Period

4 results for: drill core

  • Page
  • of
  • 1
Please sign in for more results
Reiche Zeche Mine Students check drill cores in the teaching and research mine
BRK25A92_201

Reiche Zeche Mine Students check drill cores in th...

Reiche Zeche Mine Students check drill cores in the teaching and research mine
BRK24F05_422

Reiche Zeche Mine Students check drill cores in th...

Drill core of a test borehole on a black fallow
BRK23A51_034

Drill core of a test borehole on a black fallow

Drill core of a test borehole on a black fallow
BRK23A51_022

Drill core of a test borehole on a black fallow