diatomite punika rock sedimentary nggoleki-grained kang kawangun saka bumi diatomaceous nggabungake
luxullianite jinis langka granit, dikenal kanggo ngarsane kelompok-kelompok saka radially disusun kristal Tourmaline acicular kang diubengi déning phenocrysts saka orthoclase lan quartz ing matrik saka kuarsa, Tourmaline, Feldspar alkali, mica coklat.
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque