The story
- Ancient Greek · derived fromχιαστός“arranged diagonally”
- English todaychiastolite
From Ancient Greek χιαστός (khiastós, “arranged diagonally”) derived from χι (khi, “Greek letter X khi”) + -lite. So called from the resemblance of the crosscuts of its crystals to the Greek letter chi.
Etymology from Wiktionary, CC BY-SA 4.0.