Vintage Navajo Sterling Silver Ring with Green Variscite Size 8

Vintage Navajo sterling silver ring that was made in the Fred Harvey Era. Nice setting that features a very fine natural green nodule variscite stone. Some of the nodules are as small as a pinhead. The chert is a milk chocolate brown. 

Size 8 and the face of the ring is 1 1/4" long. Weight: 8.42 grams. Marked sterling inside the back of the band.