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Grandidierite With Garnet

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KRM1135685

Description Tabs

Description
Locality: 
Taolañaro, Anosy, Madagascar
Class: 
Single Crystal
Size Range: 
Small cabinet (7-10 cm)
Size: 
8.5 × 5.5 × 5 cm
Description

An extremely rare and exceptionally large grandidierite crystal, measuring 8.3 × 5 × 4.5 cm, unusually associated with garnet. Combinations of grandidierite with garnet are exceptionally uncommon, making this specimen both scientifically and aesthetically significant. Its impressive size, high quality, and gem-like appearance make it a remarkable piece for collectors or display. This specimen comes from the initial discovery of this new locality,  olde specimen from the seller’s personal collection.

 

Mineral Data
What's on the rock

Grandidierite

Formula: 
(Mg,Fe2+)(Al,Fe3+)3(SiO4)(BO3)O2
Strunz: 
9.AJ.05
Hardness: 
7.5
Type Locality: 
Cap Andrahomana, Ranopiso Commune, Taolañaro District (Fort Dauphin), Anosy Region (Fort Dauphin Region), Tuléar Province (Toliara), Madagascar

Seller Information

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