White rocks & minerals

White rocks and minerals are often calcite, quartz, gypsum, feldspar, or various clays. A streak test and hardness check rule out most look-alikes quickly.

Showing 22812304 of 2304 white rocks (page 20 of 20).

Identify your find on the go

Open RockHoundR to look up rock properties offline and find more like this near you.

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