JORDANITE

ˈjȯ(r)d ə nˌīt noun

( -s )

Etymology: German jordanit, from Dr. Jordan, 19th century German scientist + German -it -ite

: a mineral Pb 14 As 7 S 2 (?) consisting of a lead-gray monoclinic lead arsenic sulfide (sp. gr. 6.39)