The foamed-stone character of a natural pumice stone runs true down through the microscopic level, giving pumice incredible grade versatility and wide application.

about pumice graphic

 

close up of the surface of a frothy pumice stone magnified photo (50 power) of pumice powder particles

 

The foamed-stone character of a natural pumice stone runs true down through the microscopic level, giving pumice incredible grade versatility and wide application. TOP: Surface of a pumice stone. BOTTOM: Micrograph (50x) of powdered pumice particles.

The Genesis of Pumice

Deep underground, in the fiery heart of an incipient volcano, a combination of relentless pressure and rock-melting heat infuses rhyolitic magma with water... go to more info

Historic Uses of Pumice

Pumice has been utilized in its found form for millennia—the Egyptians, the Greeks and Romans, the Anasazi, even furtive herds of Andean Chinchillas... go to more info

Modern Uses of Pumice

The incredible versatility of pumice spans industry, from the poured foundations of civilization’s infrastructure to consumer products (both manufacturing processes and end-use functionality) to soil and soilless agriculture... go to more info

An Idaho Pumice Deposit

In the southeast corner of Idaho, on the northern shore of an extinct inland sea, lies a deep stratum of pumice renowned as the purest commercial deposit of white pumice on the planet... go to more info

Mining and Refining Pumice

A nature-consecrated pumice deposit is only as useful to industry as the company that mines it and refines it... go to more info

About Pumice: A Questions and Answers Approach

We get a lot of questions about pumice, pumice products, pumice uses. We’ve collected them here and supplied the answers, complete with additional linked resources as appropriate. The questions + answers are grouped in three categories:

CHARACTERISTICS OF PUMICE go to more info

USES AND APPLICATIONS FOR PUMICE go to more info

SUPPLYING PUMICE TO MARKET go to more info

Pumice vs. X

Pumice is wholly nature-wrought, but man has done his best to imitate nature’s foamed-stone genius. It must be that man-loves-fire thing, because there’s more than a few kiln-crafted, kinda-like-pumice products on the market. Here’s a comparative look at form factor, function, and application... go to more info

Retail Pumice Products

Pumice is typically sold by the ton (mine grades) or as production bags (refined grades) stacked on a pallet; it’s been hard to purchase pumice in a variety of grades in small quantities for household or small scale needs. No longer. Via a selection of branded Retail Pumice Products (for a variety of use categories), an online Pumice Store, and a dedicated fulfillment center, Hess Pumice provides pumice to the market at a consumer-direct level. go to more info