Crystal gardens

Add various salts to sodium silicate solution and watch ’em grow.

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Like a mysterious undersea world


We found iron (III) chloride produced growths in the order of seconds.

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Worms! Tube worms!


Iron (II) sulfate (on the left below) and copper (II) sulfate (right) also gave interesting forms.

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Aliens in the grass


And on the surface of the beaker grew a fused larva like crust.

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Can you walk on that?


Crystal gardens, great fun!

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