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Minerals & Gemstones

See Earth's story in a single stone. Learn about how minerals form, their colors, hardness, and fun facts.

Every mineral is a little poem the Earth wrote over millions of years. This topic introduces kids to the world of rocks and gems through colors, crystal shapes, and hardness.

1 worksheets

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Minerals & Gemstones · Grades 5–6

Earth's Treasures Worksheet — Inside Taichung's Mineral World

A printable worksheet for upper elementary kids visiting the Earth's Treasures permanent mineral exhibition at the National Museum of Natural Science, Taichung. Covers Mohs hardness, fluorescent minerals, Hokutolite, Fengtian Nephrite, and hands-on observation activities. Free PDF download.