nepheline  search
BTsilicates
 .framework silicates
 ..nepheline group
 ...nepheline
nepheline basalt  search
BTigneous rocks
 .volcanic rocks
 ..basalts
 ...alkali basalts
 ....nepheline basalt
RTankaratrite
 olivine nephelinite
nepheline group  search
BTsilicates
 .framework silicates
 ..nepheline group
NTkaliophilite
 kalsilite
 nepheline
 petalite
RTfelsic composition
 feldspathoid rocks
nepheline syenite  search
BTigneous rocks
 .plutonic rocks
 ..syenites
 ...nepheline syenite
RTfoyaite
 kakortokite
 lujavrite