Pulverized Limestone Products

Pulverized limestone products are produced by grinding and screening industrial-grade limestone and dolomite.


These products are used in a variety of applications including:

  • Mining - rock dust is used to suppress coal-dust explosions.
  • Agriculture - to neutralize soil acidity, increase plant nutrients, increase organic matter, enhance soil organisms and increase trace elements.
  • Exhaust-gas scrubbers - in industrial and power plants.
  • Scrubber reagents - for sulfur removal in circulating, fluidized bed boilers.
  • Roofing materials - as a filler in asphalt shingles.
  • Drilling mud additives - an essential component in drilling mud.
  • Glass stone - a primary ingredient in the glass-making process.
  • Feed supplements - provides essential minerals in animal feed.

Did you know?

There are three distinct types of limestone, defined by their magnesium carbonate (MgCO3) concentrations. These types are Dolomitic (35 to 46% MgCO3), Magnesian (5 to 35% MgCO3) and High calcium (less than 5% MgCO3).