If you are born in May, then your born-month-gemstone is emerald. Emerald is a variety of the mineral beryl, colored green, with a hardness of 7.5-8 on the 10 point Mohs scale of mineral hardness. Most emeralds are highly included with poor toughness (resistance to breakage), so be careful not let it hitting other hard objects in your emerald wearing.
Emeralds' color ranges from yellow-green to blue-green, with the primary hue necessarily being green. Only gems that are medium to dark in tone are considered emerald; In addition, the hue of an emerald must be bright (vivid).
Emerald is known as "the stone of successful love", encouraging people to pursuit love and success in the end. Wearing emerald is believed to be sensitive and loyal, and has the ability of high intelligence, to make right decisions in the life process. Another meaning of emerald is that it will bring harmony, action and progress, so just do it. Visit my Link:blog for emerald ring picture and more contents.