Demantoid

300.00$

Stone: Garnet Demantoid

Size: 3.5×1.5×2 cm

Big crystal: 13 mm

Origin: Takab, Belqeys Mountain, West Azerbaijan, Iran

Category:
Description

Demantoid

Garnet Demantoid from IRAN

Ca3Fe23+(SiO4)3
Chemical Analyses:
Oxide wt%:
1
SiO2 36.7 %
TiO2 0.71 %
Al2O3 7.84 %
Cr2O3 1.18 %
FeO 15.83 %
MnO 0.15 %
MgO 0.29 %
CaO 33.91 %
Total: 96.61 %

Reference:mindat.org

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