Orthoclase2
~Posted By Rahul

Microcline
~Posted By Rahul

Hornblende
~Posted By Rahul

Biotite
~Posted By Rahul

Augite (Plane polarized light)
~Posted By Rahul

Augite (Crossed polarized light)
~Posted By Rahul

Augite
~Posted By Rahul

Quartz
~Posted By Rahul

Orthoclase
~Posted By Rahul