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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Ala-Penikka Reef, Penikat complex, Lapland, Finlandi
Regional Level Types
Ala-Penikka ReefReef
Penikat complexComplex
LaplandRegion
FinlandCountry

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Latitude & Longitude (WGS84):
65° 51' 23'' North , 25° 0' 1'' East
Latitude & Longitude (decimal):
65.85642,25.00036
GRN:
N44E08
Type:
Reef
Köppen climate type:
Dfc : Subarctic climate
Nearest Settlements:
PlacePopulationDistance
Simo3,582 (2014)21.2km
Keminmaa8,980 (2014)21.6km
Kemi22,641 (2014)24.0km
Tervola3,538 (2014)26.8km
Kuivaniemi1,979 (2015)32.1km
Mindat Locality ID:
33301
Long-form identifier:
mindat:1:2:33301:7
GUID (UUID V4):
0


Reef rich in PGE.
Layered intrusive.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


20 valid minerals.

Detailed Mineral List:

ⓘ Argentopentlandite
Formula: Ag(Fe,Ni)8S8
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘ Braggite
Formula: PdPt3S4
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Cobaltite
Formula: CoAsS
ⓘ Enstatite
Formula: Mg2Si2O6
ⓘ Enstatite var. Bronzite
Formula: (Mg,Fe2+)2[SiO3]2
ⓘ Galena
Formula: PbS
ⓘ Gersdorffite
Formula: NiAsS
ⓘ Hollingworthite
Formula: (Rh,Pt,Pd)AsS
ⓘ Kotulskite
Formula: Pd(Te,Bi)2-x (x ≈ 0.4)
ⓘ Majakite
Formula: PdNiAs
ⓘ Merenskyite
Formula: PdTe2
ⓘ Native Gold
Formula: Au
ⓘ Palladoarsenide
Formula: Pd2As
ⓘ Pentlandite
Formula: (NixFey)Σ9S8
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Sperrylite
Formula: PtAs2
ⓘ Sphalerite
Formula: ZnS
ⓘ Vysotskite
Formula: PdS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
ⓘPalladoarsenide2.AC.25aPd2As
ⓘMajakite2.AC.25ePdNiAs
ⓘArgentopentlandite2.BB.15Ag(Fe,Ni)8S8
ⓘPentlandite2.BB.15(NixFey)Σ9S8
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘKotulskite2.CC.05Pd(Te,Bi)2-x (x ≈ 0.4)
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘBraggite2.CC.35aPdPt3S4
ⓘVysotskite2.CC.35aPdS
ⓘGalena2.CD.10PbS
ⓘMerenskyite2.EA.20PdTe2
ⓘPyrite2.EB.05aFeS2
ⓘSperrylite2.EB.05aPtAs2
ⓘCobaltite2.EB.25CoAsS
ⓘGersdorffite2.EB.25NiAsS
ⓘHollingworthite2.EB.25(Rh,Pt,Pd)AsS
Group 9 - Silicates
ⓘEnstatite9.DA.05Mg2Si2O6
ⓘvar. Bronzite9.DA.05(Mg,Fe2+)2[SiO3]2
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
Unclassified
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8

List of minerals for each chemical element

OOxygen
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ EnstatiteMg2Si2O6
Oⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
NaSodium
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ EnstatiteMg2Si2O6
Mgⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
AlAluminium
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ EnstatiteMg2Si2O6
Siⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SSulfur
Sⓘ ArgentopentlanditeAg(Fe,Ni)8S8
Sⓘ BraggitePdPt3S4
Sⓘ ChalcopyriteCuFeS2
Sⓘ CobaltiteCoAsS
Sⓘ GalenaPbS
Sⓘ GersdorffiteNiAsS
Sⓘ Hollingworthite(Rh,Pt,Pd)AsS
Sⓘ Pentlandite(NixFey)Σ9S8
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ VysotskitePdS
CaCalcium
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
FeIron
Feⓘ ArgentopentlanditeAg(Fe,Ni)8S8
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ ChalcopyriteCuFeS2
Feⓘ Pentlandite(NixFey)Σ9S8
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ Enstatite var. Bronzite(Mg,Fe2+)2[SiO3]2
CoCobalt
Coⓘ CobaltiteCoAsS
NiNickel
Niⓘ ArgentopentlanditeAg(Fe,Ni)8S8
Niⓘ GersdorffiteNiAsS
Niⓘ MajakitePdNiAs
Niⓘ Pentlandite(NixFey)Σ9S8
CuCopper
Cuⓘ ChalcopyriteCuFeS2
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ CobaltiteCoAsS
Asⓘ GersdorffiteNiAsS
Asⓘ Hollingworthite(Rh,Pt,Pd)AsS
Asⓘ MajakitePdNiAs
Asⓘ PalladoarsenidePd2As
Asⓘ SperrylitePtAs2
RhRhodium
Rhⓘ Hollingworthite(Rh,Pt,Pd)AsS
PdPalladium
Pdⓘ BraggitePdPt3S4
Pdⓘ Hollingworthite(Rh,Pt,Pd)AsS
Pdⓘ KotulskitePd(Te,Bi)2-x (x ≈ 0.4)
Pdⓘ MajakitePdNiAs
Pdⓘ MerenskyitePdTe2
Pdⓘ PalladoarsenidePd2As
Pdⓘ VysotskitePdS
AgSilver
Agⓘ ArgentopentlanditeAg(Fe,Ni)8S8
TeTellurium
Teⓘ KotulskitePd(Te,Bi)2-x (x ≈ 0.4)
Teⓘ MerenskyitePdTe2
PtPlatinum
Ptⓘ BraggitePdPt3S4
Ptⓘ Hollingworthite(Rh,Pt,Pd)AsS
Ptⓘ SperrylitePtAs2
AuGold
Auⓘ Native GoldAu
PbLead
Pbⓘ GalenaPbS
BiBismuth
Biⓘ KotulskitePd(Te,Bi)2-x (x ≈ 0.4)

Other Regions, Features and Areas containing this locality

Baltic Shield (Fennoscandian Shield)Shield
Eurasian PlateTectonic Plate
EuropeContinent

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Alapieti, T. T., Lahtinen, J. J. (1986) Stratigraphy, petrology, and platinum-group element mineralization of the early Proterozoic Penikat layered intrusion, northern Finland. Economic Geology, 81 (5) 1126-1136 doi:10.2113/gsecongeo.81.5.1126
Halkoaho, T. A. A., Alapieti, T. T., Lahtinen, J. J., Lerssi, J. M. (1990) The Ala-Penikka PGE reefs in the Penikat layered intrusion, Northern Finland. Mineralogy and Petrology, 42 (1) 23-38 doi:10.1007/bf01162682
Halkoaho, T.A.A. (1993) The Sompujärvi and Ala-Penikka PGE reefs in the Penikat layered intrusion, northern Finland: implications for PGE reef-forming processes. Acta Univ. Oul. A249, University of Oulu, Oulu, Finland.
www.gsf.fi (n.d.) http://www.gsf.fi/explor/pgeweb/penikat/alapenikka.htm
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