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4 Answered Questions for the topic Fossils

07/21/19

Impression and pseudomorphism in fossils?

In a book on invertebrate paleontology I have (Treatise on Invertebrate Palaeontology, A) there is a diagram showing possible fates of a shell after the death of the organism. One of the possible... more

07/03/19

Why does mineral oil occur below natural gas?

Why does mineral oil occur below natural gas? It was asked in our science book in the Geology section and I didn't get a clear explanation from the teacher.

03/22/19

A fossil contains 4​% of the​ carbon-14 that the organism contained when it was alive. estimate its age. Use 5700 years for the​ half-life of​ carbon-14.

A fossil contains 4​% of the​ carbon-14 that the organism contained when it was alive. estimate its age. Use 5700 years for the​ half-life of​ carbon-14.

03/19/19

How can a non-geologist identify a rock?

I found a rock on a beach in north-east Evia, Greece. Half is light gray, and half is dark gray. There are white (or very light gray) thin lines that form swirls throughout, crossing the light/dark... more

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