Massive Turquoise Trade Network of Ancient Pueblos Revealed. News. By Joseph Castro published 9 April 2014 When you purchase through links on our site, we may earn an affiliate commission.

Citigroup Inc. veteran Diana Chan will be chief executive officer of EuroCCP, which will clear trades for the new Turquoise network, backed by nine of the world's largest investment banks.

Trading on Turquoise was disrupted on Monday due to what it called “network and firewall-related issues”, dealing a blow to the alternative equities trading platform only three weeks into its ...

About a millennium ago, the ancestral Pueblo Indians in the Chaco Canyon in northwestern New Mexico obtained their precious turquoise using a large trade network spanning several states, new ...

About a millennium ago, the ancestral Pueblo Indians in the Chaco Canyon in northwestern New Mexico obtained their precious turquoise using a large trade network spanning several states, new research ...