What does an obsidian mirror do? The Aztecs used obsidian for medicinal purposes and viewed its reflective surface as a shield against bad spirits. The volcanic glass was also associated with death, the underworld, and capturing the image and soul of a person.
Are mirrors made of obsidian? Mirrors were fashioned from three different types of stone at Teotihuacan, these were mica, obsidian and iron pyrite.
How is obsidian reflective? Freshly broken pieces of obsidian have a very high luster. Ancient people noticed that they could see a reflection in obsidian and used it as a mirror. Later, pieces of obsidian were ground flat and highly polished to improve their reflective abilities. Obsidian’s hardness of 5.5 makes it relatively easy to carve.
What are black mirrors made of? Black mirrors were originally made of polished obsidian rock (also known as volcanic glass – forms from lava that cools immediately after eruption usually into water). Obsidian rocks are considered to have powerful metaphysical properties that help to shield one against negativity.