Checking billy barr’s snow log…
Applies apatite (U-Th)/He thermochronology to reconstruct the cooling, exhumation, and topographic evolution of the Elk and West Elk Mountains of western Colorado, including the timing of river incision in the upper Colorado drainage basin.
Low-temperature thermochronological method measuring helium accumulation in apatite grains to determine cooling ages and thermal histories. Involves h...
Standard protocol for isolating apatite grains from crushed rock samples using density and magnetic separation techniques followed by hand picking und...