Frikstad 03 Feldspar Quarry (Tuftane), Frikstad, Iveland, Aust-Agder, Norway
|Latitude & Longitude (WGS84):||58° 31' 27'' North , 7° 53' 51'' East|
|Latitude & Longitude (decimal):||58.52444,7.89776|
|Other regions containing this locality:||Scandinavia|
|Köppen climate type:||Dfc : Subarctic climate|
|Name(s) in local language(s):||Tuftane bruddet (Frikstad 3; Tuftan; Tuptane), Frikstad (Frigstad), Iveland kommune, Aust-Agder fylke, Norge|
A granite pegmatite dyke situated in the northern part of the Iveland pegmatite district on the Frikstad Farm land about 700m W of Nedre Frikstad. It was first started as a small feldspar quarry, later it was also worked for rare minerals (thortveitite, gadolinite-(Y) and euxenite-(Y) ). The dyke strikes NW and is more than 100 m long.
Bjørlykke locality n° 90.
Commodity ListThis is a list of exploitable or exploited mineral commodities recorded at this locality.
19 valid minerals. 1 (TL) - type locality of valid minerals. 1 erroneous literature entry.
Rock Types Recorded
Select Rock List TypeAlphabetical List Tree Diagram
This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.
Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org
541 - 2500 Ma
|Proterozoic crystalline metamorphic rocks|
Age: Proterozoic (541 - 2500 Ma)
Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. 
|Mesoproterozoic - Paleoproterozoic|
1000 - 2500 Ma
|Proterozoic I gabbro|
Age: Proterozoic (1000 - 2500 Ma)
Description: undifferentiated metamorphic
Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3.