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Obsidian hydration dating (OHD) is a geochemical method of determining age in either absolute or relative terms of an artifact made of obsidian.. Obsidian is a volcanic glass that was used by prehistoric people as a raw material in the manufacture of stone tools such as projectile points, knives, or other cutting tools through knapping, or breaking off pieces in a controlled manner, such as ...
The source of obsidian for cultures inhabiting the territory of and around Greece was the island of Milos; the Starčevo–Körös–Criș culture obtained obsidian from sources in Hungary and Slovakia, while the Cardium-Impresso cultural complex acquired obsidian from the island outcrops of the central Mediterranean.
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.
To help you get started, Parade rounded up 135 remarkable facts. We broke them up into sections for adults and kids, however, don’t let that keep you from reading both lists.
The average cloud weighs over one million pounds. Wearing a necktie could reduce blood flow to your brain by up to 7.5 percent. Animals can also be allergic to humans.
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Obsidian (Todd James Rice) is a superhero published by DC Comics. He first appeared in All-Star Squadron #25 (September 1983), and was created by Roy Thomas and Jerry Ordway. [1] He is the son of Alan Scott and Rose Canton and the twin brother of Jade. According to an Infinity, Inc. letter page, Obsidian was named "Todd" after a friend of Thomas.
Adventure Time [c] is an American fantasy animated television series created by Pendleton Ward and co-produced by Frederator Studios for Cartoon Network.The series follows the adventures of a boy named Finn (Jeremy Shada) and his best friend and adoptive brother Jake (John DiMaggio)—a dog with the power to change size and shape at will.