Oil sands, tar sands or, more technically, bituminous sands, are a type of unconventional petroleum deposit.
==Glej tudi==* Lunohod 2* Raziskovanje Lune* Mars Rover==Reference====Zunanje povezave==* Zarya – Lunokhod 1 chronology* Lunar and Planetary Department Moscow University Lunokhod 1 page* NSSDC Master Catalog: Spacecraft: Luna 17/Lunokhod 1* Other Soviet lunar missions* Don P. Mitchell's catalog of Soviet Moon images including Lunokhod 1* Image from Lunar Reconnaissance Orbiter* Old Moon Rover Beams Surprising Laser Flashes to Earth