Petrified Branch - Full Slice neolithic which housed inside a glass-topped

which housed inside a glass-topped Riker display box measuring 4x3x1 (inches)

This specimen is a fossil Triceratops tooth

Also known as gut or gizzard stones

The Space Shuttle Challenger (OV-099) was the second of the space shuttles in the program to enter orbit

Above: Slow-motion macro video of a honeybee taken with the Easy-Macro attached to an iPhone SE

Petrified Branch - Full Slice neolithic which housed inside a glass-toppedAbove: Front of Specimen Card "When the plant deposits are as thoroughly explored as the animal deposits have been, stratigraphic geology will receive much valuable aid." ~ Frank Hall Knowlton, USGS Botanist, 1889. Petrified wood is a unique type of fossil that preserves the impressions of the organic material down to a cellular level. The most common plant fossils are often only impressions of anatomical details left upon soft earth during