Sillimanite
Specimen ID: CY-43G-UC
Sillimanite : Al2(SiO4)O
Mindat locality:
weight: 24.58 carats
This gem has sharp cat’s eye on translucent brownish grey body.
Measurements: 18.23 x 15.27 x 10.79 mm.
Mineral(s)
8,544 gemdatids have been issued as of 27th Jun 2025 8:53 am UTC