Collection-Grade "Truly Cubic" Large Calcite on Amethyst ClusterCollection Grade Amethyst with Cubic Geometrical Calcite & Deep Purple Druzy When people think of calcite, they often picture pointed formations, like dogtooth, rhombohedral, or scalenohedral shapes. However, this spectacular specimen is awe inspiring at first glance, featuring the rarely seen phenomenon known as a Truly Cubic Calcite. Its a large, near perfect cube in pristine conditionvisually stunning and truly rare. Whether its for your cabinet,