Arizona-Mines - Mining Artifacts
More than 80% of the state's silver was a byproduct of copper mining; other silver came as a byproduct of lead, zinc, and gold mining. Silver ore was first discovered in west-central Arizona in 1583 by Spanish explorer Antonio de Espejo, but no mining resulted.Peru’s mining & metals investment guide - ey,into Peru´s mining sector.,foreign mining investors. In this fourth edition, we have chosen to leave the general structure of the 2014/2015 edition intact. We have, however, drawn from what we have learned from those who have used this reference booklet and from our own experiences, and included the most recent data available in January 2015 and some additional commentary on a variety of,Naguib Sawiris to launch new gold investment vehicle,,Egyptian billionaire Naguib Sawiris is set to launch a new investment vehicle to acquire gold mining assets across the world, expanding on the $1.5bn assets he owns in the sector.