Oyster - Fossil Specimen maramures mineral specimen The crab sits tucked into

The crab sits tucked into a natural-looking pocket in the matrix

Its color is linked mainly to vanadium

Chemical Composition: MnSiO₃

nestled inside a naturally rounded

What makes this example stand out is its dense coverage and balanced contrast: pale feldspar plates

Oyster - Fossil Specimen maramures mineral specimen The crab sits tucked intoMined from: California, U. S. A. Era: Miocene Epoch Geological Age: 5 16 mya Description: This one of a kind oyster fossil specimen from California is made up of a thick cluster of overlapping shells in muted grey, tan and brown tones. The exterior has a rough, layered surface with broad shell plates, irregular growth lines and naturally broken edges that show how the oysters accumulated together. One side exposes a large concave shell interior with a