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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Water tunnel, Fortun Hydropower plant, Fortun, Luster, Vestland, Norwayi
Regional Level Types
Water tunnelTunnel
Fortun Hydropower plantPower Plant
FortunVillage
LusterMunicipality
VestlandCounty
NorwayCountry
Water tunnel, Fortun Hydropower plant, Fortun, Sogn og Fjordane, Norway

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Latitude & Longitude (WGS84):
61° North , 7° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~1km
GRN:
N42E03
Type:
Tunnel
Köppen climate type:
Dfc : Subarctic climate
Mindat Locality ID:
47858
Long-form identifier:
mindat:1:2:47858:7
GUID (UUID V4):
0
Other Languages:
Norwegian:
Vanntunnel, Fortun kraftverk, Fortun, Luster, Vestland, Norge


No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


2 valid minerals.

Detailed Mineral List:

ⓘ Montmorillonite
Formula: (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
ⓘ Pyrite
Formula: FeS2
Description: "Iron-cross" twins to 1 cm was found in a montmorillonite breccia in the water-tunnel leading to the hydropowerplant.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPyrite2.EB.05aFeS2
Group 9 - Silicates
ⓘMontmorillonite9.EC.40(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O

List of minerals for each chemical element

HHydrogen
Hⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
OOxygen
Oⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
NaSodium
Naⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
MgMagnesium
Mgⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
AlAluminium
Alⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
SiSilicon
Siⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
SSulfur
Sⓘ PyriteFeS2
CaCalcium
Caⓘ Montmorillonite(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
FeIron
Feⓘ PyriteFeS2

Other Regions, Features and Areas containing this locality

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

Rosenqvist, I.Th. (1957): Montmorillonitt fra Fortun i Sogn. Norsk Geologisk Tidsskrift. 37, 403-414
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