Vote for your favorite mineral in #MinCup26! - Erythrite vs. Skutterudite
Pretty pink and poisonous Erythrite is against its shiny silver and structurally-useful Skutterudite.
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Fredericite

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Formula:
Cu6[Cu4(Fe,Zn)2]As4S13
Synonym:
A synonym of Silver-bearing Tennantite
This page provides mineralogical data about Fredericite.


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Unique IdentifiersHide

Mindat ID:
9976 (as Fredericite)
25593 (as Silver-bearing Tennantite)
3911 (as Tennantite Subgroup)
Long-form identifier:
mindat:1:1:9976:5 (as Fredericite)
mindat:1:1:25593:4 (as Silver-bearing Tennantite)
mindat:1:1:3911:2 (as Tennantite Subgroup)

Internet Links for FredericiteHide

References for FredericiteHide

Reference List:
Sjögren, H.
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