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File:A Patch of Black On Mercury.jpg

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ascertaining the topography of surface features from shadows. The shape of the surface in this area is difficult to resolve given the lighting angle, but the dark patch is not in shadow. The dark colour is likely due to rocks that have a different mineralogical composition from that of the surrounding surface.
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The crater in the lower right-hand corner of this image has a patch of very dark material located near its centre. The region of this image has been seen only with the Sun high overhead in the sky. Such lighting conditions are good for recognizing colour differences of rocks but not well suited for
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Image Mission Elapsed Time (MET): 131771988 Instrument: Narrow Angle Camera (NAC) of the Mercury Dual Imaging System (MDIS) Resolution: 260 meters/pixel Scale: This image is about 270 kilometres across
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User:Marshallsumter/Keynote lectures (draft)/Mercury
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work of the federal government of the United States
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These are 289:, insignia and emblems is restricted per U.S. law 841:User:Marshallsumter/Radiation astronomy1/Minerals 846:User:Marshallsumter/Rocks/Rocky objects/Mercury 85: 8: 166:NASA Jet Propulsion Laboratory Photojournal 735: 388: 194: 808:The following other wikis use this file: 581:39bb679d941bf311ccf7f8197b8ba0b778012953 795: 708: 692: 671: 655: 634: 618: 579: 563: 545: 529: 511: 495: 439: 423: 406: 403: 384: 377: 146:Spacecraft Altitude: 10,100 kilometres 219: 7: 831:Draft:Original research/Astrogeology 361:(NSSDC) site has been known to host 352:(APOD) web site may be copyrighted. 724: 397: 391: 359:National Space Science Data Center 134: 117: 63: 396: 836:Astronomy college course/Mercury 382: 218: 84: 31: 21: 379: 135: 130:A Patch of Black On Mercury.jpg 14: 851:Liquids/Liquid objects/Mercury 378: 26: 1: 822:Usage on en.wikiversity.org 404:Items portrayed in this file 349:Astronomy Picture of the Day 944: 917:Usage on zh.wikipedia.org 907:Usage on vi.wikipedia.org 897:Usage on pt.wikipedia.org 887:Usage on mk.wikipedia.org 877:Usage on ko.wikipedia.org 867:Usage on ja.wikipedia.org 857:Usage on fr.wikipedia.org 812:Usage on ar.wikipedia.org 246:NASA copyright policy page 725: 183:File:Hemingway crater.png 16: 462:United States of America 381: 91:This is a file from the 782: 455:applies to jurisdiction 346:Images featured on the 179: 171: 161: 154: 151: 127: 95:. 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File:A Patch of Black On Mercury.jpg
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