aluminosilicate

English dictionary entry

Meanings

noun
  1. Any of many silicate minerals, such as feldspar and zeolite, in which a proportion of the Si⁴⁺ ions are replaced by Al³⁺, the excess negative charge being balanced by extra sodium, potassium or calcium ions.

Word forms

aluminosilicate aluminosilicates

Etymology

From alumino- + silicate.

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