U.S. Geological Survey Publications Warehouse · OPEN-FILE REPORT IOTAMORPHIC ROCKS 81-1 170 380...

1

Transcript of U.S. Geological Survey Publications Warehouse · OPEN-FILE REPORT IOTAMORPHIC ROCKS 81-1 170 380...

Page 1: U.S. Geological Survey Publications Warehouse · OPEN-FILE REPORT IOTAMORPHIC ROCKS 81-1 170 380 30' 310 000 FEET (2) 4263000m.N. GEOLOGICAL SURVEY 261000m.E. 265 000 F Ols 8800 rp