Black Sardonyx

Black Sardonyx Tumblestones

Black Sardonyx is a striking variety of Chalcedony known for its bold contrast of deep black and lighter banded layers. These natural bands form as mineral rich silica settles in rhythmic layers within volcanic cavities. The clean lines and strong colour contrast give the stone a distinctive and elegant appearance. Traditionally, Black Sardonyx is associated with strength, protection and steady confidence.

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