Clay
Also known as: baked clay · potter's clay
- 1Clay is composed primarily of fine-grained natural soil minerals.
- 2It exhibits plasticity when mixed with water and hardens when dried.
- 3Iron oxide is a common impurity that gives clay its reddish or brownish color.
- 4Pure clay minerals are generally white or light-colored in their natural state.
Clay is a type of fine-grained natural soil material containing clay minerals.
Connections1
material used by Prometheus to create humanity
According to myth, Prometheus fashioned the first humans out of clay and water, acting as a divine craftsman or demiurge.
Clay is a naturally occurring fine-grained soil material that is defined by its specific mineral composition. It forms through the weathering of rocks over long periods and is characterized by its ability to become plastic when wet and harden upon drying or firing.
Italian and African-American clay miners in mine shaft, 1910Wikimedia Commons: File:Italian_and_African-American_Clay_Miners_in_Mine_Shaft.jpgA 23,500 times magnified electron micrograph of smectite clayWikimedia Commons: File:Clay_magnified.jpgBoulder clay cliff south of Withernsea, EnglandWikimedia Commons: File:Boulder_clay_cliff_south_of_Withernsea_(geograph_6054962).jpg While pure clay minerals are typically white or light in color, natural deposits often contain various impurities. These substances, such as iron oxide, frequently impart distinct hues to the material, ranging from deep reds to earthy browns, making it a versatile resource for geological and industrial applications.