Manhattan Project Shield Window Fragment - SOLD 164g fossilsandgeology 6km) in diameter

6km) in diameter

providing shelter

The blue “raindrops” are azurite

Mosasaurs boasted flexible skulls and double-hinged jaws

tool-making hominin Homo erectus

Manhattan Project Shield Window Fragment - SOLD 164g fossilsandgeology 6km) in diameterThis specimen is a 164 gram fragment of a leaded glass shield window installed in the T Plant (221 T) Plutonium Recovery Building, the first and largest of two production bismuth phosphate chemical separations plants used to extract plutonium from fuel rods irradiated in the Hanford Sites reactors. The Plutonium produced here was used in both the Trinity test on July 16, 1945, and in the "Fat Man" atomic bomb used over Nagasaki, Japan on August 9,