Osmium, the heaviest known metal, has a density of twenty-two and a half, which would weigh about 730 pounds.

He grinned, showing a collection of teeth in every known metal.

They also processed the known metals with casting and hammering techniques.

The original seven known metals had properties in common.

There are seventeen known Feruchemical metals, linked to different attributes stored.

Decidedly the pyramid was metallic, but of finest, almost silken texture - and I could not place it among any of the known metals.

He is described as working the known metals of the time, including brass, copper, iron, gold and silver.

"This alloy you term alumite is so much lighter than any known metal that it's a shame to even compare them."

Lithium, soft and silver-white, is the lightest known metal - more abundant in the earth's crust than lead or tin.

The only known common metal that is liquid at room temperature is mercury.