I love it !
Wow this is really extensive! Thanks for sharing, I just started with tiltbrush and Masterpiece Vr using a mixed reality kit
after reading this incredible article, im still left with the question..."but, HOW?!"
Have a look at a free set of smart materials for Substance Painter by Aleksey Kudryavtsev. The pack features four different surfaces that you can use for all kinds of projects.
Substance Painter smart materials pack:
Wood, Antique Nielloed Silver (added few alphas in ZBrush just for better representation), Ivory and Ice (faked by Emission channel).
Check out another pack of 20 materials from the artist for $5 here.