Comments on: Enigmatic channel on Mars https://behindtheblack.com/behind-the-black/points-of-information/enigmatic-channel-on-mars/ Thu, 18 Feb 2021 22:19:48 +0000 hourly 1 https://wordpress.org/?v=6.9.4 By: Greg the Geologist https://behindtheblack.com/behind-the-black/points-of-information/enigmatic-channel-on-mars/#comment-1112224 Thu, 18 Feb 2021 22:19:48 +0000 https://behindtheblack.com/?p=73279#comment-1112224 If that’s the case, the geological term would be “piping”. While I’m at it, congratulations to the Perseverance team! “Jezero Base here . . . “

]]> By: DP979 https://behindtheblack.com/behind-the-black/points-of-information/enigmatic-channel-on-mars/#comment-1112190 Thu, 18 Feb 2021 17:52:43 +0000 https://behindtheblack.com/?p=73279#comment-1112190 Hi,

This feature is very similar to subsurface erosional features on Earth. For instance, upgradient erosion related to groundwater discharge at springs produces these features. A really good example of this is process is Horsethief Spring west of the San Pedro River and east of Sierra Vista in SE Arizona. There are several examples in the same region.

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