Rocks & Minerals (67:04) July/August 1992
FEATURES
230 The Geology, Mineralogy, and History of Four Native Silver Localities in Colorado Ed Raines 256 The Green River Formation Fossil Quarries of Wyoming Richard D. Dayvault 262 Spotlight on Juniors: Weathering in a Cup Carol J. Stadum
DEPARTMENTS
221 Chips from the Quarry 225 Letters 228 Geo-Currents Jane M. Matty 265 Media Reviews Carl A. Francis, H. Gregory McDonald, Keith Williams 267 In Memoriam: William Shulman Mary L. Guinter 269 Museum Notes and Announcements
277 Coming Events 284 Classified Advertisements
|