Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Illite from
Björkdal Mine, Sandfors, Skellefteå, Västerbotten County, Sweden


Locality type:Mine
Classification
Species:Muscovite var: Illite
Formula:K0.65Al2.0[Al0.65Si3.35O10](OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Illite data
Locality Data:Click here to view Björkdal Mine, Sandfors, Skellefteå, Västerbotten County, Sweden
Data Identifiers
Mindat Occurrence Record ID:1221518
Long-form Identifier:1:3:1221518:2
GUID (UUID V4):0
Nearest other occurrences of Illite
16.4km (10.2 miles) ⓘVaruträsk, Skellefteå, Västerbotten County, Sweden
17.8km (11.1 miles) ⓘÅkulla Au-Te deposit, Boliden, Skellefteå, Västerbotten County, Sweden
References
 
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