Mine detail: Ralphs Sand and Gravel

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Location

Lat / long:

43.1761, -95.38308

Resource(N)

Primary:

Sand and Gravel, Construction

Production

Operation type:	Surface
Development status:	Producer

Geology

References

MAS	190410004
DEP	10193323
Reference	MSHA 1981 METAL-NON METAL MINE FILE REFERENCE
Reporter	Igs / Dh