Rock Hammer (Mars #4)

One of our biggest objectives in the first two week on Mars had been a so called Matryoshka project. The university of Oxford had selected certain areas in our reach via Satellite imagery for chemical rock and soil sampling. We then tried to find the exact spots and collect the unconterminated probes. The scientists want to prove, if they can already determine the chemical constitution of the surface through stallite images. Our samples should bring the definitive truth...