California Sulphur

California Sulphur is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Sulphur

North American Industry Classification System (NAICS) Categories:

• Other Chemical And Fertilizer Mineral Mining > Sulphur Mining > Sulphur

Standard Industry Classification (SIC) Categories:

• Chemical & Fertilizer Mining, Nec > Sulphur Mining > Sulphur