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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Chalcocite from
Immeljärvi, Kittilä, Lapland, Finland


Classification
Species:Chalcocite
Formula:Cu2S
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Chalcocite data
Locality Data:Click here to view Immeljärvi, Kittilä, Lapland, Finland
Data Identifiers
Mindat Occurrence Record ID:1239061
Long-form Identifier:1:3:1239061:4
GUID (UUID V4):0
Nearest other occurrences of Chalcocite
28.2km (17.5 miles) ⓘKittilä gold mine (Suurikuusikko mine; Rouravaara; Korkeakuusikko; Vuomajärvi), Kittilä, Lapland, Finland
88.7km (55.1 miles) ⓘSakattilampi (Sakatti deposit), Viiankiaapa mire area, Sodankylä, Lapland, Finland
References
M. J. Holma and V. J. Keinänen (2006).A new discovery of calcite-quartz-sulphide vein in the Kumpu Group conglomerate Lake Immeljärvi, Kittilä. Bulletin of the Geological society of Finland Special Issue 1 p. 51.
 
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