The gold contained in these rocks is dragged into streams to kind alluvial (pleasure) gold deposits. Reportedly, gold mining in Arizona started in 1774, when the Spanish priest Manuel López ordered the Papago Indians to wash gold from gravel within the slopes of the Quijotoa mountains in Pima County. You https://josuervyzs.bloguetechno.com/detailed-notes-on-physical-gold-ownership-71286798