In 79 A.D., Roman author Pliny the Elder marveled at how dust could turn to stone. “Who, indeed,” he wrote in Naturalis Historia, “cannot but be surprised at finding the most inferior constituent parts of it [Earth], known as ‘dust’ only, forming a barrier against the waves of the sea, becoming changed into stone the moment of its immersion, and increasing in hardness from day to day?”
Reinventing cement by harnessing volcanic chemistry to create more sustainable building materials
