Tag Archives: strata

HiRISE: Stair-stepped hill in central Arabia Terra

Stair-stepped hill in central Arabia Terra. Stratified material eroded so as to look something like a wedding cake. A cliff-bench slope expression, apparently mantled with dust, each layer is roughly the same thickness as the next. Beautiful Mars series. [More … Continue reading

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HiRISE: Strata always have a story

Strata always have a story. This area is located within the massive Valles Marineris canyon system, and was suggested to monitor for recurring slope lineae on a slope to the south, but we thought the gorgeous bedrock deserved to be … Continue reading

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HiRISE: Strata and box works

Strata and box works — The term “box works” refers to those large, vein-like formations. Are the box works (a) formerly buried rock with big vein fills?, (b) Igneous or clastic dikes? (c) injected by impact event? (d) other? Are the “strata” … Continue reading

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HiRISE: Contact between strata in Lucus Planum

Contact between two differing strata types in west Lucus Planum — Material to the east and west sides exhibit differing erosional expression. Material to west exhibits thin layering of fairly uniform thickness and perhaps laterally discontinuous. The stuff on the west … Continue reading

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Curiosity raw image: Sol 545, February 17, 2014

Flat exposures of layered outcrops, some perhaps with crossbedding. This image was taken by Navcam: Right B (NAV_RIGHT_B) onboard NASA’s Mars rover Curiosity on Sol 545 (2014-02-17 04:50:41 UTC). More Sol 545 images (all cameras).

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