Maya Exploration Center Director Dr. Ed Barnhart has almost three decades of experience as an archaeologist, an explorer and an instructor.
Dr. Edwin Barnhart is the director of the Maya Exploration Center. He holds a Ph.D. from the University of Texas at Austin and has over 20 years of experience in North, Central, and South America as an archaeologist, explorer, and instructor. In 1994, Professor Barnhart discovered the ancient city of Maax Na (Spider-Monkey House), a major center of the Classic Maya period in northwestern Belize.
It is still not entirely clear to what extent arsenic was deliberately added to copper
Arsenical bronze is an alloy in which arsenic, as opposed to or in addition to tin or other constituent metals, is combined with copper to make bronze. I was watching “The Curse of Oak Island”[1] and Gary Drayton[2] found a trade token while metal detecting. It turned out to be made of arsenical bronze.
