Topic summary
Zinkenite
Zinkenite is a steel-gray metallic sulfosaltmineral composed of leadantimonysulfidePb9Sb22S42. Zinkenite occurs as acicular needle-like crystals.
It was first described in 1826 for an occurrence in the Harz Mountains, Saxony-Anhalt, Germany and named after its discoverer, German mineralogist and mining geologist, (1790–1862).