"Manganiferous" is a word in ENGLISH

A mineral of a black color, submetallic luster, and high specific specific gravity. It is a niobate (or columbate) of …

A mineral occuring in octahedral crystals, also massive, of a reddish color. It is a silicate of iron, zinc manganese, …

Of, pertaining to resembling, or containing, manganese; specif., designating compounds in which manganese has a higher valence as contrasted with …

A fusible white cast iron containing a large amount of carbon (from three and a half to six per cent) …

A manganese phosphate near triplite, but containing hydroxyl instead of fluorine.

A silicate of zinc, usually occurring massive and of a greenish yellow color, also in reddish crystals (troostite) containing manganese.

A pigment obtained, usually by roasting cobalt glance with sand or quartz, as a dark earthy powder. It consists of …