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The knife inserted into the nasal cavity symbolizes "cut the air", which is a vital element in symbolizing death. [12] The tongue in the form of an obsidian knife (tecpatl) exposed to outside, indicates the need to be fed with the magical substance that was human blood flowing from the heart. [13]
Obsidian used in ceramic vessels has been found at Aztec sites. Obsidian cutting knives, sickles, scrapers, drills, razors, and arrow points have also been found. [19] Several obsidian mines were close to the Aztec civilizations in the Valley of Mexico as well as in the mountains north of the valley. [20]
Obsidian can be used to make extremely sharp knives, and obsidian blades are a type of glass knife made using naturally occurring obsidian instead of manufactured glass. Obsidian is used by some surgeons for scalpel blades, although this is not approved by the US Food and Drug Administration (FDA) for use on humans. [61]
The analysis of obsidian debitage can reveal whether or not prismatic blade production occurred at a site and, if it had, what stages of production the process included. In other words, the types of manufacturing waste present (e.g., rejuvenation flakes and/or blades, platform rejuvenation flakes, etc.) at a site can inform archaeologists about ...
The name Tohil refers to obsidian and he was associated with sacrifice. The Classic Maya god of rulership and thunder, K'awiil (known to modern Mayanists as "God K", or the "Manikin Scepter"), was depicted with a smoking obsidian knife in his forehead and one leg replaced with a snake.
Obsidian projectile point.. Obsidian is a naturally formed volcanic glass that was an important part of the material culture of Pre-Columbian Mesoamerica.Obsidian was a highly integrated part of daily and ritual life, and its widespread and varied use may be a significant contributor to Mesoamerica's lack of metallurgy.