Browns, creams - Agate Natural colors in these stones (which arre believed to be a powerful emotional healer; improves memory and concentration); it is also believed to prevent insomina and insure pleasant dreams go well with this metal pendant, 3.5 inches in length (the pendant drop) the sterling silver (coated for non-tarnish) necklace chain is approximately 24 inches in length with a silverplated lobster clasp and a small heart charm to accent this beautiful necklace.