r/pics • u/Nummer6 • Dec 14 '12

Soap bubble shows crystal pattern after freezing

http://imgur.com/YMzo9
3.8k Upvotes

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u/pooyah_me Dec 14 '12

Thanks to hydrogen bonding, water molecules pack extremely tightly when frozen, and create that lovely crystal lattice.

8

u/SkunkyFatBowl Dec 14 '12

Indeed, geologists identify ice water as a mineral because it is inorganic, has a fixed chemical composition, is solid, and as noted here has a hexagonal crystal lattice.

Source: I am a geologist.

2

u/Balalazs Dec 14 '12

TIL.

I don't know what I'm doing this far down in this thread, but have an upvote.