slate phyllite schist gneiss
Geological Wonders: Introduction to Slate, Phyllite, Schist, and Gneiss Slate: A Fine-Grained Marvel Slate is a fine-grained metamorphic rock that is formed from the compression of clay and shale. It is known for its smooth texture and ability to easily be split into thin sheets. Slate is commonly used for roofing, flooring, and decorative purposes […]
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