M J Craig, Secretmars.com
A Partially Buried 'Gear Mechanism' on Mars, or Just Another Rock?
Mars Report Ref: MIA-048
Approximate size: 10-15 cm/4-6 "
Mission: Curiosity Rover
Location: Gale Crater
Identified by: Unknown
Image date: Sol 958 Apr 2015
Image credit: NASA/JPL-Caltech/MSSS
Graphics/image editing: Secret Mars
Image source: https://mars.nasa.gov/msl-raw-images/msss/00958/mcam/0958MR0042380000502304E01_DXXX.jpg
This object treads the fine line where the viewing angle, coupled with small stones laying in the foreground of the object, may be conspiring towards some 'eye-trickery'.
However, the image clarity is good, and the distinct angular features and smooth character of the object suggesting a flat surface, makes it clearly stand out when compared to the granular nature of the stones in its vicinity...
Full report and analysis...