Banded Chert look-alikes
Sedimentary rock (cryptocrystalline quartz)
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Open the appSeveral rocks and minerals can be confused with Banded Chert. Below are documented look-alikes and the features that tell them apart. Never rely on a single feature. Always check multiple properties.
Similar rocks to compare
Flint
Flint (cryptocrystalline quartz)
Also known as: Chert (nodular)
Jasper
Jasper (cryptocrystalline quartz with iron impurities)
Also known as: Opaque Chert
Agate
Agate (banded cryptocrystalline quartz)
Also known as: Banded Chalcedony
Banded Iron Formation (BIF)
Banded Iron Formation (chert and iron oxides)
Also known as: Ironstone
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