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Rahdit42 t1_iuexia6 wrote on October 30, 2022 at 8:27 PM

It’s because the top layer of ice froze quickly and there was a hole in the ice where some of the water was pushed upward through the hole as it froze, forming the spike.

sandboxlollipop t1_iufkay2 wrote on October 30, 2022 at 11:04 PM

That's rather interesting. Thank you

AZBamboo89 t1_iugnnsw wrote on October 31, 2022 at 4:26 AM

Mildly interesting