3 5/8" Pre-Columbian obsidian Stemmed point/Knife found in West Mexico.

3 5/8" Pre-Columbian obsidian Stemmed point/Knife found in West Mexico. This type is generally associated to the Early to Late Classic Period dating in the A.D. 250 to A.D. 900 range. The typical distribution of this type includes the areas and cultures of Nayarit and Colima.