aluminum is a kind of light silvery metal.
Ruthenium (ru) : Like platinum and palladium, ruthenium is a silvery metal that does not easily tarnish.
A soft silvery metallic element of the alkali metal group burns in air and reacts violently in water occurs in carnallite and lepidolite and pollucite.
a silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys.
