Cornerstone Ind.

 

Cornerstone industrial minerals...

Is a industrial minerals company. They specialize in mining and processing perlite. A form of obsidian characterized by spherulites formed by cracking of the volcanic glass during cooling, used as insulation or in plant growth media.

What is perlite used for? -  

  • HORTICULTURE
  • CONSTRUCTION
  • INSULATION
  • INDUSTRIAL APPLICATIONS
  • FILTRATION
  • ENVIRONMENTAL

More Information On PErlite:

These fact sheets and more information on Perlite can be found at Perlite Institute

 

     
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    Perlite for Gardening-