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Bruce Murray Space Image Library

Spectacular volcanic features on Mercury

Spectacular volcanic features on Mercury
Spectacular volcanic features on Mercury Candidate volcanic vents, lava flow-related channels, and teardrop-shaped features associated with smooth plains deposits in Mercury's northern hemisphere. (Upper left and right) Image and sketch map of the assemblage of volcanic flow-related features. Blunt arrows, flow-front-like embayment; long arrows, teardrop-shaped hills (TH). (Lower left) Pits interpreted as source vents. (Lower right) Teardrop-shaped hills and channel interpreted to be formed by lava erosion. NASA / JHUAPL / Courtesy AAAS