Tag Archives: Daedalia Planum

THEMIS: Volcanic flow surfaces

THEMIS Image of the Day, September 12, 2014. The region of this VIS image shows several different flow surfaces, including platy and lobate. These flows are part of Daedalia Planum. More THEMIS Images of the Day by geological topic.

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HiRISE: Overlapping lava flows in Daedalia Planum

Lava flows south of Arsia Mons in Daedalia Planum transition from younger flows with elongated, sinuous morphologies to the northeast, to older, broader lobes and sheet flows to the southwest. (The time scale we’re talking about is approximately 100 million … Continue reading

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HRSC: Daedalia Planum closeup

Close-up view of the two dominant lava flows that reach the foot of the highland terrain (seen at the top of the image in this orientation). The older of the two eruptions produced the smooth lava surface to the south … Continue reading

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Mini pedestal craters suggest tropical ice deposits

Craters surrounded by debris aprons that stand above the surrounding surface are known as pedestal craters. Scientists think the slab-like apron of ejecta around such craters covers layers that are rich in water ice. Nearly all pedestal craters found so … Continue reading

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