[HTML][HTML] Modes of occurrence of elements in coal: A critical evaluation

S Dai, RB Finkelman, D French, JC Hower… - Earth-Science …, 2021 - Elsevier
Coal, containing all the elements that are present in nature and more than 200 minerals, has
a complex chemical structure, making it one of the most complex geological materials …

Arsenic in coal: a review

YE Yudovich, MP Ketris - International Journal of Coal Geology, 2005 - Elsevier
The review presented covers:(a) historical introduction;(b) some analytical comments;(c)
some peculiarities of the As geochemistry in environment;(d) an estimation of coal Clarke …

[图书][B] Arsenic contamination in the world

S Murcott - 2012 - books.google.com
Arsenic Contamination in the World: an International Sourcebook provides a global
compendium of cited arsenic occurrences in the world as they affect public health. This book …

A review of key hazardous trace elements in Chinese coals: abundance, occurrence, behavior during coal combustion and their environmental impacts

HZ Tian, L Lu, JM Hao, JJ Gao, K Cheng, KY Liu… - Energy & …, 2013 - ACS Publications
Hazardous trace elements (HTEs) can be released into the environment during coal
utilization and lead to a high concentration of HTEs in the environment, especially the …

Petrology, mineralogy, and chemistry of size-fractioned fly ash from the Jungar power plant, Inner Mongolia, China, with emphasis on the distribution of rare earth …

S Dai, L Zhao, JC Hower, MN Johnston, W Song… - Energy & …, 2014 - ACS Publications
Previous studies proved the existence of the coal-hosted Al (Ga and rare earth elements)
ore deposit in the Jungar Coalfield, Inner Mongolia, northern China, and the fly ash derived …

Petrology and geochemistry of the high-sulphur coals from the Upper Permian carbonate coal measures in the Heshan Coalfield, southern China

L Shao, T Jones, R Gayer, S Dai, S Li, Y Jiang… - International Journal of …, 2003 - Elsevier
The Heshan coals, with very high organic sulphur content, are found in the Upper Permian
marine carbonate successions (Heshan Formation) in the Heshan Coalfield, central …

Geochemical and mineralogical anomalies of the late Permian coal in the Zhijin coalfield of southwest China and their volcanic origin

S Dai, D Ren, X Hou, L Shao - International Journal of Coal Geology, 2003 - Elsevier
This paper describes the influence of volcanic ash on the concentrations and occurrences of
associated elements in coal in the Zhijin Coalfield in western Guizhou Province, China. Our …

The Miocene coal seams in the Soma Basin (W. Turkey): Insights from coal petrography, mineralogy and geochemistry

Aİ Karayiğit, R Littke, X Querol, T Jones… - International Journal of …, 2017 - Elsevier
Abstract The Neogene Soma Basin, western Turkey, hosts three coal seams (kM2, kM3 and
kP1) and several altered tuff layers within the Miocene sequences. This study focuses on the …

Variations in elemental and mineralogical compositions of Late Oligocene, Early and Middle Miocene coal seams in the Kale-Tavas Molasse sub-basin, SW Turkey

AI Karayigit, M Atalay, RG Oskay, P Córdoba… - International Journal of …, 2020 - Elsevier
Abstract The Kale-Tavas sub-basin, which is the south-western part of the Lycian Molasse
Basin, SW Turkey, hosts several coal seams of Late Oligocene, Early and Middle Miocene …

Coal characteristics, elemental composition and modes of occurrence of some elements in the İsaalan coal (Balıkesir, NW Turkey)

AI Karayiğit, C Bircan, M Mastalerz, RG Oskay… - International Journal of …, 2017 - Elsevier
This study uses coal petrography, micro-FTIR, mineralogical, and geochemical analyses to
determine the coal characteristics and controlling factors of elemental enrichments in the …