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amorphous solid
Part of the vast Morrison Formation
inspired by classic scientific samples used to study the composition of materials and geological stratigraphy
LUNAR ROCK (Meteorite from the Moon)
Alcatraz Penitentiary - SOLD 2.52" Showcase Concrete quartz amorphous solidThis is an authentic piece of concrete from Alcatraz Penitentiary. Yes, an actual piece of The Rock!" This particular specimen measures 2. 52" along the widest point. This specimen, from the famous Alcatraz island, saw some 1,500 prisoners pass by it during the prison's operation. A certificate of authenticity is included.
