Definition of pyroxferroite in English:

pyroxferroite

Pronunciation /ˌpʌɪrɒksˈfɛrəʊʌɪt/

noun

Mineralogy
  • A rare, yellow silicate mineral of the pyroxenoid group, originally found in lunar rock samples and later in terrestrial gabbroic rocks.

    Pyroxferroite, (Fe,Mn,Ca)SiO₃, is an iron-rich analogue of pyroxmangite. Crystal system: triclinic.

Origin

1970s. From pyrox- + ferro- + -ite, after pyroxmangite.