| Hazen, Robert M., Hystad, Grethe, Golden, Joshua J., Hummer, Daniel R., Liu, Chao, Downs, Robert T., Morrison, Shaunna M., Ralph, Jolyon, Grew, Edward S. (2017) Cobalt mineral ecology. American Mineralogist, 102 (1) 108-116 doi:10.2138/am-2017-5798 | Journal (article/letter/editorial) | are known from five or fewer localities, conform to a Large Number of Rare Events (LNRE) distribution. Our...that at least 15 species have yet to be discovered—a minimum estimate because it assumes that new minerals...methods of mineral ecology to the minerals of cobalt, a redox-sensitive first-row transition element that...(Young 1979; Kobayashi and Shimizu 1999). Cobalt is a relatively common minor element in the crust (Wedepohl...as of 1 March 2016 (Downs 2006). Rruff.info/ima is a web site created and maintained by the Outreach Committee | | | Report (issue) | . . ,, 13 . . . ,, 62 PLATE IV 1. Machining with a Stellite toolbit .. 2. Excavator track hardfaced with...Selection Trust Ltd.; Rhokana Corporation Ltd.; Rhoanglo Mine Services Ltd.; Anglo-American Corporation of South...Belgium; Dr. A. Gosseye of the former Direction du Service Geologique, Belgian Congo; Mr. R. A. Wells, National... • Cobalt INTRODUCTION Cobalt is a silvery-white metal with a slight bluish tinge, closely resembling...Stockholm, it is only during the last three-quarters of a century or so that the metal has assumed considerable |
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