Petrology -- California -- Del Norte County. : Petrology, mineralogy, and geochemistry of the Lower Coon Mountain pluton, northern California, with respect of the distribution of platinum-group elements / by Norman J Page, Floyd Gray, and Andrew Griscom.
Petrology -- California -- Imperial County. : Tectonic setting and lithology of the Winterhaver Formation : a new Mesozoic stratigraphic unit in southeastermost California and southwestern Arizona / by Gordon B. Hazel, Richard M. Tosdal, and John T. Dillon.
Petrology -- California -- Inyo County. : Pegmatitic trachyandesite plugs and associated volcanic rocks in the Saline Range-Inyo Mountains region, California / by Donald C. Ross; prepared in cooperation with the California Department of Conservation Division of Mines and Geology.
Petrology -- California -- Inyo Mountains. : Descriptive petrography of three large granitic bodies in the Inyo Mountains, California / by Donald C. Ross; prepared in cooperation with the California Department of Conservation Division of MInes and Geology.
Petrology -- California -- San Bernardino County. : Geology and volcanic petrology of the Lava Mountains, San Bernardino County, California / by George I. Smith; prepared partly in cooperation with the State of California, Dept. of Conservation, Division of Mines and Geology.
Petrology -- California -- Santa Maria Basin. : Cenozoic deformation of the Franciscan Complex, eastern Santa Maria Basin, California / Arthur D. Wahl. Regional thermal maturity of surface rocks, onshore Santa Maria basin and Santa Barbara-Ventura basin area, California / by Nancy D. Naeser, Caroline M. Isaacs, and Margaret A. Keller.
Petrology -- Catalogs and collections -- United States. : The U.S. Geological Survey Geologic Collections Management System (GCMS) : a master catalog and collections management plan for U.S. Geological Survey geologic samples and sample collections / by the Geologic Materials Repository Working Group.
Petrology -- Colorado -- Boulder County. : Geology and ore deposits of the Boulder County tungsten district, Colorado / by T. S. Lovering and Ogden Tweto; prepared in cooperation with the State of Colorado through the Colorado Geological Survey Board and the Colorado Metal Mining Fund.
Petrology -- Colorado -- Custer County. : 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.
Petrology -- Colorado -- Dolores County. : Petrography of sedimentary rocks in the Slick Rock district, San Miguel and Dolores Counties, Colorado / by Daniel R. Shawe; prepared on behalf of the U.S. Atomic Energy Commission.
Petrology -- Colorado Plateau. : Petrology of the Triassic Moenkopi Formation and related strata in the Colorado Plateau region / by Robert A. Cadigan, with a section on Stratigraphy, by J. H. Stewart.
Petrology -- Colorado -- San Miguel County. : Petrography of sedimentary rocks in the Slick Rock district, San Miguel and Dolores Counties, Colorado / by Daniel R. Shawe; prepared on behalf of the U.S. Atomic Energy Commission.
Petrology -- Congresses. : Petrogenesis and exploration of the Earth's interior : proceedings of the 1st Springer Conference of the Arabian Journal of Geosciences (CAJG-1), Tunisia 2018 / Domenico M. Doronzo, Emanuela Schingaro, John S. Armstrong-Altrin, Basem Zoheir, editors.
Petrology -- Florida -- Highlands County. : Sequence-stratigraphic analysis of the Regional Observation Monitoring Program (ROMP) 29A test corehole and its relation to carbonate porosity and regional transmissivity in the Floridan Aquifer system, Highlands County, Florida / by William C. Ward ... [and others] ; prepared as part of the Comprehensive Everglades Restoration Program.