The Collaborative International Dictionary
Lithogenesy
Lithogenesy \Lith`o*gen"e*sy\, n. [Litho- Gr. ge`nesis origin, generation: cf. F. lithog['e]n['e]sie. See Genesis.] The doctrine or science of the origin of the minerals composing the globe.
Wiktionary
lithogenesy
n. (archaic form of lithogenesis English)