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Are sand dollars made out of sand?

In: Mollusks [Edit categories]

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To correct the contributor below, Sand Dollars are not shells/molluscs. They have the appearance of a shell because of their outer carbon-carbonate skeleton.

They are actually living animals classed as echinoderms. Which is the same class as sea urchins and starfish.

Previous (semi-incorrect) answer

no its a shell

First answer by Conundrumer. Last edit by Skullcandy88. Contributor trust: 188 [recommend contributor ]. Question popularity: 5 [recommend question].

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Relevant answers:

What is a sand dollar made of?
sand obviously
What can be made out of sand?
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What is sand made out of?
it is made out of the land which is from weathering.
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