Corderoite

Corderoite is an extremely rare mercury sulfide chloride mineral with formula Hg₃S₂Cl₂. It crystallizes in the isometric crystal system. It is soft, 1.5 to 2 on the Mohs scale, and varies in color from light gray to black and rarely pink or yellow.

Additional recommended knowledge

Essential Laboratory Skills Guide

How to quickly check pipettes?

How to ensure accurate weighing results every day?

It was first described in 1974 for occurrences in the McDermitt Mercury mine in Humboldt County, Nevada.

References

• Webmineral data
• Mindat with location data