Curiosity Rover Team Intrigued by Two-Tone Rock on Mars

April 2, 2015 2:05 AM

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NASA's Curiosity rover has spotted a bizarre-looking network of Martian mineral ridges — and that has piqued the curiosity of the rover's science team. They say the two-tone veins suggest there were separate stretches of time when there were wet conditions in the area that Curiosity is currently studying.

The ridges rise as high as 2.5 inches (6 centimeters) above the level of the bedrock at a site nicknamed Garland City, on the slopes of a 3-mile-high (5-kilometer-high) mountain known as Aeolis Mons or Mount Sharp. They're about an inch (3 centimeters) thick, and are made of light and dark material.

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