson (Applied Geology, Inc.)|
|Last report date||1/12/2003|