NASA's Curiosity rover is returning to the "Nevado Sajama" drill location to conduct further analysis of the minerals and compounds found in the rock. The rover will use its Sample Analysis at Mars instrument to gather more data. This follow-up visit is a result of the intriguing results from the initial visit to the location.

Source: https://science.nasa.gov/blog/curiosity-blog-sols-4798-4803-back-for-more-science/