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Weathered Igneous or Metamorphic Rock look-alikes

Igneous or Metamorphic Rock

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Several rocks and minerals can be confused with Weathered Igneous or Metamorphic Rock. 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

Fresh Igneous Rock

Various (e.g., Granite, Basalt, Gabbro)

Also known as: Unaltered Igneous Rock

Fresh Metamorphic Rock

Various (e.g., Gneiss, Schist, Marble)

Also known as: Unaltered Metamorphic Rock

Sedimentary Rock

Various (e.g., Sandstone, Shale, Conglomerate)

Also known as: Clastic Sedimentary Rock

Soil

Pedon

Also known as: Regolith, Earth

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