Everyone knows this distinctive banded, sometimes orbicular, gemstone from Zaire. The rich green color is graded into beautiful patterns that vary from stone to stone.
This stone has a central oval area defined by darker black and lighter green bands, making the desig..
There is a central band of light green that is almost flourescent, making the stone a wonderful piec..
This stone has a series of horizontal stripes that create visual interest along the middle, making i..
Bold green and black stripes separate this stone into a light and dark area, creating the potential ..