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
Mosquito Mountain Granite Quarry, Frankfort, Waldo County, Maine, USA


Locality type:Quarry
Classification
Species:Magnetite
Formula:Fe2+Fe23+O4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Magnetite data
Locality Data:Click here to view Mosquito Mountain Granite Quarry, Frankfort, Waldo County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:465700
Long-form Identifier:1:3:465700:2
GUID (UUID V4):0
Nearest other occurrences of Magnetite
20.2km (12.6 miles) ⓘEmerson Mine, Castine, Blue Hill - Castine Mining District, Hancock County, Maine, USA
25.5km (15.9 miles) ⓘTapley Mine, Brooksville, Blue Hill - Castine Mining District, Hancock County, Maine, USA
27.9km (17.3 miles) ⓘOwen Mine, Blue Hill, Blue Hill - Castine Mining District, Hancock County, Maine, USA
27.9km (17.3 miles) ⓘDouglass Copper Mine, Blue Hill, Blue Hill - Castine Mining District, Hancock County, Maine, USA
28.1km (17.5 miles) ⓘOwen Lead Prospect, Blue Hill, Blue Hill - Castine Mining District, Hancock County, Maine, USA
28.1km (17.5 miles) ⓘStewart Mine, Blue Hill, Blue Hill - Castine Mining District, Hancock County, Maine, USA
28.6km (17.8 miles) ⓘTwin Lead Mine, Blue Hill, Blue Hill - Castine Mining District, Hancock County, Maine, USA
35.3km (21.9 miles) ⓘLittle Deer Isle, Deer Isle, Hancock County, Maine, USA
41.4km (25.7 miles) ⓘDeer Isle Mine, Deer Isle, Hancock County, Maine, USA
50.6km (31.4 miles) ⓘGrenci-Ellis Granite quarry, Mount Desert, Hancock County, Maine, USA
References
gsa.confex.com (2003) http://gsa.confex.com/gsa/2001NE/finalprogram/abstract_2662.htm
 
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