Mineral resources of the Devils Playground and Twin Buttes Wilderness Study Areas, Sweetwater County, Wyoming /

by Van Loenen, Richard E.
Published 1991

Assessment for undiscovered resources of coalbed methane in nine Wyoming BLM wilderness study areas /

by Van Loenen, Richard E.
Published 1991

The interdependence of the chemical compositions and the physical properties of non-pegmatite beryl from the Snake Range of eastern Nevada /

by Van Loenen, Richard E.
Published 1993

Geologic map of the Lazy Y Point quadrangle, Moffat County Colorado /

by Van Loenen, Richard E.
Published 1999

Geologic map of the Skull Creek quadrangle, Moffat County Colorado /

by Van Loenen, Richard E.
Published 1999

Mineral resource potential map of the West Needle Wilderness study area, San Juan and La Plata Counties, Colorado /

by Van Loenen, Richard E.
Published 1983

Geologic and geochemical maps of the West Needle Wilderness Study Area, San Juan and La Plata Counties, Colorado /

by Van Loenen, Richard E.
Published 1985

Geologic map of the Mount Massive Wilderness, Lake County, Colorado /

by Van Loenen, Richard E.
Published 1985

Geologic map of the Mount Henry roadless area, Lincoln County, Montana /

by Van Loenen, Richard E.
Published 1984

Mineral resources of the Canaan Mountain and the Watchman Wilderness Study Areas, Washington and Kane counties, Utah /

by Van Loenen, Richard E.
Published 1988

Mineral resources of the Parunuweap Canyon Wilderness Study Area, Kane County, Utah /

by Van Loenen, Richard E.
Published 1988

Mineral resources of eight wilderness study areas bordering Zion National Park, Washington and Kane Counties, Utah /

by Van Loenen, Richard E.
Published 1989

Mineral resources of the Spring Creek Canyon Wilderness Study Area, Iron County, Utah /

by Van Loenen, Richard E.
Published 1989

Mineral resource potential of Mount Massive Wilderness, Lake County, Colorado /

by Van Loenen, Richard E.
Published 1989

Mineral resources of the Adobe Town Wilderness study area, Sweetwater County, Wyoming /

by Van Loenen, Richard E.
Published 1990

Hybrid granitoid rocks of the southern Snake Range, Nevada /

by Lee, Donald Edward, 1921-, Van Loenen, Richard E.
Published 1971

Hybrid granitoid rocks of the southern Snake Range, Nevada /

by Lee, Donald Edward, 1921-, Van Loenen, Richard E.
Published 1971

Mineral resources of the Devils Playground and Twin Buttes Wilderness Study Areas, Sweetwater County, Wyoming /

by Van Loenen, Richard E., Bryant, W. Anthony, Lane, Michael E.
Published 1991

Geochemical data from the West Needle and West Needle Contiguous Wilderness study areas, San Juan and La Plata Counties, Colorado /

by Birmingham, Scott D.
Published 1983

Geologic map of the Mount Grafton Wilderness Study Area, Lincoln and White Pine counties, Nevada /

Published 1987