Quartz in matrix look-alikes
Quartz (SiO2) in a fine-grained matrix
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Open the appSeveral rocks and minerals can be confused with Quartz in matrix. 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
Amethyst in matrix
Amethyst (SiO2) in a fine-grained matrix
Also known as: Amethyst geode, Amethyst druse
Chalcedony in matrix
Chalcedony (SiO2) in a fine-grained matrix
Also known as: Agate, Jasper
Granite
Granite
Also known as: Granitic rock
Quartzite
Quartzite
Also known as: Metamorphic Quartz
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