Tau.Neutrino said:
Meteorite Confirms 2 Billion Years of Volcanic Activity on MarsMars is renowned for having the largest volcano in our Solar System, Olympus Mons. New research shows that Mars also has the most long-lived volcanoes. The study of a Martian meteorite confirms that volcanoes on Mars were active for 2 billion years or longer.
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“NWA 7635 was compared with 11 other Martian meteorites, of a type called shergottites. Analysis of their chemical composition reveals the length of time they spent in space, how long they’ve been on Earth, their age, and their volcanic source. All 12 of them are from the same volcanic source. … Taken together, the meteorites give us a snapshot of one location of the Martian surface.”
Does this make sense?
If they all have the same volcanic source and we’re all ejected at the same time, then how can the possibility tell us different stories about Mars volcanism?