Obsidian: Volcanic Glass That Shaped Civilization - (Reading > Information)

Obsidian: Volcanic Glass That Shaped Civilization

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A. Obsidian is a naturally occurring volcanic glass formed when lava rich in silica cools rapidly with minimalLorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.

Decide which paragraph, (A) to (D), has the information given in each statement below. Select (E) if the information is not given in any of the paragraphs.

- The Aztecs ascribed mystical powers to their obsidian creations. - Its swift solidification prevents atoms from forming an organized structure. - A method for gauging artifact age was conceived mid-last century. - Obsidian deposits are predominantly located near active volcanic zones. - Ancient artifacts indicate obsidian was exchanged across great distances. - Certain mineral impurities can modify obsidian's typical dark coloration. - Obsidian functioned as a medium of exchange in early American societies. - Extended moisture exposure can compromise obsidian's structural soundness. - Its singular composition helps experts determine the stone's geographical source.

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