Min. [Named by Blum (1843), in honor of C. C. von Leonhard: see -ITE.] A variety of LAUMONTITE, containing less than the usual amount of water.
1848. in Craig.
1868. Dana, Min. (ed. 5), 401. Leonhardite … Lustre of cleavage-face pearly, elsewhere vitreous…. Usually whitens on exposure like laumontite.
