shergottite


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shergottite

(ˈʃɜːɡəˌtaɪt)
n
a type of igneous rock or meteorite thought to originate on Mars
[after Shergotty (now Sherghati), town in India where such a meteorite fell in 1865 ]
References in periodicals archive ?
Earlier this year, a shergottite called NWA 5298 sat under a high-precision field emission scanning electron microscope (FE-SEM) in Desmond Moser's lab at Western University.
The scientists analyzed what are called shergottite meteorites.
These "SNC" meteorites (an acronym derived from three of their types: shergottite, nakhlite, chassignite) are igneous rocks similar in many respects to the rocks that comprise the floors of the Earth's ocean basins.
All but one other have been part of the Shergottite, Nakhlite and Chassignite group, named for the locations where the first of each subtype was discovered.
Tissint is a type of meteorite known as a shergottite, composed of volcanic rock.
The findings of the study, conducted by Thomas Lapen, assistant professor of geosciences at the University of Houston and his team, have appeared in a paper titled "A Younger Age for ALH84001 and its Geochemical Link to Shergottite Sources in Mars," in the journal Science.
Researchers thought about looking at Mojave Crater as the source of the shergottites for several reasons.
Shergottites (one shown below) give geologists clues to the composition of Mars' mantle, the layer beneath the crust.