lapis calaminaris

From Medieval Latin lapis calamīnāris, from lapis (“stone, mineral”) + calamīnāris (“of or related to calamine”), from calamīna (“calamine”) + -āris (“-ary: forming adjectives”), from Latin cadmia, from Ancient Greek κᾰδμῐ́ᾱ (kădmĭ́ā), variant of Κᾰδμείᾱ (Kădmeíā), from Κάδμος (Kádmos, “Cadmus”) + -εια (-eia, “-ia: forming related substances”). Doublet of cadmia, calamine, and calaminaris.

lapis calaminaris (uncountable)

1. (mineralogy, archaic) Synonym of calamine, a pink form of zinc oxide formed as a byproduct during sublimation.

lapis calamīnāris m

1. (mineralogy, Medieval Latin) synonym of cadmia, calamine

Third-declension noun with a third-declension noun (i-stem).