manganite
noun
man·ga·nite ˈmaŋ-gə-ˌnīt 
1
: a metallic gray to black mineral MnO(OH) that is a hydroxide and minor ore of manganese
2
: any of various unstable salts made by reaction of manganese dioxide with a base
Word History
First Known Use
1827, in the meaning defined at sense 1
- flag lily
- flag line
- flag list
- flag of convenience
- flag of truce
- combretums
- combs
- combs (out)
- combs out
- comburant
- comburent
- comburgess
- comburgesses
- comburimeter
- comburimetry
- comburivorous
- combust
- combusted
- combustibilities
- combustibility
- combustible
- combustible shale
- combustibles
- combustibly
- combusting