Tag Archives: alluvial fan deposits

HiRISE: Stratified fan material in Baltisk Crater

Stratified fan material in Baltisk Crater. Beautiful Mars series.

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HiRISE: A closer look at Holden Crater

Holden Crater in southern Margaritifer Terra displays a series of finely layered deposits on its floor (white and light purple in an enhanced color image). The layered deposits are especially well exposed in the southwestern section of the crater where … Continue reading

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HiRISE: Fans and crater floor deposits southeast of Vinogradov Crater

This white, purple, and pink surface is located on the floor of an impact crater on the southeast rim of the larger Vinogradov Crater in southern Margaritifer Terra. The surface consists of what is left of a series of thin … Continue reading

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HiRISE: Old features and new

This image covers a portion of a typical impact crater in Terra Sirenum at about 40 degrees south latitude on Mars. At the top of the image, outside the crater rim, there is a mid-latitude mantle, rough in places where … Continue reading

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THEMIS: Peace Vallis alluvial fan in Gale Crater

THEMIS Image of the Day, December 22, 2016.┬áToday’s false color image shows part of Gale Crater. Gale Crater is the home of the Curiosity Rover. The channel descending from the rim rocks at top is called Peace Vallis, and a … Continue reading

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Karun Valles & its braided alluvial fan

Planetary Geomorphology Image of the Month, September 29, 2016: Solmaz Adeli (DLR, Institute of Planetary Research, Berlin). The Amazonian period on Mars, meaning roughly the last 3 Ga, is globally believed to have been cold and hyperarid [e.g., Marchant and … Continue reading

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HiRISE: One-kilometer crater on Saheki Crater floor

This HiRISE image shows several smaller craters that formed on the floor of Saheki Crater, an 85-kilometer diameter impact crater north of Hellas Basin. The western portion of this crater is covered by alluvial fan-like deposits that emanate from channels … Continue reading

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