Mine detail: Backbone Quarries

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Location

Lat / long:

41.29581, -94.07383

Resource(N)

Primary:

Stone, Crushed/Broken

Production

Operation type:	Surface
Development status:	Past Producer

Geology

References

MAS	191210016
DEP	10218670
Reference	IOWA GEOL SURVEY 1896 ANNUAL REPORT VOL 7, P 529
Reporter	Igs / Dh