About gemdatID
Spinel
Specimen ID:
AM-R7D-J9
Gem(s)
Spinel
:
MgAl
2
O
4
Locality
Mindat locality:
Tanzania
Dimensions
6.16mm x 5.11mm x 3.03mm
weight: 0.78 carats
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Previous data
Mineral(s)
Spinel
Jolyon Ralph
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8,544 gemdatids have been issued as of 25th Jun 2025 10:05 am UTC
