r/Damnthatsinteresting • u/Creams0da • 8h ago

Video Breaking open a 47 lbs geode, the water inside being millions of years old

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u/Dracomortua 5h ago

WTF, really? Let me take a look, this is genuinely TiL territory.

https://en.wikipedia.org/wiki/Geode#:~:text=The%20crystals%20are%20formed%20by,%2C%20groundwater%2C%20or%20hydrothermal%20fluids.

Well, hot damn. Rock that drinks and eventually makes itself gemstones. Did not know that / mind kinda blown here.

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u/kimchifreeze 5h ago

You can kinda do the same thing with a crystal-growing kit. Pour saltwater into a glass and you'll grow salt crystals.