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2 answers

I have heard the term "neck" used, although pipe is also used, especially when describing kimberlite volcaloes.

2007-08-30 04:08:19 · answer #1 · answered by Amphibolite 7 · 0 0

they are called lava tudes

2007-08-30 11:24:18 · answer #2 · answered by wolf 5 · 0 0

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