Definition of diopside in English:

Share this entry


Pronunciation: /dʌɪˈɒpsʌɪd/


[mass noun]
A mineral occurring as white to pale green crystals in metamorphic and basic igneous rocks. It consists of a calcium and magnesium silicate of the pyroxene group, often also containing iron and chromium.
Example sentences
  • Some of the characteristic minerals found in kimberlite are olivine, pyrope garnet, enstatite, diopside, ilmenite, phlogopite, perovskite, magnetite, and spinel.
  • They have a mineralogical association of quartz, diopside, actinolite, plagioclase and K-feldspar.
  • The main minerals identified were mainly calcite also some diopside, wollastonite, iron oxides and a few scattered dolomite crystals.


Early 19th century: from French, formed irregularly from di-3 'through' + Greek opsis 'aspect', later interpreted as derived from Greek diopsis 'a view through'.

Words that rhyme with diopside


For editors and proofreaders

Line breaks: di|op¦side

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.