About gemdatID
Dumortierite
Specimen ID:
BB-8Q0-TW
Gem(s)
Dumortierite
:
Al(Al
2
O)(Al
2
O)
2
(SiO
4
)
3
(BO
3
)
Locality
Mindat locality:
Madagascar
Dimensions
weight: 1.12 carats
�
�
�
×
Photos
Certificates
Add a new certificate
Description
Size: 6.5 mm.
Previous data
Mineral(s)
Dumortierite
Michael Gray
Log in to comment/edit
Your email
Your password
Submit
Other options
Add a photo of this specimen
Report duplicate gemdatid
8,544 gemdatids have been issued as of 5th Jul 2025 11:53 pm UTC