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Fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye
Answer for the clue "Fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye ", 8 letters:
aphanite
Alternative clues for the word aphanite
Word definitions for aphanite in dictionaries
WordNet
Word definitions in WordNet
n. fine-grained homogeneous rock (such as basalt) containing minerals undetectable by the naked eye
Wikipedia
Word definitions in Wikipedia
Aphanite , or aphanitic as an adjective (from the Greek αφανης, "invisible"), is a name given to certain igneous rocks that are so fine-grained that their component mineral crystals are not detectable by the unaided eye (as opposed to phaneritic igneous ...
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Aphanite \Aph"a*nite\, n. [Gr. ? invisible; 'a priv. + ? to appear.] (Min.) A very compact, dark-colored ?ock, consisting of hornblende, or pyroxene, and feldspar, but neither of them in perceptible grains.
Wiktionary
Word definitions in Wiktionary
n. (context geology English) Certain dark igneous rocks having grain so fine that the individual crystals cannot be seen with the naked eye.