Crystals & Stones

Covellite specimen from Butte, Montana; photo by Didier Descouens, CC BY 3.0 — Roosters Peacock crystal guide

Covellite: The Stone of Insight, Transformation & Deep Reflection

September 23, 2026

Covellite is copper sulfide, CuS, a very soft hexagonal mineral known for indigo-blue to blue-black metallic color and vivid iridescent reflections. Explore its mineral science, name history, modern symbolic associations...