About gemdatID
Sillimanite
Specimen ID:
DQ-UGB-U5
Gem(s)
Sillimanite
:
Al
2
(SiO
4
)O
Locality
Mindat locality:
India
Dimensions
weight: 1.55 carats
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Description
Size: 6.8 mm.
Previous data
Mineral(s)
Sillimanite
Michael Gray (2)
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3,420 gemdatids have been issued as of 10th Sep 2026 2:04 pm UTC
