description0
identifier0
name0
P2057nbhj
Exeter Formation
sampled from core, pick fresh, unaltered section
2015-07-10T10:11:00
NQ
22.0 44.78
2011-07-05
Bigguy Bonehead
Rock crusher
0.07
USGS Core repository, Denver Federal Center, Lakewood, Colorado, USA
37.658
U-Pb isotopic analysis for geochronology