- laurdalite
- лаурдалит (разновидность нефелинового сиенита)
English-Russian dictionary of geology. 2011.
English-Russian dictionary of geology. 2011.
laurdalite — … Useful english dictionary
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