Riachão Ring
From Wikipedia, the free encyclopedia
Riachão Ring is a meteorite crater (astrobleme) in Brazil.
It is 4.5 km in diameter and the age is estimated to be less than 200 million years (Jurassic or younger). The crater is exposed at the surface.[1]
[edit] References
- ^ Riachao Ring. Earth Impact Database. Retrieved on 2007-10-22.