Blue cements in Jurassic rocks?
by Remi Charton, PhD student at TUDelft, Delft, Netherlands
Bathonian bryozoals and calcitic cements precipitated from several phases of ferrous fluid paleocirculations. Sample from Normandy in the Paris Basin, France. Staining was performed following the Dickson's method (Dickson, 1966).
Remi Charton (distributed via imaggeo.egu.eu)