The heat of impact
The parent body of Portales Valley was hit at least twice by other planetesimals. The first impact caused the metal present in the matrix to melt. A second impact caused the molten metal to flow through veins in the shattered rock, creating the pattern seen here.
Fell June 13, 1998
Roosevelt County, New Mexico, USA
Topic: Earth Science
Keywords: Astrogeology, Astronomy, Astrophysics, Meteorites