andesine
Meanings
noun
- 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.
Word forms
Etymology
From Andes + -ine, after its type locality in the Andes of Colombia.
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