DR KEITH WHEELER / SCIENCE PHOTO LIBRARY DR KEITH WHEELER / SCIENCE PHOTO LIBRARY
Fossil-bearing rock, polarised light micrograph. This thin slice from a limestone rock shows various Nummulite fossils. It is a type known as Nummulitie limestone, referring to the presence of Nummulites foraminifera, a group of marine protozoans. This sample is from Bombay (Mumbai).
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