94 Aurora is a valuable and large asteroid of near incalculable wealth. It is of the C type of carbonaceous asteroids. It has organic volatile compounds for fuels, water for crews and a wide range of rare earth elements.
A 10 square mile claim would be enough for basic mining operations and local support structure. Hypothetical estimated value in 2020 USD $1 trillion. The number of available claims is limited to 5088.
Image Credit: NASA / JPL-Caltech & 'Photometry and models of selected main belt asteroids. VIII. Low-pole asteroids' May 2011, Astronomy and Astrophysics