intersertaladj.
/ɪntəˈsəːtəl/ Geology.
Applied to the texture of igneous rocks containing a relatively small proportion of glass, augite, or other minerals in interstices between feldspar laths.
ΘΚΠ
the world > the earth > structure of the earth > constituent materials > rock > igneous rock > [adjective] > structure
intersertal1893
1893 A. Geikie Text-bk. Geol. (ed. 3) ii. vii. 168 Under the name of Tholeite some interesting augite-andesites have been described, in which the felspar prisms form a network filled in with granular augite and interstitial matter (intersertal structure).
1916 A. Johannsen tr. E. Weinschenk Fund. Princ. Petrol. x. 199 Among the basic melaphyres there occurs a texture analogous to the ophitic, namely the intersertal.
1962 H. H. Read & J. Watson Introd. Geol. vii. 412 Pyroxenes often include both augite and pigeonite; they occupy the spaces between the feldspars and are sometimes granular giving the intersertal texture.
1972 Science 2 June 977/1 Sample 14310 is an intersertal plagioclase-rich basalt.
This entry has not yet been fully updated (first published 1976; most recently modified version published online June 2018).
<
adj.1893- ground wallah
- ground wave
- ground wire
- ground wood
- ground woodpecker
- ground wren
- ground zero
- ground-air
- ground-angling
- ground-annual
- ground-archil
- ground-ash
- ground-bailiff
- ground-bait
- ground-baiting
- ground-based
- ground-basis
- ground-beam
- ground-bear
- ground-bed
- ground-bee
- ground-beetle
- ground-berry
- ground-birch
- ground-bird