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Phenakite.
Description from the source:
Phenakite (Be2 SiO4 trig.), Madagascar. Isolated, prismatic, geminated. 1,9x1,4x1,2 cm; 8 g.
Source:
Simone Citon
Contributor:
John Gray
Acquired:
26 October, 2008
Text Updated:
26 October, 2008
Price:
Trade
Size:
0.75"
Composition:
Be
2
Si
O
4