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

It is found in a vast array of forms

honey gold Barite crystals atop a base of verdant green and purple Fluorite

The effect of this is a remarkable shimmer of gold shining through the blue facets of the fluorite

The name "Phantom" Fluorite is applied to Fluorite crystals with a visibly darker colored crystal core within

Middle Devion period

A relatively new and exciting addition to the mineral world

the slight yellow tint of which perfectly highlights the sea green crystals

see photo for small but visible crack in slab

Rainbow or peacock pyrite is a much rarer form of pyrite named for the unmistakable and incredibly vibrant rainbow-colored iridescence it displays

40-50 million years ago

Kataoua formation

These incredible specimens of natural uncut aquamarine from Mount Little Xuebaoding in Sichuan