First off, welcome to the group! We're kinda loose, but the advise is good.
On 11/8 you said:
I am new to the list and a hobby silversmith. I like to work with natural
stones and crystals and I have seen some of these capped in what looks like
either electroplating or wax molded, althought the finished look is a little
too loose I think to be wax molded and then cast. The surface of the finished
metal capping, etc, is a bit bumpy, lumpy, rough, etc. I am not sure of the
Sounds like electroforming to me. That process is often used on irregular shaped
objects. Never tried it, but it's on the to do list if I get arontoit.