Colorado Geologic Map in stone 27″ X 34″ Slabs of: limestone, travertine, marble, sodalite syenite, aventurine;Fossils: beetle, brachiopod, oreodont teeth, baculites, scaphites, portheus fish vertebrae;Minerals: fluorite with amethyst, rhodonite, lepidolite, pyrite, rhodochrosite, epidote, molybdenum in quartz, hematite in quartz, amazonite with smoky quartz, gold ore (calaverite), petrified wood, selenite SOLD