If you have access to the most recent April Buyer’s Guide issue of the
_Lapidary Journal_ magazine, scan its lists of gem and mineral clubs in
the United States and other countries. (The address of the _Lapidary
Journal_ is given in the list of journals cited below.)
Talk to a member of the geology or earth science department of your
local college or university.
Talk to a member of the science department of your local high school.