Rock 365 : Day 58 : Larvikite #365photos

20100227

Day 58 : I showed a polished sample of Larvikite on Day 6 from a Cardiff bank.  This is an unpolished sample collected from its native Norway. The grey feldspars show their perthitic lamellae and the black minerals are hornblende. 

Advertisements

~ by hypocentre on February 27, 2010.

 
%d bloggers like this: