Manhattan Project Shield Window Fragment - SOLD 190g specimens they are easy to handle

they are easy to handle

The yellow color of the glass is due to a high concentration of lead-oxide (up to 70%)

Average weight is roughly 0

Behind this beak sat the dinosaur’s teeth

Each fossil has unique feathered suture patterns and colors can range from grays and browns to yellows and oranges

Manhattan Project Shield Window Fragment - SOLD 190g specimens they are easy to handleThis specimen is a 190 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,