 | | Journal (article/letter/editorial) | | Abstract Broad areas •vithin and adjacent to the Idaho batholith of Cretaceousage are characterized by...Introduction THE Idaho batholith in central plutons that are the main subject of this paper Idaho and a smaller...probable Tertiary plutons in and around the Idaho batholith are shown on Figure 1. More than...The Roundtop pluton Tertiary Granitic Plutons in Idaho There are two groupsof Tertiary batholithsand ...obtained an Eocene K-Ar stocks located within the Idaho batholith: a large 278 TERTI.4RY GR.4NITIC ROCKS |  | | Report (issue) | | Deposits of Idaho and Montana Joseph E. Worthington Idaho Geological Survey University of Idaho Moscow,... Idaho Technical Report 07-3 ISBN 1-55765-515-4 CONTENTS Introduction ........................................................................... 3 CUMO—2 ................................................Mountain Prospect—45 ...................................................... 3 Rocky Bar District—43 ................................... 3 Devil’s Creek Prospect—46 .......................................... |  | | Report (issue) | | Garden Valley 15-minute quadrangles, Boise and Valley Counties, Idaho By Paul L. Weis 1 Open-File Report...*............................................. Idaho batholith.........................................latite porphyry (Tq)................. Hornblende-biotite granite (Thb).............................. Rhyolite...Springs and Garden Valley quadrangles, Boise and Valley Counties, Idaho............... In pocket ABSTRACT...masses of comagmatic granite and granodiorite of the Idaho batholith. In the southeastern corner of the Garden |  | | Report (issue) | | Mines in Idaho on U.S. Forest Service Lands (Region 4), Boise National Forest: Boise Basin, Lowman, and...and Middle Fork of Boise River Areas, Boise, Ada, and Elmore Counties, Idaho (Selected Properties) Field...January 2007 Idaho Geological Survey Morrill Hall, Third Floor University of Idaho Moscow, Idaho 83844-3014...Mines in Idaho on U.S. Forest Service Lands (Region 4), Boise National Forest: Boise Basin, Lowman, and...and Middle Fork of Boise River Areas, Boise, Ada, and Elmore Counties, Idaho (Selected Properties) Field |  | | Report (issue) | | the Challis Volcanics in the Twin Peaks Caldera, Idaho. USGS photograph by Frederick S. Fisher. Geology...Resource Assessment of the Challis I°x2° Quadrangle, Idaho Edited by Frederick S. Fisher and Kathleen M. Johnson...mineral resources in the Challis 7°x2° quadrangle, Idaho UNITED STATES GOVERNMENT PRINTING OFFICE, WASHINGTON...resource assessment of the Challis I°x2° Quadrangle, Idaho / edited by Frederick S. Fisher and Kathleen M....I19.16:P1525 1. Geology Idaho Challis Region. 2. Mines and mineral resources Idaho Challis Region. I. Fisher |  | | Report (volume) | | Quadrangle and the Western Part of the Idaho Falls I°x2° Quadrangle, Idaho * , , » Prepare/ in *VG}'erati(>ttaw$i...Idaffo Stat^Universitv, 'and th&Jr "ni\'ersity of Idaho U.S. GEOLOGICAL SURVEY BULLETIN~2064-rA-R Cover...south at the Mackay stock, southwest of Mackay, Idaho. The Eocene Mackay stock (center of photograph;...Quadrangle and the Western Part of the Idaho Falls I°x2° Quadrangle, Idaho Edited by Ronald G. Worl, Paul K...cooperation with the Idaho Geological Survey, Idaho State University, and the University of Idaho Volume 1 (chapters |  | | Journal (article/letter/editorial) | | stockworkmolybdenitede- diorite-typeprospects in Montana, Idaho, western positsfrom a slightlydifferent focus--the...haverelied heavilyon a computer-read- cludingtheBoulder,Idaho,andSierraNevadabathoable data base,PETROS, the current...tectonicsettingat the time and Mount Emmons-Redwell Basin, Colorado, are of formation,orebodygeometry,and...smallepizonalrhyoliteporphyryand/or graniteporin Idaho,Montana,Colconcentrations. However,hydrothermalprocesses...easternRockyMountaingranitemolybdenite ThompsonCreek, Idaho; Cannivan, Montana; and systems may be dividedinto |  | | Report (issue) | | XWY ALASKA ARIZONA CALIFORNIA COLORADO GEORGIA IDAHO MAINE MISSOURI MONTANA NEVADA NEW MEXICO NORTH CAROLINA...of the Pine Grove-B la*n Mountain area. Beaver County, Utah: U. S. Geological Survey Open-File Report...wah wah Mountains, Beaver County, Utah (abstract): American Institute of Mining, Metallurgical and Petroleum...magmas, with special reference to hornblende, biotite, and garnet: Canadian Mineralogist, v. 19 f p....Beryllium deposits of the Mount Antero region, Chaffee County, Colorado: U.S. Geological Survey Bulletin 982-D |  | Kyne, R., Hollings, P., Jansen, N. H., Cooke, D. R. (2013) Supergene and Hypogene Halloysite in a Porphyry-Epithermal Environment at Cerro la Mina, Chiapas, Mexico. Economic Geology, 108 (5) 1147-1161 doi:10.2113/econgeo.108.5.1147 | Journal (article/letter/editorial) | | of halloysite in the Cerro la Mina Au (Cu-Mo) prospect, Chiapas, Mexico, was investigated to determine...also be the product of hypogene processes. The prospect consists of Quaternary volcaniclastic breccias...mineralization drilled to date. Average grades within the prospect are 0.4 ppm Au, 0.16% Cu, and 131 ppm Mo. A total...Cerro la Mina is an Au (Cu-Mo) porphyry-epithermal prospect located in the state of Chiapas, Mexico. Occurring...Cheapanecean Volcanic Arc (Mora et al., 2007). The prospect consists of breccias intruded by trachyandesites |
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