Fish Fossil - Knightia Eoceana

Fish Fossil - Knightia EoceanaDuring the Eocene, 40 50 million years ago, vast shoals of freshwater fish inhabited a large shallow inland sea across the American West. The herring like fish of the genus Knightia were far and away the most abundant freshwater fish during this era, and because of this they are one of the most frequently found vertebrate fossils on earth. Originating from the famed Green River Formation in Wyoming, fossils of Knightia eocaena and their close

521 million years old

These large

As a mineral specimen or gemstone Barite can be found in many colors including vibrant reds

Fluorite crystals are well shaped

and the second most common form of Calcium Carbonate on Earth

Shipping note: due to weight and special packaging requirements

Chalcedony has a unique crystalline structure that gives it an enormously variable appearance

Azurite has been sought after since ancient times as a gem and for use in blue pigment

from the Cambrian age

These white Aragonite clusters are highly variable

These fine specimens have rich yellow-gold fine crystals covering a thick white matrix

botryoidal quartz