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A 6.5 km diameter crater at in the volcanic plains to the northwest of Elysium Mons has been identified as a possible source Based on the crater dimensions, the inferred growth rate of the source volcano during that interval is 0.4–0.7 m per Ma, far slower than would be expected for a terrestrial volcano, and implying that Martian volcanism had slowed greatly by that point in history.
It is the prototypical example of the Nakhlite type meteorite of the SNC Group of Mars meteorites. The meteorite was formed about 1.3 billion years ago at a volcano on Mars. [6] A number of meteorites thought to have originated from Mars have been catalogued from around the world, [7] including the Nakhlites.
The exact worth of a meteorite varies depending on the specific type of meteorite in question. An 82-pound iron meteorite originating from an asteroid recently sold for $44,100 — about $540 per ...
A Martian meteorite is a rock that formed on Mars, was ejected from the planet by an impact event, and traversed interplanetary space before landing on Earth as a meteorite. As of September 2020, 277 meteorites had been classified as Martian, less than half a percent of the 72,000 meteorites that have been classified. [1]
Northwest Africa 7325, also known as NWA 7325, is a unique igneous meteorite which crystallized as a basalt on a large asteroid or planetesimal approximately 4.56 billion years ago. It is classified as an ungrouped achondrite , and is notable for its green fusion crust and high-magnesium/low-iron composition.
Discover six of the world’s most venomous animals in this thrilling journey through nature’s most lethal creations. From deep oceans to dense jungles, we reveal the fascinating and deadly ...