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March 21, 2007, HiRISE release
Guest_AlexBlackwell_*
post Mar 21 2007, 05:23 PM
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March 21, 2007, HiRISE release
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edstrick
post Mar 25 2007, 09:05 AM
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I think (without going back to check the press release... I'm lazy and too short on time)... that the dunes are still mostly covered in winter frost (CO2 ?) and the black spots are defrosted areas.
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- AlexBlackwell   March 21, 2007, HiRISE release   Mar 21 2007, 05:23 PM
- - ngunn   Richardson sand dunes - rocks in between the dunes...   Mar 23 2007, 11:56 AM
- - Pavel   I think these are just black spots on the sand. S...   Mar 23 2007, 04:13 PM
- - edstrick   I think (without going back to check the press rel...   Mar 25 2007, 09:05 AM

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