| 释义 |
polyhalite Min.|pɒlɪˈhælaɪt|
[ad. Ger. polyhalit (Stromeyer, 1818), f. Gr. πολυ-, poly- + ἅλς salt: see -ite1.]
Hydrous sulphate of calcium, potassium, and magnesium, usually occurring in fibrous masses of a red or yellowish colour.
1818Q. Jrnl. Sc. VI. 170 It..has now received the name of polyhalite. 1852Phillips' Introd. Min. 538 Polyhalite..is found with rock salt. 1876Page Adv. Text-bk. Geol. xvi. 305 These deposits consist of a series of saliferous strata—carnallite..polyhalite, etc. |