Plagioclase

//ˈpleɪ.d͡ʒi.əˌkleɪs// noun

Definitions

Noun
  1. 1
    Any of a group of aluminum silicate feldspathic minerals ranging in their ratio of calcium to sodium. uncountable, usually

    "These crystals are of one of the most abundant minerals in nature – feldspar; furthermore, they are of a particular kind of feldspar rich in the element calcium, termed plagioclase."

  2. 2
    any of a series of triclinic feldspars that form rocks wordnet

Etymology

From plagio- + -clase, after German Plagioklas.

Next best steps

Mini challenge

Unscramble this word: plagioclase