Rare ISUA Sphere Ball from Greenland - 1.6" - 101.3 Grams

Description: This is a rare ISUA stone sphere from Greenland. Along with Nuummite, ISUA Stone is one of the oldest and rarest stones on Earth, found only in the Greenstone supracrustal belt in southwest Greenland.
Location: Ivigtut, Greenland
Size: 4.0 centimeters
Weight: 101.3 grams