Microscopy

gandom beryan meteorite POP porphyritic olivine pyroxene chondrule L3 ordinary chondrite timur kryachko polished thin section microscopy PPL

microscopyoptical mineralogypolarized lightchondrulemeteoritegandom beryantimur kryachkol3 chondriteordinary chondriteastrogeologyrockmineralgeologypolished thin sectionpetrographypop chondruleporphyritic olivine pyroxene