Search Results - "Graham, Ian T."

Structural Characterizations of Aluminosilicates in Two Types of Fly Ash Samples from Shanxi Province, North China by Yunxia Liu, Fangui Zeng, Beilei Sun, Peng Jia, Ian T. Graham

“…In order to determine the structural characterization of aluminosilicates in two types of fly ashes, two samples from Shanxi Province, China were selected for…”
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Metalliferous Coals of Cretaceous Age: A Review by Shifeng Dai, Sergey I. Arbuzov, Igor Yu. Chekryzhov, David French, Ian Feole, Bruce C. Folkedahl, Ian T. Graham, James C. Hower, Victor P. Nechaev, Nicola J. Wagner, Robert B. Finkelman

“…Critical elements in coal and coal-bearing sequences (e.g., Li, Sc, V, Ga, Ge, Se, Y and rare earth elements, Zr, Nb, Au, Ag, platinum group elements, Re, and…”
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The Cretaceous Turn of Geological Evolution: Key Evidence from East Asia by NECHAEV, Victor P., DAI, Shifeng, SUTHERLAND, F. Lin, GRAHAM, Ian T., NECHAEVA, Eugenia V.

“…this work focuses on one of the critical points of Earth's history when the Solar System passed through the most distant point of its galactic orbit. During…”
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A review of anomalous rare earth elements and yttrium in coal by Dai, Shifeng, Graham, Ian T., Ward, Colin R.

“…Coal deposits have attracted much attention in recent years as promising alternative raw sources for rare earth elements and yttrium (REY), not only because…”
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Enigmatic Alluvial Sapphires from the Orosmayo Region, Jujuy Province, Northwest Argentina: Insights into Their Origin from in situ Oxygen Isotopes by Ian T. Graham, Stephen J. Harris, Laure Martin, Angela Lay, Eduardo Zappettini

“…This study sought to investigate in situ oxygen isotopes (δ18O) within alluvial colorless-white to blue sapphires from the Orosmayo region, Jujuy Province, NW…”
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Fingerprinting Paranesti Rubies through Oxygen Isotopes by Kandy K. Wang, Ian T. Graham, Laure Martin, Panagiotis Voudouris, Gaston Giuliani, Angela Lay, Stephen J. Harris, Anthony Fallick

“…In this study, the oxygen isotope (δ18O) composition of pink to red gem-quality rubies from Paranesti, Greece was investigated using in-situ secondary…”
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Organic associations of non-mineral elements in coal: A review by Dai, Shifeng, Hower, James C., Finkelman, Robert B., Graham, Ian T., French, David, Ward, Colin R., Eskenazy, Greta, Wei, Qiang, Zhao, Lei

“…Coal, one of the most complex geological materials, consists of organic and mineral matter, the latter including crystalline minerals, non-crystalline…”
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Recognition of peat depositional environments in coal: A review by Dai, Shifeng, Bechtel, Achim, Eble, Cortland F., Flores, Romeo M., French, David, Graham, Ian T., Hood, Madison M., Hower, James C., Korasidis, Vera A., Moore, Tim A., Püttmann, Wilhelm, Wei, Qiang, Zhao, Lei, O'Keefe, Jennifer M.K.

“…Peat depositional environments, the sites where and conditions under which peat accumulates, significantly influence a resultant coal's physical properties,…”
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Modes of occurrence of non-mineral inorganic elements in lignites from the Mile Basin, Yunnan Province, China by Liu, Jingjing, Ward, Colin R., Graham, Ian T., French, David, Dai, Shifeng, Song, Xiaolin

“…Non-mineral inorganic elements (NMIE; e.g., Al, Mg, Ca, and Fe) in lower-rank coals are released in a more reactive atomic form than the same elements in…”
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Mineralogical composition of Late Permian coal seams in the Songzao Coalfield, southwestern China by Zhao, Lei, Ward, Colin R., French, David, Graham, Ian T.

