The name means "spotted or speckled stone", from old French  and Latin.

Chemical Composition:  Jasper is a variety of Chalcedony, which is a microcrystalline variety of Quartz. 

Color:  brown, red, orange, yellow, green

Metaphysical:  Jasper is known as the “supreme nurturer”.  It sustains and supports through times of stress, and brings tranquility and wholeness.  Jasper provides protection and absorbs negative energy. It encourages honesty with one's self. Provides courage to assertively tackle problems. Aids quick-thinking and promotes organizational abilities. Jasper stimulates the imagination and transforms ideas into action. 

Astrological sign:  Leo, Virgo, Scorpio

Primary Chakra:  Root Chakra