Mazon Creek Fossil Plant Concretions Size:Small The combination of such materials

The combination of such materials is as surprising to science as it is beautiful to the eye

600 km) away from the Kuznetsk Basin giving some sense to the massive scale of this formation

With technicolor layers made to cut the endless waves of the ocean

Above: Grant holding a Rough Opal specimen

Mazon Creek Fossil Plant Concretions Size:Small The combination of such materials300,000,000 years ago, in the Carboniferous Period, Earth was a dense tropical jungle. Lush forests were home to all manner of prehistoric creatures and swampy landscapes covered the surface. We know of this incredible time thanks to the fossil imprints left behind by plants that were preserved for millions of years. This specimen is a split pair fossil plant concretion that was recovered from Mazon Creek in Illinois. This former coal mine turned