Black Sand Under Microscope
Dec. 26, 2024
Black Sand, Arroyo in Santa Fe, New Mexico, Under the Microscope www.microscopeclub.com/wp-content/uploads/2020/05/... Sand from Lake Michigan under a microscope. Taken from a black strip at the edge of the waves, 15-20% magnetite : r/mildlyinteresting Black Sand Under Microscope