English dictionary
aphanite
/'/&/f/@/,n/aI/t/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye
Source: WordNet 3.0
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A very compact, dark-colored &?;ock, consisting of hornblende, or pyroxene, and feldspar, but neither of them in perceptible grains.
Source: webster1913