| | Journal (issue) | cover Vanadinite 3.4 cm, from the North Geronimo mine, La Paz County, Arizona. Dick Morris collection;...is a difference between native copper and copper ore composed of many different copper-containing minerals...their Air Force career, we took the opportunity to field-collect minerals there. In fact, my mother, who...Arizona” (2012), “The Crystalline Treasures of China” (2013), and “The Best of the Best: Prized Minerals...custom jewelry. Wulfenite, 5.4 cm, from the Defiance mine near Gleeson, Cochise County, Arizona. Ken Donn | | | Journal (issue) | Andrew C. Roberts Geol. Surv. of Canada Ottawa George W. Robinson Seaman Mineral Museum, MTU Houghton, Michigan... . . . . . . . . . . . . . . . . . . . . .199 by W. E. Wilson Columns Notes from the Editors. . . .... . . . . . . . . . . . . . . . . . . . . .230 by W. E. Wilson Microminerals . . . . . . . . . . . . ... on calcite, from the El Oriente tunnel, Chivor mine, Boyaca, Colombia. William Larson collection; Van...this original process are now operating in Japan, China and Russia. After his formal retirement, he continued |
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