Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Irarsite from
Kevitsa Ni-Cu-PGE mine, Kevitsansarvi (Keivitsansarvi), Sodankylä, Lapland, Finland


Locality type:Mine
Classification
Species:Irarsite
Formula:(Ir,Ru,Rh,Pt)AsS
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Irarsite data
Locality Data:Click here to view Kevitsa Ni-Cu-PGE mine, Kevitsansarvi (Keivitsansarvi), Sodankylä, Lapland, Finland
Data Identifiers
Mindat Occurrence Record ID:849518
Long-form Identifier:1:3:849518:1
GUID (UUID V4):0
Nearest other occurrences of Irarsite
0.0km (0.0 miles) ⓘKeivitsa intrusion, Sodankylä, Lapland, Finland
18.6km (11.6 miles) ⓘSakattilampi (Sakatti deposit), Viiankiaapa mire area, Sodankylä, Lapland, Finland
89.9km (55.9 miles) ⓘPalsinoja, Ivalojoki, Inari, Lapland, Finland
References
Mutanen, Tapani (1997) Geology and ore petrology of the Akanvaara and Koitelainen mafic layered intrusions and the Keivitsa-Satovaara layered complex, northern Finland. Bulletin de la Commission Géologique de Finlande Vol. 395. Geological Survey of Finland
González-Pérez, Igor, Gervilla, Fernando, González-Jiménez, José M., Kojonen, Kari (2021) Genesis of an exotic platinum-group-mineral-rich and Mg-poor chromitite in the Kevitsa Ni-Cu-platinum-group-elements deposit. Mineralogy and Petrology, 115 (5) 535-555 doi:10.1007/s00710-021-00751-1
González-Jiménez, José María; González-Pérez, Igor; Plissart, Gaëlle; Ferreira, Amira R.; Schettino, Erwin; Yesares, Lola; Schilling, Manuel E.; Corgne, Alexandre; Gervilla, Fernando (2025) Micron-to-nanoscale investigation of Cu-Fe-Ni sulfide inclusions within laurite (Ru, Os)S2 from chromitites. Mineralium Deposita, 60 (2). 581-604 doi:10.1007/s00126-024-01285-0
 
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