nugget

A small, solid lump, especially of gold.

A small compact portion or unit.

A lump; a mass; especially, one of the larger lumps of native gold found in alluvial deposits or placer-mines.

A thick-set, strong, young horse.

A lump of tobacco.

To steal or appropriate the unbranded calves of (one’s neighbors).

A lump; a mass, esp. a native lump of a precious metal.

Something of value, usually found among many other less valuable things; — often used figuratively.

A small, compact chunk or clump.

A tidbit of something valuable.