The Collaborative International Dictionary
Lapis calaminaris
Lapis \La"pis\, n.; pl. Lapides. [L.] A stone.
Lapis calaminarisn. [NL.] (Min.) Calamine.
Lapis infernalisn. [L.] Fused nitrate of silver; lunar caustic.
Wiktionary
lapis calaminaris
n. (context mineralogy English) calamine