Rock 365 : Day 258 : Quartz Feldspar Porphyry

20100915

Day 258 : This is a quartz feldspar porphyry from the Drumadoon Sill on the west coast of the Isle of Arran, Scotland. Keele collection.

Advertisements

~ by hypocentre on September 15, 2010.

 
%d bloggers like this: