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Aphanite

Aphanites (adj. aphanitic; from Ancient Greek αφανης (aphanḗs) 'invisible') are igneous rocks that are so fine-grained that their component mineral crystals are not visible to the naked eye (in contrast to phanerites, in which the crystals are visible to the unaided eye), however visible using magnification (in contrast to Cryptocrystallines, in which…

Overview & Common rocks that can be aphanitic

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Overview

Ancient GreekIgneous rocksFine-grainedMineralCrystals
26 related topics

Common rocks that can be aphanitic

AndesiteBasaltBasaniteDaciteKomatiite
9 related topics

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Overview

Common rocks that can be aphanitic

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Map overview Semantic statistics

Aphanite

Nodes38
Edges37
Triples5
Avg. degree1.95
Density0.052632
Components1

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Important terminology

crystals rocks volcanic aphanites texture aphanitic also fine-grained mineral phanerites magnification cryptocrystallines hypabyssal obsidian amorphous porphyritic matrix inclusions phenocrysts plagioclase

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
plagioclase feldsparinstance ofThey consist essentially of very small crystals of minerals0.80text
with hornblende or augiteinstance ofThey consist essentially of very small crystals of minerals0.80text
and may contain also biotiteinstance ofThey consist essentially of very small crystals of minerals0.80text
quartzinstance ofThey consist essentially of very small crystals of minerals0.80text
and orthoclaseinstance ofThey consist essentially of very small crystals of minerals0.80text

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