Rocks & Minerals (68:05)
September/October 1993
FEATURES
300 Smoky Quartz Crystals from Lake Tahoe, Washoe County, Nevada
Martin Jensen
306 Aquamarine in the United States: The Search Continues
Mark I. Jacobson
322 More Than Just Horses: Hagerman Fossil Beds, Hagerman Idaho
H. Gregory McDonald
327 Through the Scope: Brookite, Anatase & Rutile from the Silver Link Mine, Ouray County, Colorado
Tom Rosemeyer
332 Connisseur's Choice: Beryl, Variety Emerald, Chivor Mine, Columbia
Robert B. Cook
335 In Memoriam: Arthur Roe (1913-1993)
Terry C. Wallace
DEPARTMENTS
293 Chips from the Quarry
295 Letters
297 Geo-Currents
Jane M. Matty
337 Museum Notes & Announcements
344 Media Reviews
Joel E. Arem, Robert Cook, John Ernissee
346 Coming Events
348 Classifieds
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