Join Tanya Pluth and Grove of Stones at one of the best rock and mineral shows in the country, the Portland Regional Gem and Mineral Show. Grove of Stones will feature new finds from this season's digging in Montana, Idaho, Oregon, and Washington. Plus, new material from British Columbia, Brazil, and the Brandberg region of Namibia. This show has wonderful vendors and some of the best people involved in rock hounding around. Come out for a fun day at the show!