What Does Ophitic Mean?

: having or being a rock fabric in which lath-shaped plagioclase crystals are enclosed in later formed augite.

How is Ophitic texture formed?

Ophitic texture, a variant the poikilitic texture, is one where random plagioclase laths are enclosed by pyroxene or olivine. If the cooling rate is very fast, the interstitial material between plagioclase laths may be quenched to glass to form an intersertal texture. ...

What is Ophitic texture in geology?

Ophitic texture is the association of lath-shaped euhedral crystals of plagioclase, grouped radially or in an irregular mesh, with surrounding or interstitial large anhedral crystals of pyroxene; it is characteristic of the common rock type known as diabase.