The nodule shown is the one you will receive. The banding is just so beautiful! The front is highly polished, and the back is left natural. This is an amazing piece.
Size: 6 1/2" wide
Weight: 1 lb 10.5 oz
Banded agate nodules from the Sashe River in Zimbabwe are known for their distinct and beautiful banding patterns. Here are some key points about these nodules:
Color: They typically display a range of colors, including whites, grays, blues, and occasionally reds and browns. The colors often form in distinct, parallel bands.
Banding Patterns: The banding in agate nodules can vary widely. Some have very fine, regular bands, while others may have more irregular or wavy patterns.
Transparency: These agates can range from opaque to semi-transparent, depending on the thickness of the bands and the overall composition.
Geological Process: Banded agate forms from layers of silica deposited in cavities within volcanic rocks. Over time, the silica-rich water percolates through the rock, depositing layers that eventually crystallize into the banded patterns seen in agate.
Nodules: Agate nodules are typically rounded or oval-shaped and can vary in size. They are often found as isolated pieces in riverbeds or embedded in the host rock.