Pandora is a scarce E type asteroid of the Tholen X group, with a bright achondrite composition.
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 3480.
Image Credit: NASA / JPL-Caltech & H Pavlov,St Clair, NSW, Australia