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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Pyrite from
Knob Hill Mine, Republic Mining District, Ferry County, Washington, USA


06947980017362378236669.jpg
Pyrite

Knob Hill Mine, Republic Mining District, Ferry County, Washington, USA
06947980017362378236669.jpg
Pyrite

Knob Hill Mine, Republic Mining District, Ferry County, Washington, USA
06947980017362378236669.jpg
Pyrite

Knob Hill Mine, Republic Mining District, Ferry County, Washington, 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 Knob Hill Mine, Republic Mining District, Ferry County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:92058
Long-form Identifier:1:3:92058:2
GUID (UUID V4):0
Nearest other occurrences of Pyrite
0.3km (0.2 miles) ⓘGolden Promise (Republic Unit), Republic Mining District, Ferry County, Washington, USA
0.6km (0.4 miles) ⓘBen Hur Mine, Republic Mining District, Ferry County, Washington, USA
1.0km (0.6 miles) ⓘMountain Lion Mine, Republic Mining District, Ferry County, Washington, USA
1.1km (0.7 miles) ⓘInsurgent Mine, Republic Mining District, Ferry County, Washington, USA
1.2km (0.7 miles) ⓘLast Chance Mine, Republic Mining District, Ferry County, Washington, USA
1.2km (0.8 miles) ⓘLone Pine Mine, Republic Mining District, Ferry County, Washington, USA
1.5km (0.9 miles) ⓘSurprise Mine, Republic Mining District, Ferry County, Washington, USA
1.5km (1.0 miles) ⓘChico Prospect, Republic Mining District, Ferry County, Washington, USA
1.7km (1.1 miles) ⓘQuilp Mine, Republic Mining District, Ferry County, Washington, USA
1.8km (1.1 miles) ⓘEl Caliph Mine, Republic Mining District, Ferry County, Washington, USA
References
Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.p.121
Derkey, Robert E., Joseph, Nancy L., Lasmanis, Raymond (1990, November) Metal Mines of Washington - Preliminary Report. Open File Report 90-18. Washington Division of Geology and Earth Resources
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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