Look up: Adularia

1. 
   Adularia
   Adularia (Moonstone) is a semi-precious, clear, transparent, glassy form of potash felspar which is found mainly in the crevices of crystalline schists and gneisses, often in beutifully perfect crystals. It has sometimes a pearly, opalescent reflection or play of colours.
   Found on http://www.encyclo.co.uk/nol.php
   
   
2. 
   Adularia
   (KALSi3O8) A colourless translucent variety of potash feldspar.
   Found on http://www.quartznall.co.uk/glossery.htm
   
   
3. 
   adularia
   a milky-white, translucent feldspar with a pearly luster, used as a gem. Category: Chemistry
   Found on http://www.mijnwoordenboek.nl/definition
   
   
4. 
   Adularia
   Ad`u·la'ri·a noun [ From Adula , a mountain peak in Switzerland, where fine specimens are found.] (Min.) A transparent or translucent variety of common feldspar, or orthoclase, which often shows pearly opalescent reflections; -- called by lapidaries moonstone .
   Found on http://www.encyclo.co.uk/webster/A/33
   
   
5. 
   adularia
   <chemical> A transparent or translucent variety of common feldspar, or orthoclase, which often shows pearly opalescent reflections; called by lapidaries moonstone. ... Origin: From Adula, a mountain peak in Switzerland, where fine specimens are found. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
6. 
   Adularia
   `Adularia` is a tectosilicate mineral with formula KAlSi3O8. It is a form of orthoclase which crystallizes at unusually low temperatures. It is found in the Adula Mountains of Switzerland. Category:Tectosilicates Category:Potassium minerals Category:Aluminium minerals
   Found on http://en.wikipedia.org/wiki/Adularia
   
   
7. 
   Adularia
   • (n.) A transparent or translucent variety of common feldspar, or orthoclase, which often shows pearly opalescent reflections; -- called by lapidaries moonstone.
   Found on http://thinkexist.com/dictionary/meaning
   
   
8. 
   adularia
   a feldspar mineral and potassium aluminosilicate (KAlSi3O8). It commonly forms colourless, glassy, prismatic, twinned crystals in low-temperature ...
   Found on http://www.britannica.com/eb/a-z/a/21