This is an SEM image of the surface of the Mazarin Chest, showing the network of fine cracks on the Chest caused by exposure to light and cycling relative humidity over the past 350 years.

This is an SEM image of the surface of the Mazarin Chest, showing the network of fine cracks on the Chest caused by exposure to light and cycling relative humidity over the past 350 years.

This is an SEM image of the surface of the Mazarin Chest, showing the network of fine cracks on the Chest caused by exposure to light and cycling relative humidity over the past 350 years.