Crushed rock compacts more densely on a pathway surface than gravel. This tight compaction makes it easier to keep stray grass and weeds from growing inside the garden path. It's best used in high ...

This key difference dictates the varying applications of both types of rock ... walkway, or use the stones as mulching ...

It deposited a cottage-size mound of grayish-blue sand—190 metric tons of a crushed volcanic rock called basalt. Farmers spread the pulverized basalt across several fields that they sowed with ...