GIS Data
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Geologic map of part of the Tyrrhena Patera region of Mars (MTM Quadrangle-20252)
Mars Transverse Mercator (MTM) -20252 quadrangle contains the volcano Tyrrhena Patera, a low, broad structure that has summit depressions and is dissected by prominent radial channels (fig. 1). Tyrrhena Patera is surrounded by cratered plains materials on the western edge of Hesperia Planum, ~2,000 km northeast of the center of the Hellas basin (Greeley and Guest, 1987; U. S. Geological Survey, 19
Geologic map of the Greer Quadrangle, Oregon County, Missouri
No abstract available.
Geologic map of the western Ophir Planum region (MTM -10067) of Mars
The map area, in the Coprates 1:2,000,000-scale quadrangle MC-18 NW lies in the heart of the Valles Marineris trough system. The western part of Ophir Planum (36,660 km2) occupies 40 percent of the map areas; parts of Candor, Melas, and Coprates Chasmata make up the remainder. The troughs contain distinctive landslide deposits, normal faults, possible young volcanic rocks, and layered materials.
Geology of northern Penobscot Bay, Maine
No abstract available.
Maps showing hydrocarbon plays of the Florida peninsula, USGS Petroleum Province 50
No abstract available.
Mineral-resources map of the Circum-Pacific region; Antarctic sheet
No abstract available.
Pleistocene glaciation in the upper Platte River drainage basin, Colorado
No abstract available.