Manhattan Project Shield Window Fragment - SOLD 133g bracelets Swatches may exhibit uneven edges

Swatches may exhibit uneven edges or have areas where the cloth beneath the aluminum doping is visible

This specimen is a rough sapphire from Myanmar’s Mogok Metamorphic Belt

but the specimen inside is directly accessible

Each specimen ships in its very own glass-topped riker display case and includes authenticity information

The market to obtain a quality sapphire is complex

Manhattan Project Shield Window Fragment - SOLD 133g bracelets Swatches may exhibit uneven edgesThis specimen is a 133 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,