Fossil Ginkgo Leaf - 2.938" marineavianreptile By contrast

By contrast

Formed during one of the most tumultuous times in the region

a 12-megaton explosion leveled 80 million trees over an area of 830 square miles (2

Above: Space Shuttle Challenger LRSI Tile with typical NASA scrap tags

Campo del Cielo is often referred to as a single meteorite but it is in fact a broad term defining a meteorite field in the Chaco Province of Northwest Argentina

Fossil Ginkgo Leaf - 2.938" marineavianreptile By contrastThe Ginkgo tree is a beautiful plant with fascinating fan like leaves that turn a rich gold in autumn. First appearing in the Jurassic Period, this magnificent gymnosperm has changed very little over the past several million years, making the modern tree a living fossil of its prehistoric ancestors. This specimen is a 2. 938" fossil Ginkgo cranei leaf from the Sentinel Butte Formation in North Dakota. This formation and the fossil are from the