chalybite Min.
(ˈkælɪbaɪt)
[Named by Glöcker 1847; f. Gr. χάλυβ- steel + -ite.]
A synonym of siderite, or native carbonate of iron.
| 1858 Dana Min. 445 Chalybite occurs in many of the rock strata. 1868 Ibid. 691 Chalybite should yield to Haidinger's earlier name Siderite. |