set of various unpolished green stones with names

alexandrite amphibole anapaite apatite aventurine background beryl chrysoberyl collage collection cut cutout description dunite edenite green hornblende idocrase iridescent iron isolated mica mineral name natural nephrite olivinite out pyrite pyrophyllite quartz raw richterite rock rough sample schist set skarn soaprock soapstone specimen stone talc tamanite unpolished various variscite vesuviane vesuvianite white