NASA says Ceres' brightest crater is made of salt
 

The scientists in charge of NASA's Dawn spacecraft has released more high-res images of Ceres, along with information that sheds more light on what it's made of. One of the new images is another close-up of its famous Occator Crater taken from a diff...

https://www.engadget.com/2016/11/23/...s-salt-crater/