amazonstone

== English == === Etymology === From Amazon +‎ stone, after the Amazon river. === Noun === amazonstone (countable and uncountable, plural amazonstones) A bluish-green variety of microcline feldspar used as a gemstone. The best known occurrences are at Crystal Peak and Pike's Peak in Colorado. ==== Synonyms ==== amazonite (more common) ==== Translations ==== === Further reading === David Barthelmy (1997–2026), “Amazonstone”, in Webmineral Mineralogy Database.