 | | Journal (article/letter/editorial) | | *65560::,<9:*/60*, ROBERT B. COOK Department of Geology and Geography Auburn University Auburn, Alabama...occasions both species can be found in the same deposit and even on the same specimen, with the contrasting...contrasting greens of annabergite and the reds of erythrite resulting in attractive and unusual specimens....(reflecting a series with its cobalt analog, erythrite) and lesser Dr. Robert B. Cook, an executive...Rocks & Minerals, is a professor emeritus in the Department of Geology and Geography at Auburn University |
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