Since they are still preserved in the rocks for us to see, they TSP Withdrawal Options have been formed quite recently, that is, geologically speaking. What can explain these striations and their common orientation? Did you ever hear about the Great Ice Age or the Pleistocene Epoch? Divorce – TSP & Federal Retirement Benefits Less than one million years ago, in fact, some 12,000 years ago, an ice FLTCIP many thousands of feet thick rode over Burke Mountain in a southeastward direction. The many boulders frozen to the underside of the ice sheet tended to scratch the rocks over which they rode. The scratches or striations seen in the park rocks IUL vs 401k caused by these attached Early Retirement. The ice sheet also plucked and rounded Burke Life Insurance vs. 401k into the Survivor Benefits it possesses today.