Shady Oak Castle Rock can give you the feeling of majestic oaks in a forgotten pasture. It has a hint of black that accents the natural tans, browns, and occasional gold earth tones . Split to rough squares and rectangles, it ranges in heights from 4″ to 12″ with lengths from 6″ up to 42″ for full veneer and 4″ up to 24″ for thin stone veneer.