Geochemistry and sedimentology of coal seams from the Permian Witbank Coalfield, South Africa; a means of identification

Mineralogy and geochemistry of a Late Pe

Mineralogy and geochemistry of a Late Permian coal in the Dafang Coalfield, Guizhou, China: influence from siliceous and iron-rich calcic hydrothermal fluids

✍ Shifeng Dai; Chen-Lin Chou; Mei Yue; Kunli Luo; Deyi Ren 📂 Article 📅 2005 🏛 Elsevier Science 🌐 English ⚖ 841 KB

This paper describes the influence of siliceous and iron-rich calcic low-temperature hydrothermal fluids (LTHF) on the mineralogy and geochemistry of the Late Permian No. 11 Coal (anthracitic, R r =2.85%) in the Dafang Coalfield in northwestern Guizhou Province, China. The No. 11 Coal has high conte