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Collection Tier:
Tier 3
Rocks and Minerals
➔ Zincite and Franklinite with Calcite
Identifier:
2019.1.2037
Description:
Franklinite, the black mineral seen here, is a rare iron oxide often found with calcite, willemite, and zincite. This specimen was found with zincite, a rare red mineral, and calcite, a calcium carbonate mineral.
Franklinite Formula:
(Zn,Mn,Fe
2+
)(Fe
3+
, Mn
3+
)2O
4
Zincite Formula:
(Zn,Mn)O
Calcite Formula:
CaCO
3
Source:
Museum Collection
Rights:
Creative Commons Zero (CC0 1.0)
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Related Object
Calcite