Bonanza

[bə'nænzə]

(noun.) an especially rich vein of precious ore.

Inputed by Estella--From WordNet

(n.) In mining, a rich mine or vein of silver or gold; hence, anything which is a mine of wealth or yields a large income.

Typist: Oliver

n. a term common in the Pacific States for a rich mass of gold: any mine of wealth or stroke of luck.

Inputed by Angela