‘CROWN OF SILVER’ PSILOMELANE DESIGNER CABOCHON (Mexico) – 11.32 ct.
“Crown of Silver” psilomelane (Sih-La-Muh-Lane) is an unusual hard and distinctive silica-infused gem material from Mexico. It's sometimes called "black malachite" due to its patterns. This designer stone displays shiny gray-on-black swirling traceries. Weight: approx. 11.32 ct. Measurements: approx. 25 x 18 x 3.5 mm. Flattish crown, polished on both sides. (All uses; N).