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Mineral Assemblages of Volcanic and Detrital Partings in Tertiary Coal Beds, Kenai Peninsula, Alaska
Chlorite Coal partings Crandallite Illite Kaolinite Opal-CT Smectite Volcanic ash
2011/11/30
Abstract: Volcanic and non-volcanic partings are exposed in coal beds of the Tertiary Beluga and Sterling Formations along the shores of the Kenai lowland, Alaska. About two-thirds of the partings ori...
Natural Ammonium Illites from Black Shales Hosting a Stratiform Base Metal Deposit, DeLong Mountains, Northern Alaska
Ammonium Black shale Illite Infrared spectroscopy Nitrogen X-ray powder diffraction
2012/2/7
Naturally occurring ammonium illites have been discovered in black shales surrounding a stratiform base metal deposit in the DeLong Mountains, northern Alaska. Infrared spectra of the samples exhibit ...