Suchergebnisse - Tweto, Ogden

Gravity and magnetic features as related to geology in the Leadville 30-minute quadrangle, Colorado: a summary and correlation of geological and geophysical data on the most productive part of the Colorado mineral belt

Geology and ore deposits of the Boulder County tungsten district, Colorado

Ore deposits of the Gilman District, Eagle County, Colorado: description of the ore deposits and geologic setting of a mining district that is the leading source of zinc in Colorado and an important source of silver, copper, lead, and gold

Geology of the Minturn 15-minute quadrangle, Eagle and Summit Counties, Colorado: geology of the region surrounding a major zinc mining district and the Vail recreational area, with emphasis on the Minturn Formation of Pennsylvanian age

Rock units of the Precambrian basement in Colorado: description and distribution of Proterozoic and Archean metamorphic and igneous rocks in outcrop and the buried basement in Colorado

LasAnimas formation (upper Precambrian) in the subsurface of southeastern Colorado

Geologic map of Colorado

Geologic map of the Graig 1 x 2 quadrangle, northwestern Colorado

Rock units of the Precambrian basement in Colorado