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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 .
Amulets were worn or placed on the body, in the form of stones, piercings, rings, necklaces, or other jewelry. [10] The Egyptians used amulets to benefit their afterlife, often representing an Egyptian deity and their specific powers.
A 17th century English lapidary text. The etymological root of the word lapidary is the Latin word lapis, meaning "stone". [6] In the 14th century, the term evolved from lapidarius, meaning 'stonecutter' or 'working with stone', into the Old French word lapidaire, meaning 'one skilled in working with precious stones'.
In the Late Postclassic (c. 1200–1521) obsidian came to be the stone of preference for fashioning mirrors in Central Mexico. [6] Broken pieces of raw obsidian were likely to have been used as mirrors as far back as the Preclassic but obsidian was not commonly ground and polished to manufacture mirrors until this period. [6]
Tamatsukuri literally means "jewel making", and a guild, the Tamatsukuri-be, was active from the Yayoi period. An existing jewel at the shrine is said to have great spiritual power. Magatama appear on all sorts of implements of the present-day temple, including amulets, roof tiles, and lanterns.
The e-commerce giant eBay will pay $59 million in a settlement with the Justice Department over thousands of pill press machines sold on the the platform. The machines can be used to manufacture ...
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.