noun
- Plural of idocrase; a mineral of the silicate group, typically brown or green, found in metamorphic rocks.
Usage: mineralogy; also called vesuvianite
Examples
- The geologist identified several idocrases in the metamorphic rock sample.
- Idocrases are valued by mineral collectors for their attractive coloration.
- The museum's mineral collection includes rare specimens of idocrases from Mount Vesuvius.
- Idocrases typically form in contact metamorphic environments.
- These idocrases display the characteristic brown and green hues common to the mineral group.