huebnerite
noun
hueb·ner·ite
ˈhēbnəˌrīt,
ˈhyüb-
plural -s
: a mineral MnWO4 consisting of manganese tungstate, having a brownish red to nearly black color, occurring in columnar or foliated masses, and being isomorphous with wolframite
Word History
Etymology
German hübnerit, from Adolf Hübner, 19th century German foundry superintendent + German -it -ite