Andradite Garnet Var. Demantoid

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Antetezambato, Diana Region, Antsiranana Province, Madagascar
958
Superb group of andradite crystals with a multitude of parallel offset faces perched on a thin sliver of small quartz crystals. Fine example of this rare type 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: 25x18x11mm
Size: Thumbnail (T)
Minerals of the English Midlands
Minerals of the English Midlands
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