Perlite Testing
Lab Manager - James M. Barker
The NMBGMR provides perlite analyses for industry, government, and the public through the perlite laboratory, an applied-research and public-service facility. The lab tests both crude perlite and expanded perlite from many locations and deposits. The perlite laboratory is the only readily accessible perlite testing facility in the United States.
Prices:
Standard Test @ $150 per sample (includes sample preparation; 50 or more $125 each)
- Expand (1300° F, -50+100 mesh feed)
- Expanded Density
- Furnace Yield
- Brightness
- Sinkers
- Sieve of Expanded Perlite
Additional Tests
- Pennfield Water @ $50
- Crystalline Silica @ $100 (sorry, temporararily unavailable)


