Andradite Garnet Var. Demantoid

Antetezambato, Diana Region, Antsiranana Province, Madagascar

Reference: 374

Rich coverage of well formed glassy crystals to 3mm of the rare demantoid variety of garnet from the find made in 2008, 2.5 km west of the village.

Formula: Ca₃Fe³⁺₂ (SiO₄)₃

(chromium substitution is the cause of the green color)

Status: Sold

Dimensions: 30x22x25mm

Size: Thumbnail (T)

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