Iron from asteroids
The Arthur Ross Terrace will be closed this morning, Tuesday, October 21, for a private cultural observance. You many observe smoke and/or fire coming from the Terrace at that time. The FDNY has been notified in advance, and all safety precautions are in place. The Terrace will reopen at 1 pm.
Iron meteorites are shattered fragments of the metal cores of differentiated asteroids.
Topic: Earth Science
Keywords: Asteroids, Astrogeology, Astrophysics, Iron alloys, Meteorites, Iron
Though Costilla Peak (above) and Bella Roca (below) landed in different places on Earth, they have nearly identical compositions, indicating that they probably came from the same asteroid.
All iron meteorites contain grains or nodules of other minerals.
Iron meteorites are much easier to spot than stony meteorites.
Unlike most iron meteorites, Gladstone probably did not come from the core of a differentiated asteroid.