1. Mafic-ultramafic igneous rocks and associated carbonatites of the Gem Park Complex, Custer and Fremont Counties, Colorado Author/Creator: Parker, Raymond L. (Raymond Laurence), author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1970 Resource Type: Book Access & Availability: Loading
2. Major- and trace-element concentrations in rock samples collected in 2006 from the Taylor Mountains 1:250,000-scale quadrangle, Alaska Author/Creator: Klimasauskas, Ed. Publication/Creation: Reston, Va. : U.S. Geological Survey, 2007 Resource Type: Book Access & Availability: Loading
3. Map showing potassium-argon ages from the Mount Katmai and adjacent parts of the Naknek and Afognak quadrangles, Alaska Peninsula, Alaska Author/Creator: Geological Survey (U.S.) Publication/Creation: Fairbanks, AK : For sale by Alaska Distribution Section Resource Type: Map Access & Availability: Loading
4. Map showing the relationship of selected mafic and ultramafic bodies in the crust of the eastern United States to seismically active areas Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, Va. : U.S. Geological Survey, 1991 Resource Type: Map Access & Availability: Loading
5. Mariposa quadrangle, Mariposa and Madera Counties, California--analytic data Author/Creator: Krauskopf, Konrad B. 1910-2003, (Konrad Bates), author Publication/Creation: [Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1984 Resource Type: Book Access & Availability: Loading
6. The metamorphic and plutonic rocks of the southernmost Sierra Nevada, California, and their tectonic framework Author/Creator: Ross, Donald C. 1924- (Donald Clarence), author Publication/Creation: Washington : Department of the Interior, U.S. Geological Survey, 1989 Resource Type: Book Access & Availability: Loading
7. Metamorphism of the Belt Series in the Elk River-Clarkia area, Idaho Author/Creator: Hietanen, Anna Martta, 1909- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1963 Resource Type: Book Access & Availability: Loading
8. Millerton Lake quadrangle, west-central Sierra Nevada, California, analytic data Author/Creator: Bateman, Paul C., 1910-2007, author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1983 Resource Type: Book Access & Availability: Loading
9. Mineral resource assessment of mafic and ultramafic rocks in the Greenville 1° x 2° quadrangle, South Carolina, Georgia, and North Carolina Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
10. Mountain Meadows dacite : Oligocene intrusive complex that welds together the Los Angeles Basin, northwestern Peninsular Ranges, and central Transverse Ranges, California Author/Creator: McCulloh, Thane Hubert, 1926- Publication/Creation: [Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : USGS Information Services [distributor], 2001 Resource Type: Book Access & Availability: Loading