I posted a question about the safety of working with "Tiffany Stone"
some time back due to its beryllium content. It seems after much
discussion that it contains somewhere in the range of 5% beryllium
and most likely poses no larger danger than many other materials.
The bottom line is to use caution and good safety practices when
working with any lapidary material as they all pose some degree of
Chris in Ketchikan, AK