Microscopy

7336 R003 4x Tambora volcano petrographic thin section geology plagioclase clinopyroxene microlite groundmass micrograph PPL

tamboravolcanologyvolcanopetrographypetrographic thin sectionmicroscopyphotomicrographphotomicrographygeologyoptical mineralogyplagioclasemicroliteclinopyroxenegroundmassrockpolarized lightreliefplane polarized light