|Quadrangle map, 1:250,000-scale||MC|
|Quadrangle map, 1:63,360-scale||B-6|
|Nearby scientific data||Find additional scientific data near this location|
|Location and accuracy||This occurrence is at the head of Fall Creek. It is at an elevation of about 5,000 feet, 2,000 feet west of elevation 6956 in the NW1/4 of section 6, T. 5 S., R. 13 E. of the Copper River Meridian. This is locality 79 of MacKevett (1976); the location is accurate to within about 1,000 feet.|
Geologic descriptionThis occurrence consists of a a 1- to 2-inch thick quartz vein that cuts Tertiary granodiorite (MacKevett, 1976). A sample of the vein contained 7 parts per million (ppm) silver, 0.4 ppm gold, and 5,000 ppm arsenic.
|Geologic map unit||(-143.160074758743, 61.4664558784101)|
|Mineral deposit model||Vein|
|Age of mineralization||Tertiary based on the age of the granodiorite host rock.|
|Workings or exploration||Limited surface sampling.|
|Indication of production||None|
Additional commentsThe locality is in the Wrangell-Saint Elias National Park and Preserve.
|Reporters||Travis L. Hudson (Applied Geology, Inc.)|
|Last report date||1/12/2003|