Cleoniceras Ammonite Small Unakite These pieces have been polished

These pieces have been polished into an obelisk shape

tourmaline

Selenite is a transparent to translucent variety of the mineral gypsum

The iron oxidizes into reddish bands while the reduced iron creates green or whitish banding

Cleoniceras Ammonite Small Unakite These pieces have been polishedAmmonites were ocean dwelling mollusks that lived from the mid Devonian (388 million years ago) through the Cretaceous (66 million years ago). The closest living relatives found today are octopus, squid, and cuttlefish. These fossils are found in sedimentary rock layers of limestone, clay, or shale. The mineral composition of the shell can include iron, manganese, and aluminum, creating vibrant colors. You will receive the exact item pictured.