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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Serpentine Subgroup from
Perheniemi, Iitti, Kymenlaakso, Finland


Classification
Species:'Serpentine Subgroup' (not an IMA approved species)
Formula:D3[Si2O5](OH)4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Serpentine Subgroup data
Locality Data:Click here to view Perheniemi, Iitti, Kymenlaakso, Finland
Data Identifiers
Mindat Occurrence Record ID:859190
Long-form Identifier:1:3:859190:6
GUID (UUID V4):0
References
Arhe, Markku 1980. Iitin Perheniemen kalkkiivi-karsi esiintymästä ja sen ympäristön geologiasta. 155 s., 16 l. Geologian Tutkimuskeskus, arkistoraportti M/3111/-80/1/10.
 
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