Densest Elements on Earth

The densest elements ranked by density at room temperature. Osmium leads at 22.59 g/cm³ — nearly twice as dense as lead — followed closely by iridium, platinum, and rhenium.

Data

#	Element	Symbol	Density (g/cm³)
1	Osmium	Os	22.59
2	Iridium	Ir	22.56
3	Platinum	Pt	21.45
4	Rhenium	Re	21.02
5	Gold	Au	19.30
6	Tungsten	W	19.25
7	Uranium	U	19.10
8	Tantalum	Ta	16.69
9	Mercury	Hg	13.53
10	Hafnium	Hf	13.31
11	Lead	Pb	11.34
12	Silver	Ag	10.49

Source: Wikipedia — List of Chemical Elements.