Why do the crystals in gneiss line up in bands?

Answer 1

The crystals line up in bands because the grains can lie in a pattern of flat layers or can form swirls or colored bands. :) I hope that answered your question!!!!! 

Answer 2

 yall are stupid if u think that someone pooped on it... the only way u would know that is cause u did it. :p

Answer 3

because somebody took a plop on it!!!!!!

 

 

 

 

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Answer 4

Wow That Was A Very Rude Answer! And How Do You Know They Need The Answer For A Test? They Maybe Just Need The Answer Just To Know It. How Do You Know If They Are Not In School? I Thought So.

Answer 5

well u should know this dont look it up because u dont know it gosh people these days r so stupid I AM JUST JOSHIN YALL HAVE FUN FAILING YOUR TEST