The SciencesJanuary 1, 2005
Precious Metal Objects of the Middle Sicán
A Peruvian culture older than the Incas made unprecedented use of gold and other metals. Studies of Sicán metalworking techniques offer hints about this mysterious society
Stories by Izumi Shimada
The SciencesApril 1, 1994
Precious Metal Objects of the Middle Sicán
A Peruvian culture older than the Incas made unprecedented use of gold and other metals. Studies of Sicán metalworking techniques offer hints about this mysterious society
The SciencesJuly 1, 1991
Copper-Alloy Metallurgy in Ancient Peru
More than 1,000 years ago civilization in South America was forged out of copper alloys. Recent excavations have revealed many aspects of copper-alloy metallurgy, from mining to smelting to metalworking