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Edziza obsidian found in coastal areas of southeast Alaska. Edziza obsidian is a naturally formed volcanic glass found at the Mount Edziza volcanic complex in northwestern British Columbia, Canada. It occurs in at least four geological formations of the volcanic complex and was widely used by indigenous peoples during the pre-Columbian era.
Bronze working had not been developed in Alaska at the time, and the findings suggest the bronze came from nearby Asia—possibly China, Korea, or Russia. Also inside the house were found the remains of obsidian artifacts, which have a chemical signature that indicates the obsidian is from the Anadyr River valley in Russia. [3]
The Swan Point Archeological Site is located in eastern central Alaska, in the Tanana River watershed. It is one of a collection of sites in the area that have yielded the oldest evidence of human habitation in the state, in addition to megafauna no longer found in Alaska, such as wapiti (elk), bison, and woolly mammoth.
Obsidian has also been found in Gilat, a site in the western Negev in Israel. Eight obsidian artifacts dating to the Chalcolithic Age found at this site were traced to obsidian sources in Anatolia. Neutron activation analysis (NAA) on the obsidian found at this site helped to reveal trade routes and exchange networks previously unknown. [52]
The Denbigh Flint complex was a Paleo-Inuit material culture that was active in Alaska and northwestern Canada from 4,000 to 3,300 years before present (2450 to 1450 BC). [1] They were the first members of the wide material assemblage known as the Arctic Small Tool tradition . [ 1 ]
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In fact, the mountains are named for the numerous deposits of obsidian found on their slopes. [ 2 ] [ 8 ] [ 24 ] There is a wide variety of high-quality obsidian found in the area including jet black, brown, green, red fire, pumpkin, mahogany, midnight lace, rainbow, gold sheen, silver sheen, and snowflake as well as several double flow varieties.
Then, they found a new volcano-like formation deep in the ocean waters. The new volcano-like structure sits more than 1,600 meters from the water's surface. So, it's far too deep to pose a danger ...