Ijen Blue

86% Quartz, 7% Muscovite, 3% Magnetite, 2% Cyanite, 1% Rutile, Tourmaline Traces

Mineralogical Composition:

86% Quartz, 7% Muscovite, 3% Magnetite, 2% Cyanite, 1% Rutile, Tourmaline Traces

More info at: maurizio@ngstones.it