Mineral Of The Day #144: Covellite
Mohs Hardness Scale: 1.5-2
Category: sulfide mineral
- Covellite was named after Niccolo Covelli (1790-1829), an Italian mineralogist and discoverer of the mineral at Mount Vesuvius.
- It is usually an indigo-blue and massive metallic mineral.
- Although good crystals are rare, covellite’s luster and color make it noteworthy to mineral collectors.
- Covellite was the first-discovered natural superconductor!