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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Koltjern, Eigersund, Rogaland, Norwayi
Regional Level Types
KoltjernPit
EigersundMunicipality
RogalandCounty
NorwayCountry

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Latitude & Longitude (WGS84):
58° 24' 45'' North , 6° 4' 0'' East
Latitude & Longitude (decimal):
58.41273,6.06673
GeoHash:
G#: u4kk619wv
GRN:
N39E03
Area:
10 km2
Type:
Pit
Age:
1000 to 541 ± 1.0 Ma
Geologic Time:
Neoproterozoic
Reference for age:
Geological Survey of Norway. The Ore Database. Deposit Area 1101 - 015, Koltjern
Köppen climate type:
Cfb : Temperate oceanic climate
Mindat Locality ID:
267464
Long-form identifier:
mindat:1:2:267464:6
GUID (UUID V4):
0
Other Languages:
Norwegian:
Koltjern, Eigersund, Rogaland, Norge


Massive ilmenite has been excavated from a small pit (2x3x1m). The ilmenite occurred as a lens in locally coarse grained granodiorite.

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Standard Detailed Gallery Strunz Chemical Elements

Commodity List

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


Mineral List


1 valid mineral.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

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Alphabetical List Tree Diagram

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
ⓘIlmenite4.CB.05Fe2+TiO3

List of minerals for each chemical element

OOxygen
Oⓘ IlmeniteFe2+TiO3
TiTitanium
Tiⓘ IlmeniteFe2+TiO3
FeIron
Feⓘ IlmeniteFe2+TiO3

Other Databases

Link to Geological Survey of Norway:4993

Other Regions, Features and Areas containing this locality

Baltic Shield (Fennoscandian Shield)Shield
Eurasian PlateTectonic Plate
EuropeContinent
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

Geological Survey of Norway. The Ore Database. Deposit Area 1101 - 015, Koltjern
aps.ngu.no (n.d.) http://aps.ngu.no/pls/oradb/minres_deposit_fakta.Main?p_objid=4993&p_spraak=E
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