CHEMICAL ANALYSIS: 
SiO259.72%
MgO29.10%
Al2O33.35%
Fe2O30.35%
CaO0.80%
Na2O0.56%
K2O0.42%
PHYSICAL PROPERTIES 
Loss on ignition5.55%
Acid Solubles015-2.0%
TypeSteatitic
Particle StructurePlatey-spherical
Specific Gravity2.75
Wt. per gal., lbs.22.91
Bulking Value, gal.0.04365
Apparent Density(Scott-Volumeter, loose packed)10-12lbs/cu. ft.
Fineness, Max. PartSize 12 microns
Fineness, Hegman Rating6-6 1/2
Oil Absorption 
Spatula54-57
Gardner-Coleman70-75
Whiteness92-94
FINER THAN INDICATED SIZE 
MICRONSMICRO 907
15100%
1094.2%
784.2%
568.7%
458.3%
344.5%
124.2%

PACKING: 50 lb. paper bags

ORIGIN: USA