Definition of pyroxene in English:

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pyroxene

Pronunciation: /pīˈräksēn/
/pəˈräkˌsēn/

noun

Any of a large class of rock-forming silicate minerals, generally containing calcium, magnesium, and iron and typically occurring as prismatic crystals.
Example sentences
  • Extreme cases are found in mineral groups such as apatite, amphibole, pyroxene, feldspar, and tourmaline.
  • This is consistent with the fact that olivine is typically entrapped in pyroxene and amphibole crystals.
  • Chain silicates are called pyroxenes or inosilicates.

Origin

Early 19th century: from pyro- 'fire' + Greek xenos 'stranger' (because the mineral group was supposed alien to igneous rocks).

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