释义 |
penninite Min.|ˈpɛnɪnaɪt| [Altered from pennine: see -ite1.] A mineral of the chlorite group; a hydrous silicate of aluminium, magnesium, and iron, occurring in rhombohedral crystals.
1868Dana Min. (ed. 5) 495 Penninite... Pennine... Hydro⁓talc of Necker is penninite from the Binnen valley, in the Valais. 1882Min. Mag. IV. 47. |