"AAA quality Madagascan blue chalcedony agate sphere, also known as orca stone, exhibits white to grey, greyish-blue to nearly black color patterns and has been hand polished to a smooth mirror finish, fitting comfortably in the hand. Chalcedony nurtures and encourages fellowship, while also absorbing negative energy, bringing all aspects of one's being into a harmonious balance. *Stock photo is shown. A similar size, weight and quality specimen will be sent Approx. Weight: 600 grams, Approx. Diameter: 2.5 inches"