PP 520 plate table26 - USGS · 28 sw- 242545 29 sw- G- 242546 30 STATES DEPARTMENT OF THE...
1
PP 520 plate table26 - USGS · 28 sw- 242545 29 sw- G- 242546 30 STATES DEPARTMENT OF THE GEOLOGICAL SURVEY INTERIOR Length of sample Description of material Lower part of vein (mineralized