What's the difference between aphanite and aphanitic?

Aphanite

Definition:

• (n.) A very compact, dark-colored /ock, consisting of hornblende, or pyroxene, and feldspar, but neither of them in perceptible grains.

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Aphanitic

Definition:

• (a.) Resembling aphanite; having a very fine-grained structure.

Example Sentences: