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It is an igneous rock. [6] Obsidian is produced from felsic lava, rich in the lighter elements such as silicon, oxygen, aluminium, sodium, and potassium. It is commonly found within the margins of rhyolitic lava flows known as obsidian flows. These flows have a high content of silica, granting them a high viscosity.
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.
Teotihuacan (/ t eɪ ˌ oʊ t iː w ə ˈ k ɑː n /; [1] Spanish: Teotihuacán, Spanish pronunciation: [teotiwa'kan] ⓘ; modern Nahuatl pronunciation ⓘ) is an ancient Mesoamerican city located in a sub-valley of the Valley of Mexico, which is located in the State of Mexico, 40 kilometers (25 mi) northeast of modern-day Mexico City.
Obsidian Cliff, also known as 48YE433, was an important source of lithic materials for prehistoric peoples in Yellowstone National Park near Mammoth Hot Springs, Wyoming, United States. The cliff was named by Philetus Norris, the second park superintendent in 1878. [4] It was declared a National Historic Landmark in 1996. [1][3]
The head is particularly well executed and is likely to have been found close to its original location. Ceramics recovered during its excavation became mixed with those from the excavation of Head 4. [76] The mixed ceramics have been dated to the San Lorenzo and Villa Alta phases (approximately 1400–1000 BC and 800–1000 AD respectively). [77]
The most famous and most prevalent prismatic blade material is obsidian, as obsidian use was widespread in Mesoamerica, though chert, flint, and chalcedony blades are not uncommon. The term is generally restricted to Mesoamerican archaeology, although some examples are found in the Old World, for example in a Minoan grave in Crete. [3]
Mirrors in pre-Columbian Mesoamerica were fashioned from stone and served a number of uses, from the decorative to the divinatory. [3] An ancient tradition among many Mesoamerican cultures was the practice of divination using the surface of a bowl of water as a mirror. At the time of the Spanish conquest this form of divination was still ...
Pottery and obsidian tools appear to have been major industries; obsidian tools were probably both used and also traded for items such as Mediterranean sea shells and flint from Syria. Noting the lack of hierarchy and economic inequality , historian and anti-capitalist author Murray Bookchin has argued that Çatalhöyük was an early example of ...