Columnar frost%E2%80%94at first glance the curiosity looks like grass made of glass. Columnar frost grows out of warm humid soil where humidity meets seriously sub-freezing air and a horizontal hexagonal crystal is created. The process is repeated crystal by crystal and the column grows from the bottom.
Columnar frost%E2%80%94at first glance the curiosity looks like grass made of glass. Columnar frost grows out of warm humid soil where humidity meets seriously sub-freezing air and a horizontal hexagonal crystal is created. The process is repeated crystal by crystal and the column grows from the bottom.