GEMSTONE ENCYCLOPEDIA
Tanzanite
Blue-violet zoisite associated especially with a limited region of northern Tanzania.
ColourBlue-violet
Mohs hardness6–7
Mineral familyVariety of zoisite
BirthstoneDecember
What is Tanzanite?
Blue-violet zoisite associated especially with a limited region of northern Tanzania.
Colour and appearance
Blue-violet
Traditional meaning and symbolism
Celebrated for its distinctive blue-violet colour
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Traditional meanings are cultural associations, not proven medical benefits.