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Christmas Ice Spike

Posted: Fri 25 Dec 2020 4:32 pm
by mcrossley
A plant pot just containing water in my brothers garden produced this unexpected ice spike today. I've never seen one before...

Re: Christmas Ice Spike

Posted: Fri 25 Dec 2020 8:01 pm
by galfert
Interesting.

Explanation and how to make them yourself:
https://www.youtube.com/watch?app=desktop&v=5RLQ9WMP2Es

I've never seen one before either....except for in Minecraft Ice Spikes Biome. But I guess that doesn't count.

Re: Christmas Ice Spike

Posted: Fri 25 Dec 2020 8:44 pm
by water01
Very Interesting video.

Re: Christmas Ice Spike

Posted: Fri 25 Dec 2020 9:10 pm
by Phil23
I might dig about here. Have photographed a few accidental creations over the years.

Usually a result of a drippy outdoor tap in Winter.
Replacing the washers is usually not a priority in Winter as the slow drip helps a little with bursting pipes.

Re: Christmas Ice Spike

Posted: Sat 26 Dec 2020 1:01 am
by HansR
galfert wrote: Fri 25 Dec 2020 8:01 pm Explanation and how to make them yourself:
https://www.youtube.com/watch?app=desktop&v=5RLQ9WMP2Es.
Interesting indeed. Never seen or heard of before. before. Thanks for the photos and video :clap:
That veritasium btw has many interesting videos about physics. I subscribed a year ago or so. Really good.

Re: Christmas Ice Spike

Posted: Sat 26 Dec 2020 10:55 am
by mcrossley
Looking at the pictures and the explanation it seems to me that the plant pot ice spike grew a secondary spike at the top.

The main one grew, started freezing over at the top, then a smaller secondary spike grew out the partially frozen over top of the primary.

I'm not sure of the temperature at my brothers house, but at my house it got down to a minimum of -4.6°C which is in the sort of ideal range indicated in that video.