Metallurgical
Coal Qualities
Average coal properties of our recent met coal shipments.

Low Vol
Mine Sulfur % Ash % Volatile % Reflec-
tance
Fludidity
(DDPM)
CSR (CALC)
Mine #78 .95 7.00 16.50-17.50 1.70 35 53
Mid Vol
Mine Sulfur % Ash % Volatile % Reflec-
tance
Fludidity
(DDPM)
CSR (CALC)
Twin Rocks 1.00-1.20 9.00 22.00-24.00 1.38 2,500 72
High Vol
Mine Sulfur % Ash % Volatile % Reflec-
tance
Fludidity
(DDPM)
CSR (CALC)
Dutch Run 1.00-1.20 8.50 31.00-34.00 1.00 25,000 60