 | | Book (edition) | | number of Ag-containing minerals (not limited to silver minerals sensu strictu) develop coatings that are...either coloured films or fine layers of native silver, suggesting the presence of redox processes changing...underlying mineral (e.g., sulfide oxidised to SO2, silver reduced to metal state). Left (top): Ag-rich chalcopyrite...Sn-sulfide) after light exposure is coated with finest silver grains and develops a much higher reflectance (right...DIS in sphalerite (grey). Right (bottom): Native silver (white) reacts with galena (medium grey, large |  | | Book | | 1998–2000. Per Enghag Stortorget 17 70211 Örebro Sweden All books published by Wiley-VCH are carefully...Manufacture from Sulfide Ores 116 Separation of Gold and Silver 116 Properties 117 A Ductile and Noble Metal 117...of Gold 120 The Biological Role of Gold 121 6 Silver 123 6.1 Ag 6.2 6.2.1 6.2.2 6.2.3 6.2.4 6.2.5 6...6.5.1 6.5.2 6.6 6.6.1 6.6.2 Facts about Silver 123 Silver in History 127 Knowledge of Metals Gradually...Croesus Coins Silver and Becomes a Proper Croesus 130 Athens a Basis for the West – Silver a Basis for |
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