Terra alba Meaning, Definition & Usage
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noun finely pulverized gypsum used especially as a pigment
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noun fine white clay used in making tobacco pipes and pottery and in whitening leather
pipeclay.
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noun a fine usually white clay formed by the weathering of aluminous minerals (as feldspar); used in ceramics and as an absorbent and as a filler (e.g., in paper)
china stone; china clay; kaoline; porcelain clay; kaolin.
WordNet
Definitions
L., white earth (Com.) , a white amorphous earthy substance consisting of burnt gypsum, aluminium silicate (kaolin), or some similar ingredient, as magnesia. It is sometimes used to adulterate certain foods, spices, candies, paints, etc.
