other sources of obsidian produce the glass in lighter, grayish black hues, as well as red, mahogany, and even green. This array of available colors is because no two volcanoes erupt the exact ...

Liquid obsidian in a glass. Sierra Blanca’s dark brew gleams ... The color is deep amber, almost mahogany, catching the light like a precious gem, hinting at the depth of flavor waiting below. That ...

A new analysis of hundreds of obsidian artifacts from the Aztec Empire has revealed the vast trade networks that supplied ...

Hundreds of obsidian artifacts have revealed where the Aztecs acquired the volcanic glass they used for tools, ornamental pieces or religious objects centuries ago — and their vast trade ...

Researchers analyzed 788 obsidian artifacts from Tenochtitlan, revealing that the Mexica (Aztec) Empire sourced this important material from at least eight different locations, including regions ...