Moon may harbour alien minerals: Study
Published on May 27, 2013 6:18 AM
PARIS (AFP) - Minerals found in craters on the Moon may be remnants of asteroids that slammed into it and not, as long believed, the satellite's innards exposed by such impacts, a study said on Sunday.
The findings, published in the journal Nature Geoscience, cast doubt on the little we knew of what the Moon is actually composed of.
It had long been thought that meteoroids vaporise on impact with large celestial bodies.
Unusual minerals like spinel and olivine found in many lunar craters, but rarely on the Moon's surface, were therefore attributed to the excavation of sub-surface lunar layers by asteroid hits.
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