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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Magnetite from
Blandon, Maidencreek Township, Berks County, Pennsylvania, USA


Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Blandon, Maidencreek Township, Berks County, Pennsylvania, USA
Data Identifiers
Mindat Occurrence Record ID:762948
Long-form Identifier:1:3:762948:8
GUID (UUID V4):0
Nearest other occurrences of Magnetite
15.4km (9.5 miles) Fritz Island Mines, Cumru Township, Berks County, Pennsylvania, USA
22.0km (13.7 miles) Rittenhouse Gap Mine (Rittenhouse Gap Iron Mines), Rittenhouse Gap, Berks County, Pennsylvania, USA
23.2km (14.4 miles) Olafsen Iron Mine, Huffs Church, Hereford Township, Berks County, Pennsylvania, USA
24.1km (15.0 miles) Seisholtzville Mine, Seisholtzville, Berks County, Pennsylvania, USA
24.2km (15.1 miles) Gabel Mine, Boyertown, Berks County, Pennsylvania, USA
30.0km (18.7 miles) Grace Mine, Morgantown, Berks County, Pennsylvania, USA
30.1km (18.7 miles) Jones mine, Caernarvon Township, Berks County, Pennsylvania, USA
31.0km (19.3 miles) Hopewell mine, Hopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
31.0km (19.3 miles) Shimerville, Upper Milford Township, Lehigh County, Pennsylvania, USA
31.0km (19.3 miles) Hopewell Mines, Warwick (Saint Marys), Warwick Township, Chester County, Pennsylvania, USA
References
 
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