USGS IMAP 2588-M: Geologic map of the western Ophir Planum region (MTM -10067) of Mars
By Planetary Geologic Mapping
1998 (approx.)

Detailed Description
USGS IMAP 2588-M: Geologic map of the western Ophir Planum region (MTM -10067) of Mars
By R. A. Schultz
Map and associated documents available from the USGS Publications Warehouse: https://doi.org/10.3133/i2588M
Sources/Usage
Public Domain.