"raw clay" is a correct and usable phrase in written English.
You can use "raw clay" when referring to clay that has yet to be processed. For example: "The potter molded the raw clay into a vase."
One of the earliest methods of decoration was to make an impression in the raw clay.
"Ludacris," he said, leaning forward confidentially, "is raw clay in my hands".
What am I supposed to feel?' " That is the raw clay for our state-building.
The Cr VI) adsorption was much larger than adsorption by the raw clay.
Otherwise, raw clay seems to be his go-to material, in both sculpture and works on paper.
The pot furnaces were made of a plastic mixture of raw clay mixed well to remove bubbles.
He interviewed and photographed American Indian weavers and ceramicists and collected their tools, raw clay and naturally dyed threads.
Hard porcelain glaze was usually (and stoneware salt glaze, always) fired at the same time as the raw clay body at the same high temperature.
The earliest decoration was incised into the raw clay with a pointed stick or with the thumbnail, chevrons (inverted v's) being a particularly common motif.
The parking lot is filled with large urns and vast blocks of raw clay sealed in plastic for indoor and outdoor pieces.
The hands dominate, especially in a vitrine piece titled "The Vessel," in which they occasionally dig into the base as if excavating raw clay to work with.
