Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Storfossen, Karasjok, Troms og Finnmark, Norwayi
Regional Level Types
StorfossenDiggings
KarasjokMunicipality
Troms og FinnmarkCounty
NorwayCountry

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PhotosMapsSearch
04865100017272064709594.jpg
Storfossen

Storfossen, Karasjok, Troms og Finnmark, Norway
04865100017272064709594.jpg
Storfossen

Storfossen, Karasjok, Troms og Finnmark, Norway
04865100017272064709594.jpg
Storfossen

Storfossen, Karasjok, Troms og Finnmark, Norway
Latitude & Longitude (WGS84):
69° 18' 30'' North , 24° 51' 2'' East
Latitude & Longitude (decimal):
69.30838,24.85059
GeoHash:
G#: us3dm3pws
GRN:
N47E07
Type:
Diggings
Age:
2.588 Ma to present day
Geologic Time:
Quaternary
Reference for age:
Geological Survey of Norway. The Ore Database. Deposit Area 2021 - 015. Storfossen
Köppen climate type:
Dfc : Subarctic climate
Mindat Locality ID:
33996
Long-form identifier:
mindat:1:2:33996:9
GUID (UUID V4):
0
Other Languages:
Northern Sami:
Stuorragorzi, Kárášjohka, Romsa ja Finnmárku, Norga
Norwegian:
Storfossen, Karasjok, Troms og Finnmark, Norge


Old gold digging sites. Alluvial deposites.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


10 valid minerals.

Detailed Mineral List:

ⓘ 'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘ Cooperite
Formula: PtS
Description: Two grains found by Bjørlykke, both intergrown with sperrylite.
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Hematite
Formula: Fe2O3
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Magnetite var. Titanium-bearing Magnetite
Formula: Fe2+(Fe3+,Ti)2O4
ⓘ Native Gold
Formula: Au
ⓘ Native Silver
Formula: Ag
Description: Alluvial formed silver, contain some percents of antimony.
ⓘ Pyrite
Formula: FeS2
ⓘ Rutile
Formula: TiO2
ⓘ Scheelite
Formula: Ca(WO4)
ⓘ Sperrylite
Formula: PtAs2
Description: Xls to 0,1 mm.
ⓘ Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Gold1.AA.05Au
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘCooperite2.CC.35bPtS
ⓘPyrite2.EB.05aFeS2
ⓘSperrylite2.EB.05aPtAs2
Group 4 - Oxides and Hydroxides
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘvar. Titanium-bearing Magnetite4.BB.05Fe2+(Fe3+,Ti)2O4
ⓘHematite4.CB.05Fe2O3
ⓘRutile4.DB.05TiO2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘScheelite7.GA.05Ca(WO4)
Group 9 - Silicates
ⓘZircon9.AD.30Zr(SiO4)
Unclassified
ⓘ'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
ⓘ'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
Hⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
OOxygen
Oⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Oⓘ HematiteFe2O3
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ RutileTiO2
Oⓘ ScheeliteCa(WO4)
Oⓘ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
Oⓘ ZirconZr(SiO4)
Oⓘ Garnet GroupX3Z2(SiO4)3
FFluorine
Fⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
AlAluminium
Alⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
SiSilicon
Siⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Siⓘ ZirconZr(SiO4)
Siⓘ Garnet GroupX3Z2(SiO4)3
SSulfur
Sⓘ CooperitePtS
Sⓘ PyriteFeS2
ClChlorine
Clⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
CaCalcium
Caⓘ ScheeliteCa(WO4)
TiTitanium
Tiⓘ Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Tiⓘ RutileTiO2
Tiⓘ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
FeIron
Feⓘ HematiteFe2O3
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
Feⓘ Magnetite var. Titanium-bearing MagnetiteFe2+(Fe3+,Ti)2O4
AsArsenic
Asⓘ SperrylitePtAs2
ZrZirconium
Zrⓘ ZirconZr(SiO4)
AgSilver
Agⓘ Native SilverAg
WTungsten
Wⓘ ScheeliteCa(WO4)
PtPlatinum
Ptⓘ CooperitePtS
Ptⓘ SperrylitePtAs2
AuGold
Auⓘ Native GoldAu

Other Databases

Link to Geological Survey of Norway:749

Other Regions, Features and Areas containing this locality

Baltic Shield (Fennoscandian Shield)Shield
Eurasian PlateTectonic Plate
EuropeContinent
Norway
ScandinaviaRegion

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

Bjørlykke, Harald (1966) De alluviale gullforekomster i indre Finnmark [The alluvial gold deposits in inner Finnmark]. Norges Geologiske Undersøkelse 236. Norges Geologiske Undersøkelse (NGU) pp.47-50
(2005) Deposit Area 2021 - 015. Storfossen. The Ore Database, Geological Survey of Norway.
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