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" It has been shown that finely divided gold is soluble in the sesquichlorid of iron and, more sparingly, in the sesquisulphate of that metal. It is also well known that iron pyrites sometimes results from the action of reducing agents on the sulphates... "
The American Journal of Science and Arts - Page 135
1869
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Proceedings of the Royal Society of London, Volume 16

Royal Society (Great Britain) - 1868 - 646 pages
...metal was held in solution. It has been shown that finely divided gold is soluble in the sesquichloride of iron and, more sparingly, in the sesquisulphate...probably been slowly deposited at a low temperature. The connexion existing between the decomposition of granite by the agency of boiling springs, the existence...
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Proceedings of the Royal Society of London, Volume 16

Royal Society (Great Britain) - 1868 - 654 pages
...metal was held in solution. It has been shown that finely divided gold is soluble in the sesquichloride of iron and, more sparingly, in the sesquisulphate...probably been slowly deposited at a low temperature. The connexion existing between the decomposition of granite by the agency of boiling springs, the existence...
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Proceedings of the Royal Society of London, Volume 16

Royal Society (Great Britain) - 1868 - 662 pages
...iron pyrites sometimes results from the action of reducing agents on . the sulphates of that inetnl. If therefore sulphate of iron, in a solution containing...probably been slowly deposited at a low temperature. The connexion existing between the decomposition of granite by the agency of boiling springs, the existence...
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The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science

1868 - 1022 pages
...p. 51. i Memoir read before the American Association for the Advancement of Science, August 1, 1866. If, therefore, sulphate of iron, in a solution containing...auriferous river-beds have probably been slowly deposited from comparatively cold solutions. (A) The connexion existing between the decomposition of felspar...
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Quarterly Journal of Science: 1868, Volume 5

1868 - 676 pages
...at least, result from the action of redrcing agents on the sulphates of that metal. If therefore a sulphate of iron, in a solution containing gold, should...enclosed in the resulting crystals of that mineral. On being brought to the surface the auriferous rock is first passed through a Blake's crusher, or is...
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Monthly Journal of Science, and Annals of Biology, Astronomy ..., Volume 5

James Samuelson, William Crookes - 1868 - 664 pages
...at least, result from the action of reducing agents on the sulphates of that metal. If therefore a sulphate of iron, in a solution containing gold, should...enclosed in the resulting crystals of that mineral On being brought to the surface the auriferous rock is first passed through a Blake's crusher, or is...
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The American Journal of Science and Arts

1869 - 468 pages
...which currents of boiling water are often poured forth, whilst at other times the fissures give off currents of steam and heated gases only. e. That gold...slowly deposited at a low temperature. The connection existmg between the decomposition of granite by the agency of boiling springs, the existence of alkaline...
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Bulletin of the Geological Society of America, Volume 6

Geological Society of America - 1895 - 608 pages
...extent in ferric sulphate, solution of this salt containing gold was transformed by a reducing agency into pyrites, the gold at the same time being reduced to the metallic state. The presence of a ferric salt in deep-seated waters would be a very unusual occurrence. The presence...
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Bulletin of the Geological Society of America, Volume 6

Geological Society of America - 1893 - 616 pages
...extent in ferric sulphate, solution of this salt containing gold was transformed by a reducing agency into pyrites, the gold at the same time being reduced to the metallic state. The presence of a feme salt in deep-seated waters would be a very unusual occurrence. The presence...
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Bulletin of the Geological Society of America, Volume 6

Geological Society of America - 1895 - 700 pages
...extent iu ferric sulphate, solution of this salt containing gold was transformed by a reducing agency into pyrites, the gold at the same time being reduced to the metallic state. The presence of a ferric salt in deep-seated waters would be a very unusual occurrence. The presence...
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