ophitic

/ əʊˈfɪtɪk /

adjective

1. (of the texture of rocks such as dolerite) having small elongated unorientated feldspar crystals enclosed within pyroxene grains

Example Sentences

Ophitic structure is commonest in olivine-dolerites, though the olivine takes no part in it.

From Project Gutenberg

Many of them are ophitic, especially those which contain olivine, but others are intersertal, like the intersertal dolerites.

From Project Gutenberg

This produces the ophitic structure (very common also in the dolerites).

From Project Gutenberg