The moonstone is a semi-precious stone which has a color of pearly white. However, it could have colors that range from colorless to yellow, brown, green, pink or gray. Its clarity can also range from being translucent to transparent. Moonstones that are of the highest grade have a blue sheen that has a colorless body and a perfect clarity.

This gemstone is actually a variety of feldspar. Its different refractive indexes produce its shimmer (also referred to alternatively as schiller or adularescence) because of the intergrowth of the two kinds of feldspar. Moonstone has a vitreous luster, with a hardness of 6 on the Moh's scale.

The moonstone is believed to be very good for both men and women. For men, moonstones are said to be able to help in connecting to their creative side as well as their emotional side that are usually ignored. It could also enhance or improve a person's vision.

For women, moonstones are believed to be very powerful and beneficial. It is known to help in the balancing of menstrual hormones so this would be a particularly good gemstone for those women who are going through menopause. This stone can give an individual a good flow in life as well as greater flexibility. It could also assist in soothing anxiety and stress and enhances a person's intuitive sensitivity. Some other holistic properties it has are: ability to help lessen the feeling of being too overwhelmed by personal feelings; helps in allowing a person to accept new beginnings and other changes; enhances perception; and many more.