nigerite
noun
ni·ger·ite
| \ ˈnījəˌrīt\
plural -s
Definition of nigerite
: a mineral (Zn,Fe,Mg)(Sn,Zn)2(Al,Fe)12O22(OH)2 consisting of an oxide and hydroxide of aluminum, iron, tin, zinc, and magnesium
Keep scrolling for more