Mine detail: Grantham Mines & 3 Additional

Previously called ''

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Location

Lat / long:

40.15002, -77.00106

Resource(M)

Primary:	Iron
Ore:	Magnetite

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer

Geology

References

MRDS	W101678
DEP	10084397
Reference	SPENCER, 1908, USGS BULL. 359; PA GS M 50 PT.
Reporter	Whitlow, S.