cylindrite
noun
cyl·in·drite
ˈsilə̇nˌdrīt,
sə̇ˈlin-
plural -s
: a mineral Pb3Sn4Sb2S14 consisting of sulfur, lead, antimony, and tin and being dark gray with metallic luster
Word History
Etymology
International Scientific Vocabulary cylindr- + -ite; originally formed as German kylindrit