luxullianite
Lux*ul"li*an*ite, n. Etym: [So called from Luxullian, in Cornwall.] (Min.) Defn: A kind of granite from Luxullian, Cornwall, characterized by the presence of radiating groups of minute tourmaline crystals.
Lux*ul"li*an*ite, n. Etym: [So called from Luxullian, in Cornwall.] (Min.) Defn: A kind of granite from Luxullian, Cornwall, characterized by the presence of radiating groups of minute tourmaline crystals.