Mars 1:500k Geologic Maps in Progress |
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20237 |
MapperJames Skinner |
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ContactJames Skinner2255 N. Gemini Dr. Flagstaff, AZ 86001 USA jskinner@usgs.gov |
StatusMapping in Progress |
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NomenclatureNomenclature of Mars features |
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Southern Utopia highland-lowland margin |
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