1. 
   charnockite
   any member of a series of metamorphic rocks with variable chemical composition, first described from the state of Tamil Nadu in southern India and ...
   Found op http://www.britannica.com/eb/a-z/c/59
   
   
2. 
   Charnockite
   Charnockite (t) is applied to any orthopyroxene-bearing granite, composed mainly of quartz, perthite or antiperthite and orthopyroxene (usually hypersthene), as an end-member of the charnockite series. ==Charnockite series== The charnockite suite or series is a group of igneous rocks, variably meta...
   Found op http://en.wikipedia.org/wiki/Charnockite
   
   

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