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Geologic map of the MTM -85080 quadrangle (revised), Planum Australe region of Mars Geologic map of the MTM -85080 quadrangle (revised), Planum Australe region of Mars
Published geologic maps of south polar region of Mars have been based on either Mariner 9 (Condit Soderblom, 1978; Scott and Carr, 1978) or Viking Orbiter (Tanaka and Scott, 1987) images. The mapped extent of the southern layered deposits differs in many places on these maps and on our maps. These differences reflect the difficulty in accurately determining the location of the contact...