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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Spodumene from
Nickel Plate Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA


Locality type:Mine
Classification
Species:Spodumene
Formula:LiAlSi2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Spodumene data
Locality Data:Click here to view Nickel Plate Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:101268
Long-form Identifier:1:3:101268:2
GUID (UUID V4):0
Nearest other occurrences of Spodumene
0.6km (0.4 miles) ⓘEdison Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
0.6km (0.4 miles) ⓘEtta Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
0.9km (0.6 miles) ⓘPeerless Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
1.2km (0.7 miles) ⓘExpectation Pegmatite, Keystone Mining District, Pennington County, South Dakota, USA
1.7km (1.1 miles) ⓘHugo Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
3.0km (1.9 miles) ⓘKing Lithia Mine, Greyhound Gulch, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
3.1km (1.9 miles) ⓘDike Lode, Keystone Mining District, Pennington County, South Dakota, USA
3.6km (2.2 miles) ⓘBarker-Ferguson Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
4.2km (2.6 miles) ⓘWood Tin mine, Harney City, Pennington County, South Dakota, USA
4.5km (2.8 miles) ⓘBob Ingersoll Mine, Keystone, Keystone Mining District, Pennington County, South Dakota, USA
References
Dana, Edward Salisbury; Dana, James Dwight (1892) A System of Mineralogy (6th ed.). John Wiley & Sons, Inc.
Palache, Charles; Berman, Harry; Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Etc. John Wiley and Sons.
 
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