- Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks.
- Acubens (Wikipedia)
Acubens /ˈækjuːbɛnz/, Bayer designation Alpha Cancri (α Cancri, abbreviated Alpha Cnc, α Cnc), is a star system in the constellation of Cancer.