Brand new, sealed container. This is 8 ounces (half a pound) of high-purity Chromium Oxide powder. Chemical formula: Cr2O3. It's that vibrant green powder used for all sorts of stuff. Lapidary folks use it as a final polishing compound for stones and metals to get a killer mirror finish. It's also used as a green pigment in ceramics, paints, and coatings. Purity is around 99%. Perfect for hobbyists, jewelers, artists, or even for making your own stropping compound for sharpening knives and tools. Comes in a lab-style container. Just be sure to handle it with care – use a mask when dealing with fine powders. A little goes a long way. Whether you're polishing rocks, mixing paints, or doing experimental stuff, this is a versatile material to have on your bench. Get creative!