Watch List notes:

Teotihuacan Obsidian Core, ca. 200 - 750 A.D. An enormous obsidian core from Teotihuacan, Mexico, ca. 200 - 750 A.D. It is 5-1/4" long, 1-7/8" wide and is the raw material from which the delicate prismatic blades were flaked. An exceptional specimen. Ex Magor estate. Value range: $150 - $250.