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Eroding Layers in an Unnamed Southern Crater (CTX Frame - Natural Colors; credits: Dr Paolo C. Fienga - Lunexit Team)
This image shows a stack of Rocky Layers on the Floor of an Unnamed Impact Crater, roughly 30 Km across. Many of the layers appear to be extremely thin, and barely resolved. 
In broad view, it is clear that the deposit is eroding into a series of Ridges, likely due to the wind. 
Below the Ridges, additional dark-toned Layered Deposits crop out. These exhibit a variety of textures, some of which may be due to transport of material. 
The light Ridges are often capped by thin Dark Layers, and similar Layers are exposed on the Flanks of the Ridges. These Layers are likely harder than the rest of the material, and so armor the surface against erosion. They are shedding boulders which roll down the slope, as shown in the following EDM. 
Although these Cap Layers are relatively resistant, the boulders do not seem to accumulate at the base of the slope, so it is likely that they also disintegrate relatively quickly. 
Parole chiave: Mars from orbit - Layers

Eroding Layers in an Unnamed Southern Crater (CTX Frame - Natural Colors; credits: Dr Paolo C. Fienga - Lunexit Team)

This image shows a stack of Rocky Layers on the Floor of an Unnamed Impact Crater, roughly 30 Km across. Many of the layers appear to be extremely thin, and barely resolved.
In broad view, it is clear that the deposit is eroding into a series of Ridges, likely due to the wind.
Below the Ridges, additional dark-toned Layered Deposits crop out. These exhibit a variety of textures, some of which may be due to transport of material.
The light Ridges are often capped by thin Dark Layers, and similar Layers are exposed on the Flanks of the Ridges. These Layers are likely harder than the rest of the material, and so armor the surface against erosion. They are shedding boulders which roll down the slope, as shown in the following EDM.
Although these Cap Layers are relatively resistant, the boulders do not seem to accumulate at the base of the slope, so it is likely that they also disintegrate relatively quickly.

Gale_Crater-PIA12508.jpg PSP_001503_1645_RED_abrowse-01.jpg PSP_001503_1645_RED_abrowse-00.jpg PSP_001700_2505_RED_abrowse-01.jpg Juventae_Chasma-PIA12489.jpg
Informazioni sul file
Nome del file:PSP_001503_1645_RED_abrowse-00.jpg
Nome album:MareKromium / Mars Reconnaissance Orbiter (MRO)
Valutazione (5 voti):55555(Mostra dettagli)
Parole chiave:Mars / from / orbit / - / Layers
Copyright:NASA/JPL/Univ. of Arizona and Paolo C. Fienga/Lunexit Team per l'additional process. e la colorizzazione
Dimensione del file:1241 KiB
Data di inserimento:Feb 12, 2010
Dimensioni:3680 x 2048 pixels
Visualizzato:58 volte
URL:https://www.lunexit.it/gallery/displayimage.php?pid=26292
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