Petrographic, mineralogical, and chemical characterization of certain Alaskan coals and washability products. Final report, July 11, 1978-October 11, 1980
Petrological, mineralogical and chemical characterization provides basic information needed for proper utilization of coals. Since many of these coals are likely to be beneficiated to reduce ash, the influence of coal washing on the characteristics of the washed product is important. Twenty samples of Alaskan coal seams were used for this study. The coals studied ranged in rank from lignite to high volatile A bituminous with vitrinite/ulminite reflectance ranging from 0.25 to 1.04. Fifteen raw coals were characterized for proximate and ultimate analysis reflectance rank, petrology, composition of mineral matter, major oxides and trace elements in coal ash. Washability products of three coals from Nenana, Beluga and Matanuska coal fields were used for characterization of petrology, mineral matter and ash composition. Petrological analysis of raw coals and float-sink products showed that humodetrinite was highest in top seam in a stratigraphic sequence
- Research Organization:
- Alaska Univ., Fairbanks (USA). Mineral Industry Research Lab.
- DOE Contract Number:
- AS01-78ET11335
- OSTI ID:
- 6000488
- Report Number(s):
- DOE/ET/11335-T1; ON: DE82000986
- Country of Publication:
- United States
- Language:
- English
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Petrographic, mineralogical, and chemical characterization of certain Arctic Alaskan coals from the Cape Beaufort Region
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Mon Dec 31 23:00:00 EST 1979
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Characterization and evaluation of washability of Alaskan coal: selected seams from Northern Alaska, Chicago Creek, Unalakleet, Nenana, Matanuska, Beluga, Yentna, and Herendeen Bay coal fields. Final technical report for phase IV, August 1, 1980-January 31, 1982. [Experimental washing tests on samples from 15 deposits]
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Sun Oct 31 23:00:00 EST 1982
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OSTI ID:6405537
Related Subjects
01 COAL, LIGNITE, AND PEAT
010600* -- Coal
Lignite
& Peat-- Properties & Composition
ABSORPTION SPECTROSCOPY
ALASKA
ASHES
BITUMINOUS COAL
BLACK COAL
BROWN COAL
CALORIFIC VALUE
CARBON
CARBONACEOUS MATERIALS
CHEMICAL ANALYSIS
CHEMICAL COMPOSITION
CLEANING
COAL
COAL DEPOSITS
COAL PREPARATION
COAL SEAMS
COHERENT SCATTERING
COMBUSTION PROPERTIES
COMMINUTION
CRUSHING
DATA
DIFFRACTION
DIMENSIONS
ELEMENTS
EMISSION SPECTROSCOPY
ENERGY SOURCES
EXPERIMENTAL DATA
FOSSIL FUELS
FUELS
GEOLOGIC DEPOSITS
HYDROGEN
INFORMATION
INFRARED SPECTRA
LIGNITE
MACERALS
MATERIALS
MATTER
MINERAL RESOURCES
MINERALOGY
MOISTURE
NITROGEN
NONMETALS
NORTH AMERICA
NUMERICAL DATA
OPTICAL PROPERTIES
OXYGEN
PACIFIC NORTHWEST REGION
PHYSICAL PROPERTIES
QUANTITATIVE CHEMICAL ANALYSIS
REFLECTIVITY
RESIDUES
RESOURCES
SCATTERING
SPECTRA
SPECTROSCOPY
SUBBITUMINOUS COAL
SULFUR
SURFACE PROPERTIES
THICKNESS
USA
VOLATILE MATTER
WASHING
X-RAY DIFFRACTION
010600* -- Coal
Lignite
& Peat-- Properties & Composition
ABSORPTION SPECTROSCOPY
ALASKA
ASHES
BITUMINOUS COAL
BLACK COAL
BROWN COAL
CALORIFIC VALUE
CARBON
CARBONACEOUS MATERIALS
CHEMICAL ANALYSIS
CHEMICAL COMPOSITION
CLEANING
COAL
COAL DEPOSITS
COAL PREPARATION
COAL SEAMS
COHERENT SCATTERING
COMBUSTION PROPERTIES
COMMINUTION
CRUSHING
DATA
DIFFRACTION
DIMENSIONS
ELEMENTS
EMISSION SPECTROSCOPY
ENERGY SOURCES
EXPERIMENTAL DATA
FOSSIL FUELS
FUELS
GEOLOGIC DEPOSITS
HYDROGEN
INFORMATION
INFRARED SPECTRA
LIGNITE
MACERALS
MATERIALS
MATTER
MINERAL RESOURCES
MINERALOGY
MOISTURE
NITROGEN
NONMETALS
NORTH AMERICA
NUMERICAL DATA
OPTICAL PROPERTIES
OXYGEN
PACIFIC NORTHWEST REGION
PHYSICAL PROPERTIES
QUANTITATIVE CHEMICAL ANALYSIS
REFLECTIVITY
RESIDUES
RESOURCES
SCATTERING
SPECTRA
SPECTROSCOPY
SUBBITUMINOUS COAL
SULFUR
SURFACE PROPERTIES
THICKNESS
USA
VOLATILE MATTER
WASHING
X-RAY DIFFRACTION