(ˈʃɜːɡəˌtaɪt) na 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 ]
shergottite
shergottite
[′shər·gə‚tīt] (geology) An achondritic stony meteorite that is composed chiefly of pigeonite and maskelynite.