Chalcopyrite is a copper iron sulfide mineral and the most abundant copper ore mineral. It has the chemical formula CuFeS2 and crystallizes in the tetragonal system. It has a brassy to golden yellow color and a hardness of 3.5 to 4 on the Mohs scale. Its streak is diagnostic as green-tinged black.

Chalcopyrite is a healing crystal that has many benefits for the body, mind, and spirit. It is said to be helpful in relieving stress and anxiety, boosting self-confidence and self-esteem, and promoting positive thinking. Chalcopyrite can also help to increase energy levels and vitality, improve communication skills, and promote creativity. It is also believed to be helpful in treating physical ailments such as headaches, muscle pain, and respiratory problems.

Chalcopyrite shields us from the effects of lengthy medical treatments (such as chemotherapy) or repeated surgical procedures. It is a detoxifying stone and may also help with inflammation, fevers, bronchitis, and brain disorders.