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An iridescent, rainbow-like sheen (fire obsidian) is caused by inclusions of magnetite nanoparticles creating thin-film interference. [26] Colorful, striped obsidian (rainbow obsidian) from Mexico contains oriented nanorods of hedenbergite, which cause the rainbow striping effects by thin-film interference. [25]
The obsidian mirror was a metaphor for rulership and power among the Aztecs. [76] Aztec rulers used a double-sided obsidian mirror to oversee their subjects; by gazing into one side the ruler could see how his subjects were comporting themselves and in the other side his subjects could see themselves reflected back. [ 7 ]
Rainbow lattice sunstone is produced from a remote part of the Australian desert known as the Mud Tank Zircon Field. It is an area consisting of dry plains with rocky outcrops that lies in the Harts Range north-east of Alice Springs, Northern Territory, Australia. The primary source of this sunstone is covered by a single mining claim about 500 ...
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 .
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.
Helenite, also known as Mount St. Helens obsidian, emerald obsidianite, and ruby obsidianite, is a glass made from the fused volcanic rock dust from Mount St. Helens and marketed as a gemstone. [ 1 ] [ 2 ] Helenite was first created accidentally after the eruption of Mount St. Helens in 1980 .
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A 2011 Comic-Con poster depicting many characters from the first season. This is a list of characters from My Little Pony: Friendship Is Magic, an animated television series based on the My Little Pony toyline created by American toy manufacturer and multimedia company Hasbro. The series features characters and settings developed by Lauren Faust, who sought to create more in-depth characters ...