larvikite norwegian labradorite gem cutout

anthophyllite antofillite background black collage collection cut cutout description flint gem gemstone gneiss granite grauwacke gray graywacke greywacke isolated labrador labradorite larvikite lodestone magnetite marble mineral name natural obsidian out peridotite phlogopite polished pumice rock rolled sample set snowflake specimen stone suevite tagamite tumbled tumbling variolite various white