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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Smithsonite from
Roosevelt Mine, Cuba City area, Lafayette County, Wisconsin, USA


Locality type:Mine
Classification
Species:Smithsonite
Formula:ZnCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Smithsonite data
Locality Data:Click here to view Roosevelt Mine, Cuba City area, Lafayette County, Wisconsin, USA
Data Identifiers
Mindat Occurrence Record ID:925166
Long-form Identifier:1:3:925166:3
GUID (UUID V4):0
Nearest other occurrences of Smithsonite
0.4km (0.3 miles) ⓘPittsburg Mine, Cuba City area, Lafayette County, Wisconsin, USA
0.6km (0.4 miles) ⓘJames Mine, Cuba City area, Lafayette County, Wisconsin, USA
0.8km (0.5 miles) ⓘLittle Elm Mine, Cuba City area, Lafayette County, Wisconsin, USA
1.7km (1.0 miles) ⓘTrego-Anthony Mine, Cuba City area, Lafayette County, Wisconsin, USA
2.6km (1.6 miles) ⓘKivlahan Mine, Benton, Lafayette County, Wisconsin, USA
3.3km (2.1 miles) ⓘMilner Mine (Oregon Mine), Benton, Lafayette County, Wisconsin, USA
3.6km (2.2 miles) ⓘMeeker's Grove area mines, Lafayette County, Wisconsin, USA
4.2km (2.6 miles) ⓘQuinlan diggings (Lea and Swifts Bone diggings), Benton, Lafayette County, Wisconsin, USA
4.4km (2.7 miles) ⓘKearns Mine, Benton, Lafayette County, Wisconsin, USA
4.7km (2.9 miles) ⓘCrooked Six Mine, Benton, Lafayette County, Wisconsin, USA
References
Heyl, Allen V., Agnew, Allen F., Lyons, Erwin J., Behre, Charles H., Flint, Arthur E. (1959) The Geology of the Upper Mississippi Valley Zinc-Lead District. Professional Paper 309. US Geological Survey doi:10.3133/pp309 p.239
 
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