sorry for this video being very fast, i wanted to keep it short.
there's a short audio bug at 7.35 min. two tracks overlay there. but i think its no problem, since no relevant info is told there.
3dsmax Environment Modeling #2 Procedural Stone. Mapping and painting from sascha henrichs on Vimeo.
This video covers mapping techniques for highpoly objects, and painting of objects in mudbox 2010.
its very technical and much longer than the first, so beware.
~300 MB of HQ video
Its the 2nd part of a stone modeling tutorial
find the first one here