Malachite

Malachite stones are formed when copper is exposed to water and while malachite is formed over hundreds (thousands) of years as water seeps through copper formations within the group, the same chemical reactions that cause it to form is what happens when copper is exposed to water (humidity) and turns green.
Rarely are malachite stones found in crystal form. Usually it is found in small grape like balls or larger mass forms similar to stalagtite bases, where the liquid minerals have dripped over time.
The most highly sought after pieces have intricate bands of color. Often these bands form "eyes" within a piece. You will often find these eyes called "peacock eyes" within the jewelry industry for they are highly sought after by collectors.
Azurite often grows with malachite. Both are formed where copper is plentiful and it is not unusual to find these two minerals growing together in one stone.

Malachite is believed to be a strong protector of children. It is said to protect the wearer from accidents and protects travelers. Malachite has been used to aid success in business and protect against undesirable business associations. It is a stone of balance in relationships.
Malachite is always green, usually in banded tones varying from very dark green to a mellow green. Most malachite comes from Zaire, Chile and Australia.
Ancient Egyptians, Greeks and Romans used malachite for jewelry and ground it to use as eye shadow. It is used in amulets to protect against the evil eye. In the Middle Ages it was used to protect children from witches and other dangers.

Healing properties of Malachite

Malachite is a stone that should not be used for physical healing. Malachite has been called the "mirror of the soul". It is variable in its condition. It reaches the inner feelings of the person and reflects what is there, negative or positive. It is so beautiful that one would like to wear it in jewelry, but caution must be used when wearing Malachite. It will always reflect how you feel, if you feel negative don't wear Malachite. It reminds us that we have a dual nature and it is up to each person to know and rule his own person. To help get rid of nightmares, keep a piece of Malachite in your bedroom.
Use with copper to increase the power of malachite.