Iran (Islamic Republic of) Gilsonite

Specifications: Gilsonite, or asphaltum, natural asphalt is similar to a hard petroleum asphalt and is often called a natural asphalt, asphaltite, uintaite, or asphaltum. Gilsonite is soluble in aromatic and aliphatic solvents, as well as petroleum asphalt Elements of chemical analysis Ash 1.03 % Carbon 85.03 % Hydrogen 6.71 % Nitrogen 0.60 % Sulfur 3.55 % Oxygen 2.49 % Granulation size as order