Precambrian basement
New Group Layer
[{'id': 23, 'name': 'Wells used as basement contour control'}, {'id': 24, 'name': 'Basement faults'}, {'id': 25, 'name': 'Basement contour lines (ft, mean sea level)'}, {'id': 26, 'name': 'Basement elevation surface (ft, mean sea level)'}]
None
[]
[]
nan
nan
nan