DP-4M3-4U - Opal

Gem(s)

Opal : SiO₂·nH₂O

Locality

Mindat locality:

Dimensions

18mm x 14mm x 12mm

weight: 14.2 carats

� � �

Photos

Certificates

Description

Fancy cabochon opal Cut collection and photo Alessio Piccioni

Previous data

Mineral(s)

Other options

8,544 gemdatids have been issued as of 14th Sep 2025 7:50 am UTC