See also: garniérite English Etymology From Garnier + -ite, after Jules Garnier, its discoverer. Noun garnierite (plural garnierites) (mineralogy) A green nickel ore found in fissures of weathered ultramafic rocks Translations Translations Finnish: garnieriitti French: garniérite (fr) f Further reading David Barthelmy (1997–2024) “Garnierite”, in Webmineral Mineralogy Database. “garnierite”, in Mindat.org, Hudson Institute of Mineralogy, 2000–2024. Wikiwand - on Seamless Wikipedia browsing. On steroids.