SCARY! Ghost OPAL Ethiopia Precious Opal Crystal with a Ghost 52.4cts 47mm

Extremely rare and desirable Ghost Opal inside a Precious Crystal Opal Nugget. This is amazing! The white ghost opal is inside the crystal opal nugget. 52.4 carats; 47x22x14mm

"Ethiopia produces beautiful precious Opal, Fire Opal and Black Opal, with an incredible variety of patterns and body colors. However, it is the elusive Ghost Phantom Opal from Ethiopia that is generating interest in the Ethiopian Opal market. While Opal comes in all shapes, sizes and colors, Ghost Phantom Opals are often thought to be by far the most interesting. These Opals earnt their name from their mysterious ghost like appearance. Experts believe that Ethiopian Opal is a Hydrophane Opal, meaning that it is formed differently to sedimentary Opal. This would explain why the unique ghost like formations occur only in these particular types of Opals. Although most are formed with smooth coverage inside the Opal, the rare Ghost Phantom Opal creates bubbles or cloud formations within"