ukraine ta nb ore original spot

History Niobium Greek mythology Niobe daughter of TantalusThe first governor of Connecticut John Winthrop the Younger discovered a new mineral around 1734 He named the mineral columbite Fe Mn MgNb Ta 2 O 6 and sent a sample of it to the British Museum in London EnglandThe columbite sat in the museums mineral collection for years until it was found and analyzed by Charles