Sand - why do we see such variations?
Oct 21, 2022•7 min•Season 3Ep. 45
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Episode description
Why do we see such variation in the sand around the world - white, yellow, black and green, and more! What can the grains of sand tell us about the age of the sand? And how can sand on an island that contains just black rocks have white sand?
This one is for the sand collectors!
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