Mix (Value) texture allows two different textures to be blended together.
Mix (Value) texture is called Texture Blend in all versions until V-Ray version 3.60.
Texture A – Specifies the first texture to blend.
Texture B – Specifies the second texture to blend.
Blend Amount – Specifies the amount of blending to apply.
Composite – When enabled, a composite of the blended textures will be used.