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ABOUT THE COVER: Galaxy opal, found at the Opalville mine, Lease No. 135 near Jundah, Queensland, Australia, in October 1989. The specimen is 9.7 X 8.1 X 5.7 cm, and contains an estimated 550 carats of precious opal. Present ownership unknown, Frank Coffa photo. |
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Rocks & Minerals (82:02)
March/April 2007
FEATURES
99 2006 Thank-Yous
102 Australian Opal Resources:
Outback Spectral Fire
Simon Robert Pecover
116 Australian Sapphires and Rubies
F. Lin Sutherland, Gayle B. Webb
126 (Andrew) Vic Cloete (b. 1944),
Australian Mineral Artist
Susan Robinson
135 A Mineralogical Note: New Data on Arsenate Minerals from the Tsumeb Mine, Namibia
Stuart J. Mills, William D. Birch
140 Thirty-first, Thirty-second, and Thirty-third Rochester Mineralogical Symposium --Contributed Papers in Specimen Mineralogy: Part 1
DEPARTMENTS
93 Chips from the Quarry
97 Letters
128 Connoisseur's Choice: Molybdenite,
Allies Mine, Deepwater, New England Region, New South Wales,
Australia
Robert B. Cook
149 Collector's Note: Persistence Pays Off -- Again: Mining for Emeralds in Hiddenite,
Alexander County, NC
Robert B. Cook
153 Let's Get it Right: Paraiba Tourmaline,
or Not?
John S. White
157 Word to the wise: Greisen
John Rakovan
161 In Memoriam:
Luther Thomas (1911-2006)
Richard D. Dayvault
Juanita Curtis
(1917-2006)
Catherine J. Gaber
165 Media Reviews
Robert B. Cook, Arthur E. Smith
167 Museum Notes
170 Internet Directory
174 Coming Events
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