About gemdatID
Spinel
Specimen ID:
A1-P4G-NM
Gem(s)
Spinel
:
MgAl
2
O
4
Locality
Mindat locality:
Tanzania
Dimensions
5.4mm
weight: 0.63 carats
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Previous data
Mineral(s)
Spinel
Jolyon Ralph
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8,544 gemdatids have been issued as of 16th Jan 2026 11:30 am UTC
