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3D3DDanburite.
Description from the source:
Danburite (Ca B2 (SiO4)2 orth.), Charcas, San Luis Potosi`, Mexico. Prismatic, geminated. 4x2x1,5 cm; 16 g.
Source: Simone Citon
Contributor: John Gray
Acquired: 19 November, 2008
Text Updated: 20 November, 2008
Price: Trade
Size: 1.6"
Composition: CaB2(SiO4)2
Calcium