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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Uranophane from
Lucky Toss, Edgemont Uranium Mining District, Fall River County, South Dakota, USA


Classification
Species:Uranophane
Formula:Ca(UO2)2(SiO3OH)2 · 5H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Uranophane data
Locality Data:Click here to view Lucky Toss, Edgemont Uranium Mining District, Fall River County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:386131
Long-form Identifier:1:3:386131:8
GUID (UUID V4):0
Nearest other occurrences of Uranophane
1.0km (0.6 miles) ⓘTess (Schaeffer Lease), Edgemont Uranium Mining District, Fall River County, South Dakota, USA
1.1km (0.7 miles) ⓘWestern Edge Occurrence (Joe Smith Lease), Edgemont Uranium Mining District, Fall River County, South Dakota, USA
1.1km (0.7 miles) ⓘClarabell Nos. 1-5, Edgemont Uranium Mining District, Fall River County, South Dakota, USA
1.1km (0.7 miles) ⓘOphelia, Edgemont Uranium Mining District, Fall River County, South Dakota, USA
1.4km (0.8 miles) ⓘLittle Ann (Little Annie Joe Smith), Edgemont Uranium Mining District, Fall River County, South Dakota, USA
1.8km (1.1 miles) ⓘGertrude, Edgemont Uranium Mining District, Fall River County, South Dakota, USA
1.9km (1.2 miles) ⓘHelen (Professor Group), Edgemont Uranium Mining District, Fall River County, South Dakota, USA
2.0km (1.2 miles) ⓘFlora, Edgemont Uranium Mining District, Fall River County, South Dakota, USA
2.2km (1.3 miles) ⓘHey and Fay, Edgemont Uranium Mining District, Fall River County, South Dakota, USA
2.9km (1.8 miles) ⓘHot Point Mine, Red Canyon, Edgemont Uranium Mining District, Fall River County, South Dakota, USA
References
Roberts, Willard Lincoln, Rapp, George Jr. (1965) Mineralogy of the Black Hills. Bulletin 18. South Dakota School of Mines and Technology
 
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