set of various blue raw rocks with names cutout

apatite azurite background blue celestine celestite chalcopyrite chessylite chrysocolla collage collection corundum crystal cupropyrite cut cutout cyanite description disthene gabbro isolated kyanite lapis lazuli lazulite lazurite magnesioriebeckite magnesite mineral name natural out raw rhaeticite rhodusite riebeckite rock rough sample set specimen stone tanzanite tennantite tyrolite unpolished various violet white