| | Report (issue) | the Aspen 15-minute Quadrangle, Pitkin and Gunnison Counties, Colorado By BRUCE BRYANT GEOLOGICAL SURVEY...A study of an area at the intersection of the Colorado mineral belt with the west flank of the Sawatch...the Aspen 15-Minute quadrangle, Pitkin and Gunnison Counties, Colorado (Geological Survey Professional...Bibliography: p. 123 1. Geology Colorado Aspen region. 2. Mines and mineral resources Colorado Aspen region. I. Title...Tertiary igneous rocks ............................ Granodiorite ........................................ Alteration | | | Report (volume) | Mineral Resource Potential and Geology of the White River National Forest and the Dillon Ranger District...District of the Arapaho National Forest, Colorado U.S. GEOLOGICAL SURVEY BULLETIN 2035 Mineral Resource...Resource Potential and Geology of the White River National Forest and the Dillon Ranger District of the Arapaho...Arapaho National Forest, Colorado By MARGO I. TOTH, ANNA B. WILSON, THERESA M. COOKRO, VIKIBANKEY, GREG... Mineral resource potential and geology of the White River National Forest and the Dillon Ranger District | | | Report (issue) | COLORADO GEOLOGICAL SURVEY BOULDER R. D. GEOqGE, State Geologi.t BULLETIN 22 MINERAL DEPOSITS OF THE...oozi5137 EAME"S BROS, STATE PRINTERS FOR COLORADO DENVER. COLORADO GEOLOGICAL B O A R D His Excellency...Shoup George Norlin Governor of Colorado President University of Colorado Victor C. Aldersox.. Charles...TRANSMITTAL State Geological Survey, Uxiversity of Colorado, October 28, 1920. Governor Oliver H. Shoup. Chairman...honor to transmit herewith Bulletin 22 of the Colorado Geological Survey. Very respectfully, R. D. George | | | Report (issue) | in the Little Snake River area of northwestern Colorado, by E. J. McKay. . Disseminated sulfide deposits...Tocantins complex, Niquelandia, Goias, Brazil, by R. W. White, Jorge. Motta, and V. A. de Araujo Page D1 9 13...and potassium-argon ages of the Mount Stuart Granodiorite and Beckler Peak stock, North Cascades, Wash...lacustrine Pliocene tuffs near Wikieup, Mohave County, Ariz., by R. A. Sheppard and A. J. Gude 3d . .... . . Permian deformation in the Eagle basin, Colorado, by V. L. Freeman . . . . . . . . . . . . . . | | | Report (volume) | Arkansas Geol. Comm. Inf. Circ. Circular. Little Rock, Ark. Fayetteville, Arkansas Geological Commission...Resources Summ. Water Resources Summary. Little Rock, Ark. Arkansas Geological Commission Arkiv Mineralogi...Geology California Div. Mines and Geology County Rept. Geology County Report. San Francisco, Calif. California...Notes. Colorado School Mines Mineral Industries Bull. Industries Bulletin. Golden, Colo. Colorado School...Golden, Colo. Colorado School Mines Quart. Colo. Florida State University. Colorado School of Mines |
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