set of various eudialyte rocks isolted on white

aegirine almandine background blood brown circle collage collection crystal crystalline cutout eudalite eudialite eudialyte eudyalite gem gemological gemstone geological isolated lujaurite macro material mesodyalite mineral mineralogical natural object piece pink polished purple raw red rock rolled rough saami sample set slab spar specimen stone structure surface syenite texture tumbled unpolished various white