The first rock that scientists analyzed on Mars with a pair of chemical instruments aboard the Curiosity rover turned out to be a doozy -- a pyramid-shaped volcanic rock called a "mugearite" that is unlike any other Martian igneous rock ever found.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/D...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/D...