noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Sodium calcium aluminum silicate, (Na_xCa_xAlSi_3O_8), a plagioclase feldspar, the third member of the albite-anorthite solid solution series. Found in fine-grained andesite lavas; crystals are rarely seen. countable, uncountable

Etymology

From Andes + -ine, after its type locality in the Andes of Colombia.

Related phrases

solid solution

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.