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ABOUT THE COVER: "Ram’s horn" gold, Ground Hog mine, Gilman, Eagle County, Colorado. The specimen is 5.1 cm high and weighs 1.76 troy ounces. It was found about 1878 and at one time belonged to Dr. David H. Dougan, the first mayor of Leadville, Colorado. The Natural History Museum of Los Angeles County acquired it in 1974, and it is on display in the museum’s Hall of Gems and Minerals (catalog No. 14600). Harold and Erica Van Pelt photo. See related article on the Gilman district beginning on page 208.
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| | Rocks & Minerals (83:05)
September/October 2003
FEATURES
298 Minerals of the Gilman District and Eagle Mine, Eagle County, Colorado
William J. Warren Jr., Ed Pedersen
324 Preserving Minerals and Mining History at the Eagle Mine, Gilman District, Colorado
Jack A. Murphy
330 Connoisseur’s Choice: Sphalerite, Eagle Mine, Gilman, Eagle County, Colorado
Robert B. Cook
336 History and Mineralogy of the Indiana Mine, Ontonagon County, Michigan
Tom Rosemeyer
341 Thirtieth Rochester Mineralogical Symposium: Contributed Papers in Specimen Mineralogy—Part 3
348 Let’s Get It Right: Using the Proper "-morph"
John S. White
351 A Word to the Wise: Manto
John Rakovan
353 Media Reviews
Susan Robinson, Robert B. Cook, Arthur E. Smith
359 In Memoriam: Carlos do Prado Barbosa (1917–2003)
Luis A. Menezes, Alexander U. Falster, William B. Simmons
Sidney Pieters (1920–2003)
Bruce Cairncross
DEPARTMENTS
293 Chips from the Quarry
297 Letters to the Editor
328 Connoisseur’s Choice: Uraninite, Strickland Quarry, Portland, Connecticut; Topsham, Maine
Robert B. Cook
356 Internet Directory of the Earth Sciences
362 Museum Notes & Announcements
365 Coming Events
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