top-banner
  1. Home
  2. monographs processing gold ores rich village in ecuador

monographs processing gold ores rich village in ecuador

Pre-Columbian civilizations -Pre-Columbian civilizations - Andean civilization: For several thousand years before the Spanish invasion of Peru in 1532, a wide variety of high mountain and desert coastal kingdoms developed in western South America. The extraordinary artistic and technological achievements of these people, along with their historical continuity across centuries, have encouraged ...

Get Price

News & Cases

Click avatar to contact us