Naked Science Forum
Non Life Sciences => Geology, Palaeontology & Archaeology => Topic started by: Briea on 25/08/2013 02:26:53
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I found this in my yard in Northern Michigan. It is about the size of a quarter and resembles a honey comb. It also looks crystallized in some areas. Any ideas? Thanks in advance!
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Looks like "tabulate coral", e.g. ... http://geoite.com/msu/displayimage-43-625.html