Diaspore
Specimen ID: CU-UY3-YK
Diaspore : AlO(OH)
Mindat locality:
weight: 1.32 carats
Size: 8.8 x 5.0 mm.
Colour shifts from yellow-brown in incandescent to yellow-green in daylight.
Mineral(s)
8,544 gemdatids have been issued as of 2nd Jul 2025 11:37 pm UTC