Diamond drilling at Union copper mine Cabarrus and Rowan counties, N.C.

Author: Ballard, T. J.
Additional Authors: Clayton, Austin B.
Year: 1948
Document Type: BMRA
Issuing Agency: U.S. Bureau of Mines,
SUDOC: I 28.23:4364
Series: Report of investigations / Bureau of Mines ;
Report Number: 4364
Subjects: Copper mines and mining--North Carolina--Cabarrus County
Copper mines and mining--North Carolina--Rowan County
Link: https://hdl.handle.net/2027/mdp.39015078480673

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