Bentonite facts for kids
Bentonite is a kind of clay. Bentonite usually forms from weathering of volcanic ash. It is volcanic ash mixed with water under pressure.
The different types of bentonite have different proportions of sodium, calcium or potassium. They can absorb quite a lot of water, and are used as fillers and/or lubricators in various industries. The clay is used for many practical purposes.
Images for kids
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Bentonite layers from an ancient deposit of weathered volcanic ash tuff in Wyoming
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Gray shale and bentonites (Benton Shale; Colorado Springs, Colorado)
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Creating a bentonite slurry for fining after wine pressing
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See also
In Spanish: Bentonita para niños
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Bentonite Facts for Kids. Kiddle Encyclopedia.