Dumortierite

Specimen ID: BQ-499-FC

Gem(s)
Dumortierite : Al(Al2O)(Al2O)2(SiO4)3(BO3)
Locality
Mindat locality:
Madagascar
Dimensions
weight: 3.85 carats
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Description
Size: 11.8 x 7.7 mm.
Previous data
Mineral(s)
Dumortierite
Michael Gray (2)

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3,420 gemdatids have been issued as of 11th Mar 2026 2:10 am UTC