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Eke (1)","submitted_at":"2014-09-03T19:58:13Z","abstract_excerpt":"We reconstruct the abundance of thorium near the Compton-Belkovich Volcanic Complex on the Moon, using data from the Lunar Prospector Gamma Ray Spectrometer. We enhance the resolution via a pixon image reconstruction technique, and find that the thorium is distributed over a larger ($40 \\mathrm{km}\\times 75$ km) area than the ($25 \\mathrm{km}\\times 35$ km) high albedo region normally associated with Compton-Belkovich. Our reconstructions show that inside this region, the thorium concentration is $14\\!-\\!26$ ppm. 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