Serpentine

Mineralogy :
Tradename(s) Bowenite
Family Metamorphic
Description Generally found in shades of green with other colors streaking it. Other colors would be white, grey, yellow, brown. Two structures are possible, Antigorite (scaly) or Chrysotile (fibrous). Has a silky or greasy luster to it. Present in layers within slate limestone and marble. The gemmy, translucent variety is often referred to as Bowenite.
Mohs 2.5 - 4
Chemical Composition Mg6[OH]8lSi4O10]
Refractive Index
Specific Gravity 2.0 - 2.6
Cleavage Perfect, separable fibers
Streak White
Localities Germany, Austria, South Africa, Zimbabwe, USSR, Canada, and California/USA. Rhode Island State Gemstone, California's State Mineral.
Metaphysical :
Healing Said to restore self-confidence. For women it is said to balance hormones and to assist milk production in nursing mothers.
Astrology The stone of Scorpio, Gemini, or Cancer.
Elemental  
Chakra 3rd - Solar Plexus
Feng Shui Dispels fear and enhances meditation.
Legend / Folklore :
This stone has also been referred to as snakestone because of it's patterning. It is the state mineral of California where it is found in Abundance. Used widely by carvers in Zimbabwe as is soapstone due to it's softness.
Birthstone and other Information :
Birthstone of the month of June.