prov:value
| - Conventional pigments are materials such as, for example, alumina, aluminum sulfate, barium sulfate, calcium carbonate, magnesium carbonate, silicates such as aluminum silicate (kaolin clay) and magnesium silicate (talc), silica and titanium dioxide, amongst which white pigments such as calcium carbonate, silica, titanium dioxide and barium sulfate are preferentially used.
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