blue lead

noun (1)
\ -ˈlēd\

Definition of blue lead

 (Entry 1 of 2)

: tertiary gold-bearing gravel deposits of the Sierra Nevada

blue lead

noun (2)
\ -ˈled\

Definition of blue lead (Entry 2 of 2)

1 : galena
2 : a slate-gray pigment produced by subliming lead ore with coal or coke and used especially in rust-resistant paints

called also blue basic lead sulfate, sublimed blue lead

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History and Etymology for blue lead

Noun (1)

lead (gravel deposit)

Noun (2)

lead (metal)

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tremendous in size, volume, or degree

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