1.(Min.) An oxysulphide of lead occurring in implanted spherical globules of a yellowish or brownish color; - called also voltzine.
voltzite
voltzite
[′vält‚sīt] (mineralogy) Zn5S4O A rose red, yellowish, or brownish mineral consisting of an oxysulfide of zinc; occurs in implanted spherical globules and as a crust.ThesaurusSeewurtzite