reddish agate slices in the back light

039 abstract agate back backlight band banded beauty bowl bright brown closeup colour coloured crosssection crust crystal crystallization detail disc earth edelstein elongated flat geologically geology glowing history light macro mineral multicolored naturally nature object patterned plate polished quartz red reddish rock semiprecious shot slate slice slices spot standing stone strip striped studio surface template thin transparent two variety volcanic