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Chromium Oxide Pigment Grade

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Chromium oxide gives green under most conditions. Amount upto 1% disperse and dissolve fairly easily and give bright greens in alkaline glazes, drab green in boron glazes and yellowish green in lead glazes. Quantity below 0.5% will give yellow in lead glazes. Amount upto a maximum of 3% give opacity and grayish green colors. The oxide powder is quite often quite a rich blue green color but it is impossible to keep this color in glazes without the assistance of cobalt oxide. Chromium oxide can also be used to stain slips and bodies. Amounts upto 5% gives different grey greens.

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