Marmot Dome is the one dome east of Fairview Dome, linked by an area called Razor Back. It is near Pothole Dome.
On Marmot Dome's particulars
Marmot Dome is high.
Rock climbing
Most rock climbing routes are north-facing slabs, thus early and late in the day the rock climbing routes tend to be in the shade.
References
External links and references
peakbagger.com on Marmot Dome One YouTube video