SharkToothLover757 Posted October 8, 2018 Share Posted October 8, 2018 About an inch tall. Has a star shape on the top and is fossilized. Know what it is? Link to comment Share on other sites More sharing options...
Ludwigia Posted October 8, 2018 Share Posted October 8, 2018 By fossilized do you mean mineralized? Looks like a stress crack to me. Greetings from the Lake of Constance. Roger http://www.steinkern.de/ Link to comment Share on other sites More sharing options...
Rockwood Posted October 8, 2018 Share Posted October 8, 2018 Fluid conduit (spring hole) with precipitate build up ? Link to comment Share on other sites More sharing options...
ynot Posted October 8, 2018 Share Posted October 8, 2018 Dehydration shrinkage cracks in a burrow? It is an odd rock. Darwin said: " Man sprang from monkeys." Will Rogers said: " Some of them didn't spring far enough." My Fossil collection - My Mineral collection My favorite thread on TFF. Link to comment Share on other sites More sharing options...
abyssunder Posted October 9, 2018 Share Posted October 9, 2018 May be a phosphatic / phosphate nodule? " We are not separate and independent entities, but like links in a chain, and we could not by any means be what we are without those who went before us and showed us the way. " Thomas Mann My Library Link to comment Share on other sites More sharing options...
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