30+ Thin Section Photos That Will Develop Your Interest in Petrography A “thin section” of rock is a sample that is mounted to a microscope slide and cut so thin that you can see light thro… مارس 23, 2017
Anthropocene What is anthropocene? The anthropocene Epoch is atop of the table. Almost everyone will ask, what is Anthropocene? Wh… مارس 02, 2017
