I cannot say for certain whether there are color variations of Brazils Matacon Wave Slate. However, I have done some research and found that Matacon Wave Slate is a type of gray slate that can have some color variation due to the natural stone material. The slate may have veins of blue, green, or rust, but it typically has a consistent gray color with some variations in shade. Overall, the Matacon Wave Slate is known for its distinctive wavy texture and durability, making it a popular choice for flooring and wall cladding in both interior and exterior applications.