INSET: USGS IMAP 799: Geologic map of the Macrobius Quadrangle of the Moon

The Macrobius quadrangle is in the northeast quadrant of the Moon’s near side. Although predominantly a highland area centered around the Taurus Mountains (Montes Taurus), it is bounded by three major mare-filled basins: Tranquillitatis, the oldest, to the south; Serenitatis to the west; and Crisium on the east. Most of the geologic units within the quadrangle have been profoundly...