About gemdatID
Sillimanite
Specimen ID:
CU-0QB-FJ
Gem(s)
Sillimanite
:
Al
2
(SiO
4
)O
Locality
Mindat locality:
Madagascar
Dimensions
15.18mm x 8.76mm x 7.23mm
weight: 8.24 carats
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Previous data
Mineral(s)
Sillimanite
Jolyon Ralph
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8,544 gemdatids have been issued as of 7th Jul 2025 4:06 am UTC