iolite / एल्यूमिनियम; लोहे औश्र मैग्नीशियम का नीले या जामुनी रंग का मिश्रण;
English Dictionary:
1. Iolite [n.]
- A silicate of alumina, iron, and magnesia, having a bright
blue color and vitreous luster; cordierite. It is remarkable for its
dichroism, and is also called dichroite.