where to get gold maps???tertiary channel/gravels

[robbor]

I would like to get some gold maps to show places to go metal detecting, where is the best place to get detailed maps from, Does USGS have info for prospectors?

 

[Hoser John]

State of California has the maps(book too bulletin 191),so does pioneermining.com Tons a au 2 u 2-John

 

[robbor]

What Dept with the state do I contact thanks John

 

[Hoser John]

OOPS California state dept of mines and geology-google'm online shopping too.For the first time in 20 years + they are reprinting much valuable information at 1/2 the retail cost too!!Tons a au 2 u 2-John