General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 6390-1986
Scope
Geological map color standards (referred to as geological map color scales) are applicable to the color design and publishing and printing colors of geological maps (systemmaps) with a scale of 1:500,000 to 1:1,000,000. It can also be used as a color reference for compiling and publishing geological maps of other scales.
GB/T 6390-1986 history
1986GB/T 6390-1986 Colour standard for use in the geological map