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Mars: the lineament systems.

A B Binder, D W McCarthy

Science (New York, N.Y.)

|April 21, 1972

Summary

Mars exhibits two primary lineament systems: a global network and features associated with the Hellas and south polar basins. Mariner mission photos reveal these distinct geological patterns on the Martian surface.

Area of Science:

Planetary Geology
Remote Sensing of Mars

Background:

Understanding Martian surface features is crucial for deciphering the planet's geological history.
Previous analyses have identified various surface structures on Mars.

Purpose of the Study:

To analyze Mariner 4, 6, and 7 imagery to identify and categorize Martian lineament systems.
To determine the prevalence and characteristics of different lineament types.

Main Methods:

Photographic analysis of images from Mariner 4, Mariner 6, and Mariner 7 missions.
Systematic identification and classification of geological lineaments observed in the photographs.

Main Results:

Identification of at least two distinct lineament systems on Mars.

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Characterization of a prominent, well-developed global-type lineament system.

Observation of a second system comprising radial and concentric lineaments linked to the Hellas and south polar basins.

Conclusions:

Mars possesses a complex network of geological lineaments.
The Hellas and south polar basins are associated with unique radial and concentric lineament patterns, suggesting specific formation processes.