coesite
[ koh-sahyt ]
nounMineralogy.
a rare form of silicon dioxide, a denser polymorph of quartz, originally synthesized from quartz at high temperatures and pressures: later discovered in nature.
Origin of coesite
11950–55; named after Loring Coes, Jr., 20th-century American who synthesized it; see -ite1
- Compare stishovite.
Words Nearby coesite
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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