Artisan 14K green gold ring with chrysocolla.
Size 19 mm/EU 59.4/UK S/US 9 1/8.
The only copy, repeating is not possible.
Chrysocolla is a hydrated copper phyllosilicate mineral. The structure of the mineral has been questioned, as spectrographic studies suggest material identified as chrysocolla may be a mixture of the copper hydroxide spertiniite and chalcedony.