Obsidian was often used as amulets in ancient times, meaning peace and health. An iridescent glow, similar to that of a rainbow (fire obsidian) is caused by inclusions of magnetite nanoparticles creating thin-film interference. Buy Feng Shui Pixiu Bracelet Obsidian Red Agate Mantra Bead Color-Change. These bubbles can produce interesting effects such as a golden or silver glow (gold and silver obsidian).
A simple description of obsidian would be dark navy blue. Pure obsidian appears dark, although the color is also very dark blue. Obsidian can also contain gas bubbles inherent in the lava flow, aligned as the molten rock flowed. Obsidian definition, a volcanic glass similar in composition to granite, usually dark but transparent in thin pieces, and having a good conchoidal fracture. In art, the word obsidian generally indicates the color: a combination of deep black with hints of navy blue and brown. In some stones, the inclusion of small radially clustered white crystals (spherulites) of cristobalite and plagioclase feldspars in the black glass produces a mottled pattern (we speak of snowflake obsidian or flowering obsidian if the cockades are pinkish-brown). Most black obsidians contain nano-inclusions of magnetite, an iron oxide.
Iron and other transitional elements can give obsidian a dark brown to black color. The repo depends on the latest plugin API (obsidian.d.ts) in Typescript Definition format, which contains TSDoc comments describing what it does. Pure obsidian usually has a very dark appearance, although the color will vary depending on the impurities present. This is a sample plugin for Obsidian ( project uses Typescript to provide type checking and documentation.
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