About gemdatID
Dumortierite
Specimen ID:
BB-YDN-Q2
Gem(s)
Dumortierite
:
Al(Al
2
O)(Al
2
O)
2
(SiO
4
)
3
(BO
3
)
Locality
Mindat locality:
Madagascar
Dimensions
2.3mm x ?mm x ?mm
weight: 0.06 carats
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Previous data
Mineral(s)
Dumortierite
Brian Kosnar
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8,544 gemdatids have been issued as of 5th Sep 2025 2:33 am UTC
