Lithium and Its Recovery Form Low-Grade Nevada Clays
clay sample is given in table 5. The roast feed was a mixture of clay, limestone, and gypsum. Both reagent- grade and naturally occurring limestone and gypsum were used; the CaO and S04 analyses of the natural materials are presented in table 13. The general test procedure involved (1) thoroughly mixing selected portions of the dry ingredients, (2)
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