stishovite

[ stish-uh-vahyt ]
/ ˈstɪʃ əˌvaɪt /

noun Mineralogy.

a rare polymorph of quartz, SiO2, formed under very high pressure, as by meteorite impact.
Compare coesite.

Origin of stishovite

1960–65; named after S. M. Stishov, 20th-century Russian mineralogist; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019