Iron-Stained Quartz look-alikes
SiO2 (Quartz) with iron oxides
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Open the appSeveral rocks and minerals can be confused with Iron-Stained Quartz. 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
Jasper
SiO2 (cryptocrystalline quartz) with significant iron oxide inclusions
Also known as: Chert (iron-rich variety)
Carnelian
SiO2 (cryptocrystalline quartz) colored by iron oxides
Also known as: Cornelian
Tiger's Eye
SiO2 (quartz) pseudomorph after crocidolite, with iron oxide alteration
Also known as: Crocodilite
Citrine
SiO2 (macrocrystalline quartz) colored by trace iron impurities within the crystal lattice
Also known as: Yellow Quartz
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