Snowflake obsidian is a form of volcanic glass that features white or grayish “snowflake” shapes made of embedded cristobalite. These pretty patterns are not artificially added as a cheap ...

Located in the stunning Deschutes National Forest, the Newberry National Volcanic Monument has everything you need for an ...

Obsidian originated from a geological formation known as the Trans-Mexican Volcanic Belt, spanning 621 miles (1,000 kilometers) from the west to east coasts in central Mexico, the study authors noted.

Obsidian, a gemstone also known as volcanic glass, is widely distributed in the Southwest. It is an extrusive igneous rock comprised of feldspar and quartz, endemic to volcanic regions.

Obsidian Cliff, made of volcanic glass used for milleniums as an extremely sharp tool for hunters’ weapons. Credit... Art World/Alamy. By Jim Robbins. Published March 20, 2023 Updated April 27 ...

An analysis of obsidian artifacts excavated during the 1960s in southwestern Iran suggests that Neolithic social networks were larger than ... Original analyses performed shortly after the artifacts ...

The obsidian artifacts were traced back to four primary regions, including one in Idaho, one in Wyoming, and two in British Columbia, experts said. Photo by Todd Kristensen Volcanic glass has been ...

No volcano has ever erupted in Alberta, meaning every shard of obsidian found in the province was carried here. With X-ray technology, researchers can trace each piece back to its source.

Notable features include Paulina Lake, East Lake, Big Obsidian Flow, and the volcano’s highest point, Paulina Peak, 7,986 ft (2,434 m) in elevation on the south caldera rim.

Obsidian originated from a geological formation known as the Trans-Mexican Volcanic Belt, spanning 621 miles (1,000 kilometers) from the west to east coasts in central Mexico, the study authors noted.