The Collaborative International Dictionary
Calcigenous
Calcigenous \Cal*cig"e*nous\, a. [L. calx, calcis, lime + -genouse.] (Chem.) Tending to form, or to become, a calx or earthlike substance on being oxidized or burnt; as magnesium, calcium. etc.
Wiktionary
calcigenous
a. That forms a calx when oxidized