| 释义 |
granophyre Geol.|ˈgrænəʊfaɪə(r)|
[First introduced in Ger. form granophyr by Vogelsang 1872; f. G. gran(it) granite + (por)phyr porphyry.]
(See quot. 1882.)
1882Geikie Text-bk. Geol. ii. ii. iii. 90 Vogelsang has proposed to classify this type [Porphyritic] in three divisions: 1st, Granophyre, where the ground-mass is a microscopic crystalline mixture of the component minerals, with a sparing development of an imperfectly individualized magma; 2nd, Felsophyre,..; 3rd, Vitrophyre. 1885[see Granite-porphyry]. 1894Naturalist Mag. 298/16 Buttermere granophyres, Yewdale breccias [etc.]. 1897Geikie Anc. Volcanoes Gt. Brit. I. 17 The protrusion of the gabbros and granophyres which mark later stages of the same continuous volcanic history.
Hence granoˈphyric a., composed of granophyre.
1897Geikie Anc. Volcanoes Gt. Brit. I. 20 The felsitic and granophyric dykes of Skye. |