Product Description

Rock Type:  Gabbro

Location:  Brazil

Description:  Coarse amphibole grain demonstrating retrogression to chlorite (green) on margins.  Note the coarse-grained brown sphene surrounding the retrograded amphiboles.  The oxides (black) interior to the amphiboles and the sphene are ilmenite.  The rock was studied for its titanium-vanadium potential.