| 释义 |
jefferisite Min.|ˈdʒɛfərɪsaɪt|
[Named 1866, after W. W. Jefferis, of Westchester, Pennsylvania: see -ite.]
A hydrous silicate of aluminium, iron, and magnesium, in foliated crystals, like mica, exfoliating in a remarkable manner when heated.
1866Amer. Jrnl. Sc. Ser. ii. XLI. 248 Jefferisite, a new mineral species. 1890Ibid. Ser. iii. XL. 455 The analogies between kerrite and jefferisite are perfectly clear. |