trondhjemite

English

Noun

trondhjemite (countable and uncountable, plural trondhjemites)

1. (mineralogy) A leucocratic intrusive igneous rock, a variety of tonalite in which the plagioclase is mostly in the form of oligoclase.

Derived terms

• tonalite-trondhjemite-granodiorite
• trondhjemitic

 

See also

• plagiogranite