Sulfurs

Native Sulfur

Sulfur occurring in nature in the elemental form is called:

Pyrite

Which group of sulfur minerals includes pyrite, marcasite, and pyrrhotite?

Sulfur Ore

Unprocessed ore containing native sulfur is referred to as:

Elemental Sulfur

Produced sulfur with a minimum content of 99.5% is called:

Frasch Sulfur

Which sulfur type is produced by the Frasch mining process?

Recovered Sulfur

Elemental sulfur produced from combined sulfur by any method is called:

Crude Sulfur

What is the commercial nomenclature for elemental sulfur?

Crude Sulfurd

The term “brimstone” is synonymous with:

Broken Sulfur

Solid crude sulfur crushed to minus 8-inch size is called:

Slated Sulfur

Solid crude sulfur produced by cooling molten sulfur on a water-cooled moving belt are called:

Prilled Sulfur

Pellets of crude sulfur produced by cooling molten sulfur with air or water are called:

Bright Sulfur

Crude sulfur that is bright yellow in color and free of discoloring impurities is called:

Dark Sulfur

Crude sulfur discolored by hydrocarbons up to 0.3% carbon content is called:

Sulfuric Acid

Crude sulfur discolored by hydrocarbons up to 0.3% carbon content is called: