Tufa cast means a piece of jewelry created using a traditional silversmithing technique where molten metal is poured into a mold carved from a soft volcanic rock called tufa stone. Made by Navajo artist Merle house JR. features sterling silver 925. arrowhead design and a Sonoran gold turquoise stone. Weighs: 58.5 grams Length: 2 5/8” + 7/8” for bale. Width: 1 1/2” This pendant comes with the tufa cast rock too!! #1 Reference coin is a quarter. Make sure to follow my page for new items posted daily 💕 Listed with ExportYourStore.com