1. 
   Iolite
   I'o·lite (ī'o*līt) noun [ Greek 'i`on a violet + -lite .] (Min.) 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...
   Found op http://www.encyclo.co.uk/webster/I/94
   
   
2. 
   iolite
   <chemical> A silicate of alumina, iron, and magnesia, having a bright blue colour and vitreous luster; cordierite. It is remarkable for its dichroism, and is also called dichroite. ... Origin: Gr. A violet. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found op http://www.mondofacto.com/facts/dictionary?iolite
   
   
3. 
   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.
   Found op http://thinkexist.com/dictionary/meaning/iolite/
   
   
4. 
   Iolite
   Iolite or dichroite is a silicate of alumina, iron, and magnesia, which readily undergoes modifications and passes into other minerals and has a bright blue colour and vitreous lustre. It is remarkable for its dichroism.
   Found op http://www.probertencyclopaedia.com/browse/HI.HTM
   
   
5. 
   iolite
   1) Mineral
   Found op http://www.mijnwoordenboek.nl/EN/crossword-dictionary/iolite/1
   
   

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