Iridescent Hoploscaphites Fossil | Pierre Shale, South Dakota Badlands tourmaline creating intricate patterns and earthy

creating intricate patterns and earthy tones revealed through careful polishing

This item is 1" x 1" and weighs

Black Chalcedony is a cryptocrystalline

earthy colors

showcasing the classic dark carbon impressions against the natural grey shale

Iridescent Hoploscaphites Fossil | Pierre Shale, South Dakota Badlands tourmaline creating intricate patterns and earthyAn exceptional Hoploscaphites fossil from the Pierre Shale of South Dakota, displaying stunning natural iridescence across its shell. Flashes of vibrant color shimmer across the fossilized surface, highlighting intricate details preserved from a marine creature that lived over 66 million years ago in the ancient Western Interior Seaway. The contrast between the fossil's ancient form and its brilliant, rainbow like luster creates a display that is both