tərˈnȯfˌskīt, -nȯvzˌk- noun
( -s )
Etymology: Russian ternovskit, from Ternovskiĭ, name of a mine in Krivoi Rog, southeast central Ukraine, Union of Soviet Socialist Republics + Russian -it -ite
: a mineral Na 2 (Mg,Fe) 3 Fe 2 Si 8 O 22 (OH) 2 consisting of a basic silicate of sodium, magnesium, and iron of the amphibole group