English
franciscanite
From Franciscan + -ite named after the Franciscan Complex geological formation near San Francisco California.
Formed from Franciscan + -ite
Late Latin Franciscānus ‘(noun) friar of the order of Saint Francis’
English Franciscan
The story
From Franciscan + -ite named after the Franciscan Complex geological formation near San Francisco California.
Today it means
noun A brownish-red trigonal mineral containing manganese and vanadium found in California.
Language periods are conventional ranges, not dates for this word.
Etymograph / franciscanite