Ne`o*co"mi*an (?), n. [From Neocomium, the Latin name of Neuchatel, in Switzerland, where these rocks occur.] Geol.
A term applied to the lowest deposits of the Cretaceous or chalk formation of Europe, being the lower greensand.
© Webster 1913.
Ne`o*co"mi*an, a. Geol.
Of or pertaining to the lower greensand.
© Webster 1913.