What does "diopside" mean?

A monoclinic pyroxene mineral, a magnesium calcium silicate with the chemical formula CaMgSi₂O₆, found in igneous and metamorphic rocks.

Diopside

/daɪˈɑpsaɪd/ noun

noun ·Rare ·Advanced level

Noun

1
A monoclinic pyroxene mineral, a magnesium calcium silicate with the chemical formula CaMgSi₂O₆, found in igneous and metamorphic rocks. countable, uncountable

From French diopside, from Ancient Greek δίοψις (díopsis, “transparency”) + -ide.