Hell's Canyon Petrified Wood is a rare herringbone agatized wood found only in Hell's Canyon on the Oregon-Idaho border and is no longer available. Extremely rare and full of fabulous pattern with perfect fortification and wonderful crystal lined vugs, this stone is a designer/jewelers dream! This organic shaped designer cut cab measures 34mm x 25mm x 5mm and weighs 32.5 cts. As always, thank you for looking and buy with confidence!