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Lapis Lazuli and Amethyst look-alikes

Lapis Lazuli (a rock composed primarily of lazurite, calcite, and pyrite) and Amethyst (a variety of quartz, SiO2)

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Several rocks and minerals can be confused with Lapis Lazuli and Amethyst. 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

Sodalite

Na4Al3Si3O12Cl

Also known as: Blue Sodalite

Dumortierite

Al7(BO3)(SiO4)3O3

Also known as: Blue Quartz

Chalcedony

SiO2

Also known as: Cryptocrystalline Quartz

Fluorite

CaF2

Also known as: Fluorspar

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