Colorado lunar sample displays Colorado lunar sample displays The Colorado lunar sample displays are two commemorative plaques consisting of small fragments of moon specimen brought back with the Apollo 11 and Apollo 17 lunar missions and given in the 1970s to the people of the state of Colorado by United States President Richard Nixon as goodwill gifts. The Colorado Apollo 11 lunar sample display commemorative plaque consists of four "moon rock" rice size particle specimens that were collected by Apollo 11 astronauts Neil Armstrong and Buzz Aldrin in 1969 and a small Colorado state flag that was taken to the moon and back on
Moon rock the three astronauts on the Apollo 11 mission: Armstrong, Aldrin and Collins. Because of their rarity on Earth, and the difficulty of obtaining more, Moon rocks have been frequent targets of theft and vandalism, and many have gone missing or were stolen. Moon rock Moon rock or lunar rock is rock that is found on the Earth's moon including lunar material collected during the course of human exploration of the Moon, or rock that has been ejected naturally from the Moon's surface (and which has then landed on the Earth as meteorites). Moon rocks on Earth come from three sources: