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Diabase dyke cutting pegmatites in larvikite

Diabase dyke cutting pegmatites in larvikite

Photo Copyright © Peter Andresen  - This image is copyrighted. Unauthorized reproduction prohibited.

A diabase (basaltic or trachy-andesitic composition) dyke cutting nepheline-syenite pegmatites in larvikite, at level 4 in the quarry. Photo taken by Peter Andresen, 24. September 2011.

This Photo was Mindat.org Photo of the Day - 21st Dec 2011

This photo has been shown 1147 times

Photo added: 24th Sep 2011

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