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Matthew Hickman posted an image in the group What is it? from the myFOSSIL app 2 years, 8 months ago
2 years, 8 months ago2 years, 8 months agowhat is this #fossil
Matthew Hickman posted an image in the group What is it? from the myFOSSIL app 2 years, 8 months ago
what is this #fossil
I think that’s limestone. It’s made of calcium carbonate which dissolves in the presence of even weak acids like vinegar. Limestone rock formations can be crazy looking for this reason. I’m not an expert tho just a guess