Deformed pyrrhotite associated with graphite in Estonian Precambrian gneisses
Sophie Graul
Tallinn University of Technology, Tallinn, Estonia and France
Pyrrhotite blast in a micro-crack associated with graphite flakes and biotites. Gneiss is related to the Svecofennian orogeny.
Material originates from Uljaste, Alutaguse Province, North-East Estonia.
Reuse
Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported (CC BY-NC-ND 3.0) (opens in a new window)Credit: Sophie Graul (distributed via imaggeo.egu.eu)
Properties
Type
Image
Format
JPG
Size
2.3 MB
Width
1576 px
Height
1920 px
Aspect
197:240
Taken
April 2026
Coordinates
59.3738, 26.7449
Tint
Bluish black
Submitted
6 May 2026
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