Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Magnetite from
North Branch, Branchburg Township, Somerset County, New Jersey, USA


Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Comments:Occurs as pebbles, including the lodestone variety.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view North Branch, Branchburg Township, Somerset County, New Jersey, USA
Data Identifiers
Mindat Occurrence Record ID:80065
Long-form Identifier:1:3:80065:9
GUID (UUID V4):0
Nearest other occurrences of Magnetite
13.4km (8.3 miles) ⓘBurrill Mine, Lower Fairmount, Tewksbury Township, Hunterdon County, New Jersey, USA
13.8km (8.6 miles) ⓘBartle Mine, Pottersville, Tewksbury Township, Hunterdon County, New Jersey, USA
14.0km (8.7 miles) ⓘPottersville Mine (Updike Farm Mine; Pottersville openings (in part)), Pottersville, Tewksbury Township, Hunterdon County, New Jersey, USA
14.5km (9.0 miles) ⓘJanes Mine, Mine Mountain, Bernardsville, Somerset County, New Jersey, USA
14.6km (9.1 miles) ⓘLarge Mine (Lebanon Mine), Clinton Township, Hunterdon County, New Jersey, USA
15.9km (9.9 miles) ⓘWortman Mine, Chester Township, Morris County, New Jersey, USA
16.0km (9.9 miles) ⓘBernardsville Mines, Bernardsville, Somerset County, New Jersey, USA
16.1km (10.0 miles) ⓘCokesbury Mine (Cokesburg Mine), Cokesbury, Tewksbury Township, Hunterdon County, New Jersey, USA
16.3km (10.1 miles) ⓘOld Furnace Mine, Clinton Township, Hunterdon County, New Jersey, USA
16.4km (10.2 miles) ⓘAnnandale Mine, Annandale, Clinton Township, Hunterdon County, New Jersey, USA
References
Manchester, James G. (1931) The Minerals of New York City and its Environs. Bulletin of the New York Mineralogical Club Vol. 3 (1). New York Mineralogical Clubp.85
 
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