Meerschaum problems don't come up for discussion too frequently in the forums. Here's an old thread that suggests that sometimes the block from which a meer is carved can be contaminated in some way, or be inferior in some natural way, or be a fake block (pressed meerschaum) with an inferior binder or composition. In the following thread the issue remained a mystery.
http://pipesmagazine.com/forums/topic/meerschaum-problemquestion
I would suggest returning the pipe to Paykoc.
http://pipesmagazine.com/forums/topic/meerschaum-problemquestion
I would suggest returning the pipe to Paykoc.