High-density Elements

ElementDensity
(kg.m-3)
Osmium22600*Toxic*
Iridium22500*Toxic*
Platinum21400
Rhenium21000*Toxic*
Neptunium20400*Radioactive*
Plutonium19800*Radioactive*
Gold19300
Tungsten19300*Toxic*
Uranium19100*Radioactive*
Tantalum16600*?*
Protactinium15400*Radioactive*
Berkelium15000*Radioactive*
Mercury13530*Toxic*
Curium13500*Radioactive*
Hafnium13300
Rhodium12400*Carcinogenic*
Ruthenium12400*Toxic*
Palladium12000
Thallium11850*Toxic*
Thorium11700*Radioactive*
Americium11700*Radioactive*
Technetium11500*Radioactive*
Lead11300*Toxic*
Silver10500*Carcinogenic*
Molybdenum10200
Actinium10100*Radioactive*
Lutetium9840*Toxic*
Bismuth9800
Polonium9400*Radioactive*
Thulium9320*Toxic*
Erbium9050*Toxic*
Copper8960
Nickel8900
Cobalt8900
Holmium8800*Toxic*
Cadmium8650*Toxic*
Niobium8570*Toxic*
Dysprosium8540*Toxic*
Gadolinium7900*Toxic*
Iron7860