Lower quality crystals are powered and used as high-quality cutting and polishing mediums. They tend to occur in dolomitic type limestones which have become marble-like rocks. Most rubies are mined from alluvial deposits. The color is often uneven within the crystal and they have a soft, silky sheen due to the inclusion of minute rutile crystals
Crystal structure : Hexagonal
Ruby - Activites and vitalizes the body through the action of the blood stream. Used alsoto prevent miscarriage. Lifts the heart toward selflessness and compassion for all human beings.