Tektites are natural glasses formed by the high-energy impact of large meteorites against Earth’s surface. Recently, a team of researchers found a new strewn field of them in the Brazilian state of Minas Gerais. Because of the location of the find, the tektites have been named geraisites. The discovery was described in an article published in the Continue reading "A new field of tektites in Brazil" The post A new field of tektites in Brazil appeared first on Astronomy Magazine .