We are GREEN on a number of levels:

The volcanic kiln action left the products we produce naturally
clean, with the PI close to "0" and no clay or dirt to screen out.
The fines are simple rock fines, and are non plastic.

  • We do not expand our product with fossil fuels to achieve
    its lightweight and high percentage of voids. We left that
    to the volcano and we simply crush and screen the
    product to the specific needs of the designers.

  • We are a local source in Northern California, and as
    such, we minimize the transportation impact on the
    environment. All of this adds to the affordability of our