Chalcopyrite is also known as copper pyrite, its chemical formula being that of pyrite with copper added. It is found in hydro-thermal veins associated with pyrite, pyrrhotite, cassiterite, sphalerite, galena, quartz, calcite, and dolomite.

Chemical composition CuFeS2
Color Brass-yellow, often with iridescent tarnish
Lustre Metallic
Hardness 3.5 – 4
Crystal system Tetragonal
Origin Utah, Montana, Pennsylvania, Arizona, New Mexico, Ontario, Quebec, England, Sweden, Spain, Mexico
Healing properties*

Chalcopyrite stimulates and enlivens, yet simultaneously calms emotions and encourages flexibility of attitude. Enables us to be flexible in times of change. Fosters an appreciation of the unexpected. Stimulates the nervous system. Helps to ground us!

The name chalcopyrite comes from the Greek words chalkos, for brass, and pyrites, for fiery.