Gabbro Photos
Cochise College
Photos of Rocks       
Igneous Rocks
Geology Home Page
Roger Weller, geology instructor                   copyright 2011

gabbro with labradorite-2
Gabbro is a coarse-grained, dark igneous rock.
The flashes of color come from a variety of plagioclase feldspar known as labradorite.

gabbro                                                                                                                                               41

Photo is copyright free for non-commercial educational uses. 
Just credit photo to R.Weller/Cochise College.

Specimen courtesy of Dave Dechant