Moldavite Tektite Silver Ring from Czech Republic – 6 Size – 1.91 Grams
USD 49.99 USD
It is a type of tektite. The chemical formula of moldavite is SiO2(+Al2O3). Its properties are similar to that of other types of glass, and reported Mohs hardness varies from 5.5 to 7. Moldavite can be transparent or translucent with a mossy green color, with swirls and bubbles accentuating its mossy appearance.