Mars Rock - Waverly Matrix

Agisoft Photoscan 3D Structure from Motion model of a rock studied by the Mars Exploration Rover 'Opportunity' on Sols 4656

This is an approx 6 x 6cm piece of a larger rock found on the rim of Endeavour Crater

Raw images are available here :
https://mars.nasa.gov/mer/gallery/all/opportunity_m4656.html