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Genthelvite from selected localities.

USA
 
  • Rhode Island
    • Providence Co.
personal identification
Miller, C. E. (1971) Rhode Island Minerals and their Localities, O. D. Hermes, Ed., University of Rhode Island, Kingston; Rocks & Minerals (1986) 61:264-275
personal identification by Fred Schuster.
Peter Dunn (1976) Genthelvite and the helvine group. Mineralogical Magazine, 4O:627-636
 
Mineral and/or Locality  
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