North Polar "Minor Unconformity" (Original NASA/MGS/MSSS b/w Frame)

Caption NASA originale:"This MGS-MOC image shows Layers exposed in a Trough in the Martian North Polar Region. At the time the picture was acquired, the entire scene was covered by seasonal Carbon Dioxide Frost. By late Spring and into Summer, these Layers would appear darker, once the CO2 Frost sublimes away".

Location near: 84,9° North Lat. and 263,3° West Long.
Image width: ~3 Km (~1,9 mi)
Illumination from: lower left
Season: Northern Spring