niobite (1)

[Eng. niob (ium); -ite ( Chem.or Min.).] 1. Chem.: A compound of niobous oxide with a basylous radical, e. g., sodic niobite, NaNbO2. 2. Min.: The same as COLUMBITE (q. v.). Ni-o-bite (2), s. [See def.] Church Hist . ( pl .): A party of Alexandrian Monophysites, founded in the sixth century by Stephen Niobes, who maintained that the qualities belong 1. The number, person, or thing next in order after the eighty-ninth. 2. The quotient of unity divided by ninety; one of ninety equal parts. IMG:content-0061.png:[blocks in formation] nature of Christ after its amalgamation with or absorption into the divine nature. ( Blunt.) ni-ō-bi-ŭm, s. [NIOBE.] niobous Rose, who named it. Present in columbite, euxenite, pyrochlore, and in other minerals. The metal may be prepared from the fluoride of niobium by heating it in a covered crucible with sodium, and di olving out the soluble salts with water. Ob tained as a black powder; specific gravity, 6:27. Insoluble in nitric acid, difficultly soluble in hydrochloric acid, but di olves in hot hydrofluoric acid. It forms two oxides of a chlorous character, uniting with basylous oxides to form salts. ni-ō-bous, adj. [Eng. niob(ium); -ous.] (See compound.)