Due to weathering, gravel also tends to have a smoother appearance than crushed limestone. Crushed limestone is sharp and ...

Factors that exacerbate soil acidity include minimal or zero till, which results in the top three inches (7.5 cm) of soil ...

Limestone is a valued and valuable commodity. It is composed mostly of calcium carbonate, and is commonly used for road and building construction and architectural applications for walls, decorative ...