Parker, Raymond L.
Mafic-ultramafic igneous rocks and associated carbonatites of the Gem park complex, Custer and Fremont counties, Colorado / by Raymond L. Parker and William N. Sharp. -- Washington : United States Government Printing Office, 1970 - 24 p. + map. -- (Geological Survey Professional Paper ; 649).
Colorado
Rocas ígneas
552.3(788)
Mafic-ultramafic igneous rocks and associated carbonatites of the Gem park complex, Custer and Fremont counties, Colorado / by Raymond L. Parker and William N. Sharp. -- Washington : United States Government Printing Office, 1970 - 24 p. + map. -- (Geological Survey Professional Paper ; 649).
Colorado
Rocas ígneas
552.3(788)