This bediasite was reportedly found several decades ago, and it tips the scale at 49.2 grams. It comes via Mr. and Mrs. Alex Stoltz, of S & K Gems & Lapidary. Bediasites in this size range are in the top few percent of finds.
I was lucky to come across a collection found by a father and son team some years ago. This 77 gram specimen is the largest bediasite they had found after several years of hunting: