This native aluminum nugget (natural) apparently cornered a rock when landing. It appears to have near perfect right angles. It stands upright in two positions. XRF analysis shows 58% aluminum, 19% light elements (LE), 19% silicon and 1% copper with trace amounts of titanium, manganese, iron, zinc, chromium, hafnium, tungsten, cadmium, nickel, palladium, lead, tin, antimony and zirconium.