Tag Archives: basaltic sand

THEMIS: Basaltic sands in Argyre hills

Posted on February 7, 2017 by rburnham

THEMIS Image of the Day, February 7, 2017. Today’s false color image shows several areas of dunes and sand sheets with dune forms between the numerous hills in this region west of Argyre Planitia. Basaltic sand appears dark blue in … Continue reading →

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HiRISE: Changing dunes of Wirtz Crater

Posted on January 20, 2017 by rburnham

The large dark feature is a classic Martian sand dune. Most sand on Earth is made from the mineral quartz, which is white and bright. On Mars, most sand is composed of dark basalt, a volcanic rock. For this reason, … Continue reading →

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THEMIS: Gale Crater mound’s northern side

Posted on January 20, 2017 by rburnham

THEMIS Image of the Day, January 20, 2017. Today’s false color image shows part of the floor of Gale Crater and the northern side of Mt. Sharp (Aeolis Mons). The blue-colored areas on the crater floor are likely dunes made … Continue reading →

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THEMIS: Basaltic dunes in Danielson Crater

Posted on December 26, 2016 by rburnham

THEMIS Image of the Day, December 26, 2016. Today’s false color image shows part of Danielson Crater. The dark blue features at the bottom of the image are sand dunes on the floor of the crater. The THEMIS VIS camera … Continue reading →

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THEMIS: Part of Gale Crater in false color

Posted on December 19, 2016 by rburnham

THEMIS Image of the Day, December 19, 2016. Today’s false color image shows part of Gale Crater. The Curiosity Rover is located off this image to the west. The blue areas are probably covered with basaltic sand. The THEMIS VIS … Continue reading →

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THEMIS: Dune field in Dulovo Crater

Posted on November 25, 2016 by rburnham

THEMIS Image of the Day, November 25, 2016. Today’s false color image shows the dunes on the floor of Dulovo Crater. The blue tint indicates that the sand grains are particles of basaltic rock. The THEMIS VIS camera contains 5 … Continue reading →

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THEMIS: Waves of sand in Terra Sabaea crater

Posted on November 17, 2016 by rburnham

THEMIS Image of the Day, November 17, 2016. Today’s false color image shows dunes on the floor of an unnamed crater in Terra Sabaea. The dunes have piled up in the lee of the rdge that lies to the lower right … Continue reading →

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THEMIS: Northern Gale Crater in false color

Posted on November 14, 2016 by rburnham

THEMIS Image of the Day, November 14, 2016. Today’s false color image shows part of the interior mound of material within Gale Crater. The dark blue material is most likely basaltic sand. Gale Crater is the home of Curiosity Rover. The … Continue reading →

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THEMIS: Mesa’s edge in Chryse Planitia

Posted on November 10, 2016 by rburnham

THEMIS Image of the Day, November 10, 2016. Today’s false color image shows part of the margin of Chryse Planitia. Dark blue in this false color combination is mostly likely basaltic material/dunes. The THEMIS VIS camera contains 5 filters. The … Continue reading →

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THEMIS: Basaltic sand in Gale Crater

Posted on October 17, 2016 by rburnham

THEMIS Image of the Day, October 17, 2016. Today’s false color image shows part of Gale Crater. The dark blue is basaltic sand. Gale Crater is the “home” of the Curiosity Rover. The THEMIS VIS camera contains 5 filters. The data … Continue reading →

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