Spain lunar sample displays Spain lunar sample displays The Spain lunar sample displays are two commemorative plaques consisting of tiny fragments of moon specimens brought back with the Apollo 11 and Apollo 17 lunar missions. These plaques were given to the people of Spain by United States President Richard Nixon as goodwill gifts. The Spain Apollo 11 lunar sample display commemorative plaque consists of four rice-size specimens of lunar rock that were collected by Apollo 11 astronauts Neil Armstrong and Buzz Aldrin in 1969 and a small flag. The 4 specimens weigh about 0.05 grams in total. They are encased in a clear plastic
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: