Yes, there can be some color variations in New Zealands Toaroha Schist depending on the specific location where it is found. Generally, Toaroha Schist is a grey-green color with black and white veins running through it. However, some variations may include more green or brown tones. It can also have patches or streaks of other colors, such as rust or gold, depending on the mineral content of the area where it is found.