A Look at African Paraíba Tourmaline Rough - International ...
30.44-ct top color African paraíba tourmaline rough, Nigeria. The Discovery of Paraíba Tourmalines in Africa Paraíba tourmalines were first discovered in Paraíba, Brazil in 1989 and caused quite a sensation in the gem world. For a time, these vivid-colored, copper-bearing tourmalines were only found in Brazil.