About gemdatID
Opal
Specimen ID:
B7-B8G-LX
Gem(s)
Opal
:
SiO
2
·nH
2
O
Locality
Mindat locality:
Ethiopia
Dimensions
weight: 1.86 carats
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Description
Measurements: 13.62 x 7.63 x 3.7 mm.
Previous data
Mineral(s)
Opal
Jolyon Ralph
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3,420 gemdatids have been issued as of 11th Dec 2025 10:42 pm UTC