Dioptase is an emerald green silicate of copper. Dioptase is often referred to as a ‘heart stone’ and is a powerful stone to awaken love and compassion and to heal emotional distress. The color of dioptase is deep green and was often mistaken for Emerald Gemstone. This is a stone has a hardness rating of 5 and is a rare and collectors item. Dioptase gets its name from the Greek "dia" meaning through and "optos" meaning visible. This name was given by R. J. Hauyin in 1797. This stone is a good stone for those born under the Zodiac Signs of Taurus and Libra.

Dioptase is a good stone for balancing the energies of all the Chakras. Dioptase is also good for breaking through any blocks in the lower three chakras and is a powerful healer for the heart and opener for the heart chakra. Dioptase activates spiritual attunement and psychic vision when placed on the third eye chakra. It brings awareness of inner riches. Meditation with dioptase helps to open your inner eyes. It is also a strong mental cleanser and detoxifier and an excellent stone for those suffering from emotional wounds. This gemstone dissolves grief, betrayal, heartache, pain, sorrow etc from the mind thereby relieving mental stress and promotes love, relaxation, positive attitude and emotional expressiveness. It promotes living in the present moment and activates past life memories. Dioptase is used to treat chronic headaches, cell disorders, blood pressure and heart conditions. This stone is particularly effective for overcoming addictions and stress. Wearing this stone as jewelry is said to bring prosperity, creativity and good health to the wearer.

Notable occurrences are found in Iran, Russia, North Africa, United States, Chile, Namibia, Peru and the US.