The Collaborative International Dictionary of English. 2000.
perofskite — variant of perovskite * * * perofskite var. perovskite … Useful english dictionary
Perovskite — Perofskite Per*of skite, n. [From von Perovski, of St.Petersburg.] (Min.) A titanate of lime occurring in octahedral or cubic crystals. [Written also {Perovskite}.] [1913 Webster] … The Collaborative International Dictionary of English
Nepheline syenite — of the Intrusive Complex of Tanguá, State of Rio de Janeiro, Brasil (Motoki et al., 2011a) Nephelene syenite is a holocrystalline plutonic rock that consists largely of nepheline and alkali feldspar. The rocks are mostly pale colored, grey or… … Wikipedia
