This is a ladies Bohemian inspired fashion sterling silver ring that contains a pear shape Troilite stone.
Mohs Hardness:: 3½ - 4½
Specific Gravity:4.67 - 4.79
Member of: Pyrrhotite Group
This specimen was named after Domenico Troili (1722–1792) who first noted the mineral in a meteorite that fell in 1766 at Albareto, Modena (Italy).
Ring size: 8
Approximate measurements: 1 inch by 1 inch