stishovite

[ stish-uh-vahyt ]

/ ˈstɪʃ əˌvaɪt /

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noun Mineralogy.

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

QUIZ

CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?

There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?

Question 1 of 7

Which sentence is correct?

His boss, whom he admires, is waiting to meet with him about the big project.

His boss, who he admires, is waiting to meet with him about the big project.

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Compare coesite.

Origin of stishovite

1960–65; named after S. M. Stishov, 20th-century Russian mineralogist; see -ite¹

Words nearby stishovite

stirrup leather, stirrup pump, stir up, stir up a hornets' nest, stishie, stishovite, stitch, stitchery, stitching, stitch-up, stitch wheel