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低温含金辉锑矿的某些特征
SOME CHARACTERISTICS OF EPITHERMAL AURIFEROUS STIBNITE
【摘要】 本文以我国著名的层控锑金矿床──湖南沃溪和龙山大中型矿床为例,对低温含金辉锑矿的某些特征进行了研究。研究表明,晶胞参数α值较大是低温含金辉锑矿的显著型特征。低温含金辉锑矿富含Au、Se、Ag和As等亲硫微量元素,并以Co/Ni比值小于1为标志。低温含金辉锑矿的EPR谱具有-g因子为2.0015的精细结构(电子心),而中温贫金辉锑矿的EPR谱不具此种结构。此外,本文还初步报道了辉锑矿的远红外光谱图。
【Abstract】 Based on systematic studies of the epithermal auriferous stibnite(EAS)from the Woxi andLongshan Sb-Au deposits in Hunan Province,it is suggested that the higher unit-cell parametera is the positive typomorphic peculiarity of EAS. EAS is high in Au, Se, Ag and As, and characterized by Co / Ni ratio > 1 .The EPR spectrum of EAS has an electron center (g = 2.0015), but no,for the medium temperature barren stibnite. Additionally, the far-infrared adsorption spectra orstibnite are also presented for the first time.
- 【文献出处】 矿物学报 ,Acta Mineralogica Sinica , 编辑部邮箱 ,1994年01期
- 【分类号】P618.66
- 【被引频次】9
- 【下载频次】209