Astronauts David Scott and James Irwin visited it in 1971, on the Apollo 15 mission, during EVA 2.

It is east of the much larger St. George crater, and about 5 km south of the Apollo 15 landing site itself.

The sample contains a large clast of anorthosite, and Dave Scott said "Guess what we just found!

[2] They also found samples 15445 and 15455, so-called black and white breccias, which are thought to be impact melt breccia resulting from the Imbrium basin impact event.

[1] The following samples were collected from Spur crater (Station 7), as listed in Table 5-II of the Apollo 15 Preliminary Science Report.