manganiferous

[mang-guh-nif-er-uh s]

adjective Mineralogy.

Origin of manganiferous

First recorded in 1850–55; mangan(ese) + -i- + -ferous

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Of much more importance are the manganiferous and the silver manganiferous ores, which are much the richest of the country.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6
Various