On Two New Electrochemical Processes for the Extraction of Silver And Gold From
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* This done, the ore was taken out, dried, and assayed, giving the follow- ing results: EXPERIMENT xvn Au. Ag.
Sample Oz. Per ton. Oz. Per ton.
Original . 55 49. 45 Tailings . 04 2. 7 These correspond to an extraction of about : 94. 6% silver and 92. 7% gold.
These results make it clear, therefore, that, as compared with the chloridation method at least as applied to this par- ticular ore the persulphatation method is far more efficient.
Having obtained such encouraging results with this ore, i...t was thought of interest to extend this study to richer and more exceptional ores.
ORE NO. I Experiment XVIII. 300 grams of ore No. I, described on a former page, was taken, and, after attacking it first with a simple solution of H 2 SO 4 to dissolve the metallic iron contained *It is of great importance, from the practical standpoint, to note here that when a weight of solution one-half that of the ore used was collected, it was noticed that the teachings now became remarkabjy free from acid or salt, so much so, indeed, that silver nitrate would give but a slight turbidity with the percolating liquid, while tasting could not at all detect the presence of any saline matter in solution.
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To quickly assess the difficulty of the text, read a short excerpt:
* This done, the ore was taken out, dried, and assayed, giving the follow- ing results: EXPERIMENT xvn Au. Ag.
Sample Oz. Per ton. Oz. Per ton.
Original . 55 49. 45 Tailings . 04 2. 7 These correspond to an extraction of about : 94. 6% silver and 92. 7% gold.
These results make it clear, therefore, that, as compared with the chloridation method at least as applied to this par- ticular ore the persulphatation method is far more efficient.
Having obtained such encouraging results with this ore, i...t was thought of interest to extend this study to richer and more exceptional ores.
ORE NO. I Experiment XVIII. 300 grams of ore No. I, described on a former page, was taken, and, after attacking it first with a simple solution of H 2 SO 4 to dissolve the metallic iron contained *It is of great importance, from the practical standpoint, to note here that when a weight of solution one-half that of the ore used was collected, it was noticed that the teachings now became remarkabjy free from acid or salt, so much so, indeed, that silver nitrate would give but a slight turbidity with the percolating liquid, while tasting could not at all detect the presence of any saline matter in solution.
What to read after On Two New Electrochemical Processes for the Extraction of Silver And Gold From?
You can find similar books in the "Read Also" column, or choose other free books by Mooshegh Vaygouny to read onlineMoreLess
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