Manhattan Project Shield Window Fragment - SOLD 132g B surfite which also wiped out the

which also wiped out the dinosaurs

This is normal and occurs due to the fragmented nature of an airburst impact

Note: The 1908 Cross Section specimen is a limited-time collector's item

Each specimen ships in its own glass-topped riker display case that measures 4"x3"x1"

Petrified Evergreen Tree (c

Manhattan Project Shield Window Fragment - SOLD 132g B surfite which also wiped out theThis specimen is a 132 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,