Rahul Sharma (Editor)

Nobleite

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Category
  
Phylloborates

Strunz classification
  
6.FC.05

Space group
  
P21/a

Formula(repeating unit)
  
CaB6O9(OH)2·3H2O

Crystal system
  
Monoclinic

Nobleite

Crystal class
  
Prismatic (2/m)(same H-M symbol)

Nobleite is a rare borate mineral with the chemical formula CaB6O9(OH)2·3H2O. It was discovered in 1961, in Death Valley, California, and is named for Levi F. Noble, a USGS geologist, in honor of his contributions to the geology of the Death Valley region.

Nobleite has also been identified at two localities in Chile and Argentina.

References

Nobleite Wikipedia


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