katoptrite

English

Etymology

Ancient Greek κάτοπτρον (kátoptron, “mirror”) + -ite, named "for the perfectly reflecting cleavage surfaces".

Noun

katoptrite

1. (mineralogy) A monoclinic-prismatic mineral containing aluminum, antimony, iron, magnesium, manganese, oxygen, and silicon.

References

• David Barthelmy (1997–2024) “Katoptrite”, in Webmineral Mineralogy Database.