Pyrite & Quartz Face (From Our Private Collection) Fish Fossils in the western United States

in the western United States and Portugal

Beginning as small bubbles of volcanic gasses in lava that hardened

owing to an elongate tapering body with a squid-like tail

Unlike more commonly structured (homomorphs) Ammonites

They were so numerous that Triceratops teeth are the most commonly fossil found

Pyrite & Quartz Face (From Our Private Collection) Fish Fossils in the western United StatesA golden yellow to brown, widely occurring mineral sulfide, FeS2, Pyrite is used as an iron ore and to produce sulfur dioxide for sulfuric acid. It is also known as Fool's Gold because it resembles gold, even though it is harder (H. 5 6) and a paler yellow. Pyrite is often found in quartz veins, sometimes even with gold. Pyrite crystals are common; it may also occur as grains or in masses. It streaks a greenish black and when tarnished, may resemble