Fossil Coccoliths in Limestone Examined by Electron Microscopy
Susumu Honjo 1 and
Alfred G. Fischer 1
1 Department of Geology, Princeton University, Princeton, New Jersey
Examination of polished and etched limestone surfaces (Jurassic from the Alps, Paleocene from Spain) by electron microscopy reveals coccoliths, in varying stages of preservation, in numbers of 100,000 to 1,000,000 per culbic millimeter.