Wednesday, July 13, 2011

B-E Rocks

Here's another one!
Basalt- is a dark colored, fine grained,igneous rock. It's actually the most abundant rock.  

Chert- is a microcrystalline or cryptocrystalline sedimentary rock. 

Diorite- is a course grained, igneous rock. 

Eclogite- is a course grained mafic metamorphic rock.

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