Apollo 17 moon rock and Minnesota state flag plaque

Plaque with a miniature Minnesota state flag and a chunk of moon rock embedded in Lucite. The flag was carried to the moon by the spacecraft America during the December 17–19, 1972, as part of the Apollo XVII mission. The rock is from the Taurus Littrow valley of the moon and technically known as "Sample 70017." This is a "Goodwill Moon Rock," one of which was presented to each state and 135 countries by President Nixon in 1973.