Manhattan Project Shield Window Fragment - SOLD 136g fulgurite Hematite is a hard and

Hematite is a hard and dense iron oxide compound that manifests a shining luster

Planets have enough mass to cause significant melting and separation of geologic material

Late in the morning on February 12th

Remove surface dust with a clean

Combined with an injection of carbon dioxide and sulfate aerosols

Manhattan Project Shield Window Fragment - SOLD 136g fulgurite Hematite is a hard andThis specimen is a 136 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,