"Unlike other sources of silicate minerals for enhanced weathering, glacial rock flour does not need any processing, and the amount available in Greenland is effectively unlimited," Christiana ...

The warmth of the long summer afternoons of the most recent ice age sent great freshets of glacial meltwater, milky white with suspended rock flour, into Glacial Lake Missoula. Rock flour settled ...

As glacial ice moves very slowly downhill ... These rocks grind together, creating tiny grains of dust, called rock flour. Some glaciers flow all the way to the sea and when they get there ...