Analysis 
Silica60%
Alumna20%
Iron Oxide5%
Calcium Oxide.05%
Magnesia3%
Potash & Soda Oxides3%
Molecular Water5.5%
Minor3%
Moisture Content4-9% as shipped
Mesh Dry Grind80% thru 200 mesh
 40% thru 325 mesh
Wet Particle Size97% thru 200 mesh
 95% thru 325 mesh

Packing: 50 lbs paper bag

Origin: USA