Luxullianite (also Luxulyanite, Luxulianite) is a rare type of granite, notable for the presence of clusters of radially arranged acicular tourmaline crystals enclosed by phenocrysts of orthoclase and quartz in a matrix of quartz, tourmaline, alkali feldspar, brown mica, and cassiterite. The name originates from the village of Luxulyan in Cornwall...
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http://en.wikipedia.org/wiki/Luxullianite
• (n.) A kind of granite from Luxullian, Cornwall, characterized by the presence of radiating groups of minute tourmaline crystals.
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http://thinkexist.com/dictionary/meaning/luxullianite/
Lux·ul'li·an·ite noun [ So called from
Luxullian , in Cornwall.]
(Min.) A kind of granite from Luxullian, Cornwall, characterized by the presence of radiating groups of minute tourmaline crystals.
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http://www.encyclo.co.uk/webster/L/72
Luxullianite is a kind of granite from Luxullian, Cornwall, characterized by the presence of radiating groups of minute tourmaline crystals.
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http://www.probertencyclopaedia.com/browse/HL.HTM
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