Songea Sapphire Gemstone Beads named because of its extraction in Songea region of Tanzania, Songea is one of the rarest fancy colored Sapphire blessed with abundance of Magnesium elements. Due to excess of magnesium its color varies from purple, green, burgundy, red and in mixture of these colors. Its hardness of Mohs scale measures to 9. Songea sapphire is heated below the temperature of 2000 degree in chemical known as Berryllumto. The main reason for heating sapphire is to strengthen its color. At online store of Ratna Sagar you will find songea sapphire in shapes of faceted rondelle and tear drops briolette. Because of its hardness the gemstone is one of the best stones which can be used for making jewelry items worn daily for instance rings, earrings etc. The stone is considered as the birth stone of persons born in the month of September.