Arena Colles Pyramid

I found this about sixty miles east of Peridier Crater in Arena Colles. It looks very symmetrical.


Here's the HRSC black and white:

I did some tweaking of the photo which involved brightening and increasing the contrast. Here's that version:

In this contrasted picture you can clearly see the very triangular, shiny side. You can also see the nice triangular shadow. The tip seems quite pointed as well. I would say this definitely looks like a pyramid. 

Pyramid is located in the very bottom center of the image: 

http://viewer.mars.asu.edu/planetview/inst/hrsc/H2882_0000_ND3#start

Coordinates:   25° 1'19.67"N  86°38'41.62"E