WebMay 18, 2004 · Chert was often treated with heat, which made it much easier to flake and also turned its color to shades of red. Northwestern Georgia has high-quality chert of a … WebPetrographic examination and measurement of the white patina associated with 105 archaeological artifacts from three temporal groups forms the basis for evaluating the rate and extent of chert patination in the upland environments of the …
Chert Tennessee Council for Professional Archaeology
Chert is a hard, fine-grained sedimentary rock composed of microcrystalline or cryptocrystalline quartz, the mineral form of silicon dioxide (SiO2). Chert is characteristically of biological origin, but may also occur inorganically as a chemical precipitate or a diagenetic replacement, as in petrified wood. … See more In petrology, the term "chert" refers generally to all chemically precipitated sedimentary rocks composed primarily of microcrystalline, cryptocrystalline and microfibrous silica. Most cherts are nearly pure silica, with … See more There are numerous varieties of chert, classified based on their visible, microscopic and physical characteristics. Some of the more … See more • Photo & note re: Fig Tree Formation • Microphotographs of Fig Tree fossils • Schopf, J.W. (1999) Cradle of Life: The Discovery of … See more The cryptocrystalline nature of chert, combined with its above average ability to resist weathering, recrystallization and metamorphism has … See more Chert is of only modest economic importance today as a source of silica (quartz sand being much more important.) However, chert deposits may be associated with … See more • Petrology – Branch of geology that studies the formation, composition, distribution and structure of rocks • Archaeology – Study of human activity via material culture See more WebBarbara E. Luedtke, An Archaeologist’s Guide to Chert and Flint, Archaeological Research Tools 7 (Los Angeles: UCLA Institute of Archaeology, 1992). James C. Miller, “Lithic Resources,” in Prehistoric Hunter-Gatherers of the High Plains and Rockies , eds. Marcel Kornfeld, George C. Frison, and Mary Lou Larson, 3rd ed. (Walnut Creek, CA ... quotes about fate in the aeneid
The Central Ohio Archaeological Digitization Survey
WebChert. Gray chert in tan limestone in Chase County. Commonly called flint, chert is a fine-grained, noncrystalline sedimentary rock made up of silicon dioxide (SiO 2 ). (The mineral quartz has the same chemical formula.) … WebAug 23, 2024 · In the paleoarchaeology world, Clovis technology can be easily identified by two characteristics of their tools: that they primarily used a high quality stone called … WebOct 2, 2024 · Journal of Archaeological Science 34:392-402. Andrefsky Jr., William 1994 Raw-material availability and the organization of technology. American Antiquity 59 (1):21-34. Borradaile, G. J., et al. 1993 Magnetic and optical methods for detecting the heat treatment of chert. Journal of Archaeological Science 20:57-66. quotes about fate in no country for old men