Figure 226

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Low-rimmed or rimless depressions having irregular outlines are not uncommon on mare surfaces . The one pictured, near the western margin of Mare Serenitatis, is about 10  km long and appears to have been formed by collapse and the coalescence of small craters.-D.H.S.

(See Figure 82 which is the same image but shows much larger area. - Francis Ridge)

Report Source: NASA SP-362, Page 214, Figure 226

This web page was created by Francis Ridge for The Lunascan Project
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