Multi-Stage Differentiation History of Andesitic Achondrite Erg Chech 002

R. W. Nicklas, Day J. M. D., Gardner-Vandy K. G., Udry A.

52nd Lunar and Planetary Science Conference (2021), Abstract #1074


“Erg Chech 002 is a new evolved achondrite dominated by pyroxene, plagioclase, and a Si-phase. Its very low siderophile element concentrations indicate it originated on a body that differentiated a core, and is not the result of chondrite melting.”