Elevation: 8,235 feet
Location: At north edge of Nederland, near schoolhouse.
Workings: Shaft workings; extent unknown; probably not more than 150 ft deep.
Geology: Vein strikes N. 33° E. and dips 65° SE. Mostly in schist but crosses a small body of aplite, where ore shoot was apparently localized.
History and production: Mining at surface begun by school children shortly after Conger discovery. Hershey gives estimated output of $8,000 to $10,000 by 1914, suggesting about 2,000 units of WO3 About 300 units produced in 1917-18, the last period of operation.
Source: Geology and Ore Deposits of the Boulder County Tungsten District Colorado. USGS Professional Paper 245, 1953