Ammolite Slab Canada Cretaceous Extra Large Stromatolites are layered colonial sedimentary

Stromatolites are layered colonial sedimentary structures predominantly formed by photosynthetic microorganisms

deep-green malachite with the classic “velvet” texture for which Congo malachite is renowned

Selenite was once considered to be tied to the waxing/waning cycle of the Moon

admired for its striking color and natural white veining

875” x 2

Ammolite Slab Canada Cretaceous Extra Large Stromatolites are layered colonial sedimentaryAmmolite is an opal like gemstone found mainly in Alberta, Canada. It is a type of fossilized ammonite shell that is primarily comprised of aragonite which is the same mineral contained in Mother of Pearl. This item is 2" x 1. 45" and weighs 2. 5 oz.