Product Description

Rock Type:  Granulite facies cordierite-cummingtonite-sillimanite-biotite gneiss

Location:  Baffinland, Nunavut

Description:  Coarse-grained almandine garnet (black) with quartz inclusions intergrown with birefringent pink-red biotite laths and granular martite.  The rock was studied for its iron formation potential.