Adularian
/ˌæd.jʊˈlɛə.ri.ən/noun
Relating to adularia, a variety of orthoclase feldspar commonly known as moonstone.
Did you know?Adularia was named after the Adula Alps in Switzerland, while its moonlike sheen helped make moonstone a powerful symbol in later mystical and occult traditions.
Etymological Timeline
16th Century
Latin
Adula
“A Latinized geographical name associated with the Adula Alps of Switzerland.”
18th Century
Mineralogy
adularia
“A variety of orthoclase feldspar named after the Adula Alps.”
18th–19th Century
Scientific Latin
adularius
“Relating to adularia; formed with the Latin adjectival suffix -arius.”
19th Century
English
adularian
“Pertaining to adularia.”
Modern English
English
adularian
“Relating to adularia, especially its mineralogical properties or moonlike appearance.”