2020-6-5it is desirable to use material which has as nearly the same metallurgical characteristics as the samples with which the standards will be included. this is usually a difficult chore. for many reasons, including the particle size at which a significant amount of the gold mineral is liberated, the sampling characteristics of even -150 mesh material may preclude the use of geologically and
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Read More2016-3-17this mill scale was grind in laboratory ball mill for different hours from 1 hour up to 4 hours. this mill scale before and after grinding was subjected to sieve analysis by tyler standard sieve set with electric shaker and the results is illustrated in figure 1 and the mean size of mill scale is present in table 1. 2.1.2. chemical analyses
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Read More2020-6-5it is desirable to use material which has as nearly the same metallurgical characteristics as the samples with which the standards will be included. this is usually a difficult chore. for many reasons, including the particle size at which a significant amount of the gold mineral is liberated, the sampling characteristics of even -150 mesh material may preclude the use of geologically and
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