資料來源 : pyDict

電氣石花崗岩

資料來源 : Webster's Revised Unabridged Dictionary (1913)

Luxullianite \Lux*ul"li*an*ite\, n. [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.