Andesite

Rock type: 
Igneous
Age: 
50 millions years
Tags: 
Andesite, Dyke, Eocene, plagioclase, apatite, sphene
Submitted 4 years 7 months ago by rock.

Andesite dyke. Sikhote-Alin series of Eocene subintrusions. Eocene. Porphyry structure.

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