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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Biotite from
Gecko Mine (Explorer 1), Tennant Creek, Barkly Region, Northern Territory, Australia


Locality type:Mine
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Gecko Mine (Explorer 1), Tennant Creek, Barkly Region, Northern Territory, Australia
Data Identifiers
Mindat Occurrence Record ID:1078227
Long-form Identifier:1:3:1078227:3
GUID (UUID V4):0
Nearest other occurrences of Biotite
21.4km (13.3 miles) ⓘHidden Mystery Gold Mine, Tennant Creek, Barkly Region, Northern Territory, Australia
25.9km (16.1 miles) ⓘWest Gibbet gold prospect, Tennant Creek, Barkly Region, Northern Territory, Australia
34.0km (21.1 miles) ⓘWest Peko Au-Cu prospect, Tennant Creek, Barkly Region, Northern Territory, Australia
37.6km (23.4 miles) ⓘGiant Moon, Tennant Creek, Barkly Region, Northern Territory, Australia
References
Le Messurier, P. (1974) Summary Notes for Discussion on Crystallisation Patterns in Pyrite, from Gecko Mine, Tennant Creek, Geopeko Technical Seminar, Parkes, October 1974.
 
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