 | Zeng, N., Izawa, E., Motomura, Y., Lai, L. (2000) Silver Minerals and Paragenesis in the Kangjiawan Pb-Zn-Ag-Au Deposit Of the Shuikoushan Mineral District, Hunan Province, China. The Canadian Mineralogist, 38 (1) 11-22 doi:10.2113/gscanmin.38.1.11 | Journal (article/letter/editorial) | | IN THE KANGJIAWAN Pb–Zn–Ag–Au DEPOSIT OF THE SHUIKOUSHAN MINERAL DISTRICT, HUNAN PROVINCE, CHINA NANSHI...Republic of China ABSTRACT The Kangjiawan deposit, in the Shuikoushan district, Hunan Province, China, is a...hydrothermal Pb–Zn–Ag– Au deposit in this region. The orebodies consist mainly of pyritic Pb–Zn ores. Silver...associated with Pb–Zn mineralization. Ag-bearing Pb–Zn ores in the deposit are characterized by Ag > Cu > Sb...freibergite and abundant polybasite–arsenpolybasite, pearceite and pyrargyrite– proustite, and all are hosted |  | | Journal (article/letter/editorial) | | February 2002, Vol. 66(1), pp. 215–229 Retrograde Ag-enrichment in fahlores from the Coeur dAlene mining...been found to be enriched in Ag by the Ag Cu exchange reaction 1 1 10Cu10(Zn,Fe)2Sb 4S13 + AgSbS2 + PbS...PbS = CuPbSbS3 + 10Ag10(Zn,Fe)2Sb 4S13 Cu-fahlore in galena galena bournonite Ag-fahlore which occurred...state reaction resulted in quantitative removal of Ag (in a AgSbS2 component) from galena and development...The reaction produced a distinct population of high-Ag fahlores found in galena-rich samples and accounts |  | | Journal (article/letter/editorial) | | parallel to the c-axis. Each chain contains alternating Ag and S atoms, with each chain being connected by As...AsS3/SbS3 groups. Each S atom is part of a different Ag-S chain. The compositional data support the concept...of silver and occur in a variety of hydrothermal ore deposits, particularly fissure vein polymetallic...restricted to, the pearceite–polybasite {[Ag9 CuS4][(Ag,Cu)6(As,Sb)2S7]–[Ag9CuS4][(Ag,Cu)6(Sb,As)2S7]}...tennantite–tetrahedrite {[(Cu,Ag) 10(Fe,Zn) 2(As,Sb) 4S 13]– [(Cu,Ag)10(Fe,Zn)2(Sb,As)4S13]}, and proustite–pyrargyrite |  | Costagliola, Pilario, Di Benedetto, Francesco, Benvenuti, Marco, Bernardini, Gian Piero, Cipriani, Curzio, Lattanzi, Pierfranco F., Romanelli, Maurizio (2004) Chemical speciation of Ag in galena by EPR spectroscopy. American Mineralogist, 88 (8) 1345-1350 doi:10.2138/am-2003-8-918 | Journal (article/letter/editorial) | | 88, pages 1345–1350, 2003 Chemical speciation of Ag in galena by EPR spectroscopy PILARIO COSTAGLIOLA...did reveal small (few micrometers) inclusions of Ag-bearing phases, in which silver has a formal valence...techniques, revealing the presence of both Ag+ and Ag0. The Ag(Au) metallic species were apparently deposited...activities of S, Sb, Bi (Cu…) and high activity of Ag in the fluids. The occurrence of both homo- and hetero-atomic...hydrothermal fluids, which alternatively carried Ag or Au species, or both. INTRODUCTION The widespread |
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