Rib Mountain Quartzite / T.28N. R.7E. Surface Features Open-file report; contains unpublished data that has not yet been peer-reviewed. Bedrock Geology Precambrian Bedrock Data and Resources WOFR1933-01 Rib Mountain Quartzite & T.28N., R.7E. Surface Features Bean, E.F.; 1933 Report: 11 p. Download Related Collections Open-File Report View Open-File Report