kratochvilite

== English == === Etymology === Harvey H Nininger, meteoriticist, and -ite. === Noun === kratochvilite (plural kratochvilites) (mineralogy) A rare organic mineral, an orthorhombic hydrocarbon formed by combustion of coal or pyritic black shale deposits. === References === David Barthelmy (1997–2026), “Kratochvilite”, in Webmineral Mineralogy Database.