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aphanite
[ af-uh-nahyt ]
noun
, Petrography.
- a fine-grained igneous rock having such compact texture that the constituent minerals cannot be detected with the naked eye.
aphanite
/ ˈæfəˌnaɪt /
noun
- any fine-grained rock, such as a basalt, containing minerals that cannot be distinguished with the naked eye
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Other Words From
- aph·a·nit·ic [af-, uh, -, nit, -ik], adjective
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Word History and Origins
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Word History and Origins
Origin of aphanite1
C19: from Greek aphanēs invisible
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Example Sentences
Resembling aphanite; having a very fineÐgrained structure.
From Project Gutenberg
The fine-grained compact greenstones are called aphanite.
From Project Gutenberg
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