Clay is a general term including many combinations of one or more clay minerals with traces of metal oxides and organic matter. Geologic clay deposits are mostly composed of phyllosilicate minerals containing variable amounts of water trapped in the mineral structure.
Read more about Clay: Formation, Definition, Grouping, Historical and Modern Uses
Famous quotes containing the word clay:
“Was it for this the clay grew tall?
MO what made fatuous sunbeams toil
To break earth’s sleep at all?”
—Wilfred Owen (1893–1918)
“You may melt your metals and cast them into the most beautiful moulds you can; they will never excite me like the forms which this molten earth flows out into. And not only it, but the institutions upon it are plastic like clay in the hands of the potter.”
—Henry David Thoreau (1817–1862)
“As ye of clay were cast by kind,
So shall ye waste to dust.”
—Thomas Vaux, 2d Baron Vaux Of Harrowden (1510–1566)