These are real stunning Native Telluric Iron minerals, with verified purity up to 99.99% (four nines)! This level of pure elemental iron is virtually unheard of in nature, and nearly impossible to replicate artificially. That makes each piece exceedingly rare and valuable. These specimens may also contain natural inclusions of Platinum Group Metals such as rhodium, iridium, palladium, nickel, or copper, formed during unique terrestrial transitions. Each nugget is a geological masterpiece. Very rare silvery-white luste. Soft malleable and ductile texture, making it a great Ideal for high-end jewelry making, and electronics without any further surface modifications! " One of the rarest forms of native metal on Earth - extremely refractory – withstands high temps. Corrosion-resistant plus catalytic – prize properties for any major or small crafting projects" (Priceless minerals because of its rarity!)