I've heard that one of the reasons that ancient paintings kept their colors for so long is because they got them from grinding up the stones like Lapis. Not sur

I've heard that one of the reasons that ancient paintings kept their colors for so long is because they got them from grinding up the stones like Lapis. Not sure how they make the modern colors but apparently they fade a lot faster. Some of these older paintings are hundreds of years old and still look fresh, which is pretty impressive.