It can be separated from the natural alloy of platinum metal. Palladium reserves on the earth are scarce, mining and smelting more difficult, is a rare precious metal series gold, silver, platinum, palladium, rhodium, ruthenium. The content of palladium in the earth's crust is 1×10^-6. It is often dispersed along with other platinum group elements in various minerals of alluvial deposits and sand deposits (such as the original platinum ore, nickel sulfide copper ore, nickel pyrite, etc.) in. The independent minerals include hexagonal palladium, palladium-platinum ore, lead-lead-palladium ore, ruthenium-palladium ore, lanthanum-palladium-palladium ore, tin-palladium ore, and natural palladium in the free state.
The melting point of palladium is the lowest among platinum group metals.