A mixture of around two-thirds copper and one-third tin making a white brittle alloy that can be polished into a highly reflective surface.

An alloy of lead, antimony, and mercury, made for sheathing ships.

Muntz metal

Prince Rupert's metal

(obsolete) gold

The fused material for making glass.

The metal from which iron pots are made, different from common pig iron. / An alloy of copper with lead used for making large vessels for various purposes in the arts.

Muntz metal / (UK, auctions) Gold (or some alloy of gold) that cannot be labelled as gold in the UK because it does not bear an Assay Office mark.

Hard dark stone crushed into small pieces used in surfacing roads, for ballast in railway tracks, etc.; gravel; blue metal.

plural of metallic bond