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Understanding Amphiboles: Properties, Formation, and Colors
Amphiboles are a group of minerals that are composed of silicon and aluminum, with the general chemical formula (Si,Al)2O5(OH)4. They are typically found in igneous rocks, such as basalt and gabbro, and are formed through the cooling and solidification of magma. Amphiboles can be found in a variety of colors, including green, blue, and black, and they often have a distinctive crystalline structure.
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