File:Possible dike on Mars.jpg

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DescriptionPossible dike on Mars.jpg	English: Straight ridge that is probably a dike. Dikes form when molted igneous rock moves in cracks under the surface. After the molted rock cools and hardens, erosion may remove surrounding ground and thereby expose the dike as a wall of rock.
Date	12 October 2023
Source	https://www.uahirise.org/ESP_074350_1825
Author	Jim Secosky selected and modified picture from NASA that was taken through the HiWish program Image credit is NASA/JPL-Caltech/UArizona

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	This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[1] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [3] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	14:13, 9 November 2023		1,828 × 816 (474 KB)	Jimmarsmars	Uploaded a work by Jim Secosky selected and modified picture from NASA that was taken through the HiWish program Image credit is NASA/JPL-Caltech/UArizona from https://www.uahirise.org/ESP_074350_1825 with UploadWizard

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Arabia quadrangle

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File:Possible dike on Mars.jpg

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