“…Coals from three seam sections in the Songzao Coalfield, SW China, are mainly high-ash, high-sulphur semianthracites. Minerals within the Songzao coals are…”
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Leaching characteristics of alkaline coal combustion by-products: A case study from a coal-fired power plant, Hebei Province, China by Zhang, Siyu, Dai, Shifeng, Finkelman, Robert B., Graham, Ian T., French, David, Hower, James C., Li, Xuewen

“…In recent years, coal combustion by-products have attracted much attention because of their large production volume, adverse environmental effects of…”
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Oligocene-Miocene geodynamic evolution of the central part of Urumieh-Dokhtar Arc of Iran by Ghorbani, Mohammad Reza, Graham, Ian T., Ghaderi, Majid

“…Basic volcanic rocks from Tafresh, west Kashan, and west Nain volcanic successions in the central part of Urumieh-Dokhtar Magmatic Assemblage (UDMA) of Iran…”
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Strontium isotopes in high- and low-Ge coals from the Shengli Coalfield, Inner Mongolia, northern China: New indicators for Ge source by Liu, Jingjing, Spiro, Baruch F., Dai, Shifeng, French, David, Graham, Ian T., Wang, Xibo, Zhao, Lei, Zhao, Jingtao, Zeng, Rongshu

“…The coal-hosted Ge deposit (Early Cretaceous) at Wulantuga, Inner Mongolia, northern China, is one of the largest Ge deposits in the world. Although the…”
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Stable isotopes of organic carbon, palynology, and petrography of a thick low-rank Miocene coal within the Mile Basin, Yunnan Province, China: implications for palaeoclimate and sedimentary conditions by Liu, Jingjing, Dai, Shifeng, Hower, James C., Moore, Tim A., Moroeng, Ofentse M., Nechaev, Victor P., Petrenko, Tatiana I., French, David, Graham, Ian T., Song, Xiaolin

“…•Petrology, δ13C and gypsum of coal corroborate alternating dry and wet periods.•The fine-scale variability in the δ13C signature was controlled by plant…”
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Granite-bauxite provenance of abnormally enriched boehmite and critical elements (Nb, Ta, Zr, Hf and Ga) in coals from the Eastern Surface Mine, Ningwu Coalfield, Shanxi Province, China by Di, Shaobo, Dai, Shifeng, Nechaev, Victor P., Zhang, Shaowei, French, David, Graham, Ian T., Spiro, Baruch, Finkelman, Robert B., Hou, Yongjie, Wang, Yuchuan, Zhang, Rui

“…Critical elements in coal have attracted much attention in recent years as some coals and coal combustion products may provide an alternative source of these…”
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Major and Trace Element Geochemistry of Coals and Intra-Seam Claystones from the Songzao Coalfield, SW China by Lei Zhao, Colin R. Ward, David French, Ian T. Graham

“…Silicic, mafic and alkali intra-seam tonsteins have been known from SW China for a number of years. This paper reports on the geochemical compositions of coals…”
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Eocene to Late Oligocene extension dominated mafic magmatism from South Kaleybar, Iran by Ghorbani, Mohammad Reza, Paydari, Mohammad, Ahmadi, Parham, von Quadt, Albrecht, Ahadnejad, Vahid, M. Cottle, John, Graham, Ian T., Ahmadian, Jamshid, Ahmadvand, Ahmad

“…Vast and geochemically diverse volcanic rocks from the western Alborz Magmatic Assemblage (AMA) represent the back-arc of the central Iran Neotethyan arc…”
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Trace element geochemistry and metasomatic origin of alluvial sapphires from the Orosmayo region, Jujuy Province, northwest Argentina by Harris, Stephen J, Graham, Ian T, Lay, Angela, Powell, William, Belousova, Elena, Zappettini, Eduardo

“…This study primarily sought to investigate the trace element composition of alluvial sapphires from the Orosmayo region, Jujuy Province, northwest Argentina…”
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Mineral Matter in the Late Permian C1 Coal from Yunnan Province, China, with Emphasis on Its Origins and Modes of Occurrence by Xiao Li, Shifeng Dai, Victor P. Nechaev, Ian T. Graham, David French, Xibo Wang, Lei Zhao, Jingtao Zhao

“…This paper reports the mineralogy and geochemistry of the Late Permian C1 Coal from Bole and Laibin mines in eastern Yunnan, Southwestern China (C1 Coal in…”
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Clay Mineralogy of Coal-Hosted Nb-Zr-REE-Ga Mineralized Beds from Late Permian Strata, Eastern Yunnan, SW China: Implications for Paleotemperature and Origin of the Micro-Quartz by Lixin Zhao, Shifeng Dai, Ian T. Graham, Peipei Wang

“…The clay mineralogy of pyroclastic Nb(Ta)-Zr(Hf)-REE-Ga mineralization in Late Permian coal-bearing strata from eastern Yunnan Province; southwest China was…”
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