Vote for your favorite mineral in #MinCup26! - Cuprite vs. Orpiment
It's a fiery match of vibrant red Cuprite and just as saturated orange Orpiment battle for your votes!
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Pyrite from
Kate Hardy Mine (Hawn Mine; Derelict Mine; Kate Hardy Mine and mill), Old Mountain House, Alleghany Mining District (Forest Mining District), Sierra County, California, USA


Locality type:Mine
Classification
Species:Pyrite
Formula:FeS2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pyrite data
Locality Data:Click here to view Kate Hardy Mine (Hawn Mine; Derelict Mine; Kate Hardy Mine and mill), Old Mountain House, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
Data Identifiers
Mindat Occurrence Record ID:769762
Long-form Identifier:1:3:769762:3
GUID (UUID V4):0
Nearest other occurrences of Pyrite
1.1km (0.7 miles) ⓘTomboy & Eureka Mine (Tomboy and Eureka), Old Mountain House, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
2.6km (1.6 miles) ⓘLost Treasure Mine (Comet vein; Lost Treasure vein), Old Mountain House, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
2.8km (1.8 miles) ⓘDel Norte & Scotia Mine, Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
3.2km (2.0 miles) ⓘOriental Mine (Alta Mine), 16 to 1 Mine (Sixteen-to-One Mine; Original Sixteen-to-One Mine), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
3.6km (2.3 miles) ⓘKenton Mine (Kenton Annex; King Solomon Mine), Mack House, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
3.7km (2.3 miles) ⓘUncle Sam Mine (Verrue; Keller; Yates; Simpson; North Fork Mine; Wisconsin Extension; Wisconsin Ext), Forest, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
3.8km (2.4 miles) ⓘRoye-Sum Mine, Mack House, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
3.9km (2.4 miles) ⓘSherman Mine (General Sherman), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
4.0km (2.5 miles) ⓘ16 to 1 Mine (Sixteen-to-One Mine; Original Sixteen-to-One Mine), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
4.2km (2.6 miles) ⓘGold Crown Mine (Wonder Mine; Sherman Mine), Alleghany, Alleghany Mining District (Forest Mining District), Sierra County, California, USA
References
Ferguson, Henry G. (1914b), Lode deposits of the Alleghany district, California: USGS Bulletin 580: 153-182
 
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