Noble Shungite Ring, Raw Square, 925 Sterling Silver, Size 8 US Size 6 This cabochon has good translucence

This cabochon has good  translucence and although it has some inclusions I have to say it's pretty good quality

Face 15 x 9

Looking through the eye of Amethyst apparently opposing things can be transformed into a new answer that includes both sides

Bezel set with open backs and Lobster clasp

Face 8 mm diameter approx

Noble Shungite Ring, Raw Square, 925 Sterling Silver, Size 8 US Size 6 This cabochon has good translucenceLovely Square of Noble Shungite with an attractive rugged unpolished natural surface. Simple setting in 925 Sterling Silver with an open back holds the stone securely without distractions. The split band makes for greater stability and comfort on the finger. Regular Shungite only has up to 60 % Carbon but Noble Shungite has over 90 % . It's heavier, more beautiful with it's Silver or Gold Sheen and shiny surface. It has a more powerful and focused