Quartz with Mica look-alikes
Quartz (SiO2) and Mica (e.g., Muscovite KAl2(AlSi3O10)(OH)2 or Biotite K(Mg,Fe)3AlSi3O10(OH)2)
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Open the appSeveral rocks and minerals can be confused with Quartz with Mica. 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
Granite
Quartz, Feldspar, Mica (Biotite/Muscovite)
Also known as: Granitic rock
Gneiss
Quartz, Feldspar, Mica, Amphibole
Also known as: Banded metamorphic rock
Schist
Mica (dominant), Quartz, Garnet, Staurolite
Also known as: Foliated metamorphic rock
Quartzite
Quartz (dominant), minor Mica, Feldspar
Also known as: Metamorphosed sandstone
Sandstone
Quartz (dominant), Feldspar, Mica, rock fragments
Also known as: Arenite
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