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


Locality type:Mine
Classification
Species:Siderite
Formula:FeCO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siderite data
Locality Data:Click here to view Knob Hill Mine, Republic Mining District, Ferry County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:92057
Long-form Identifier:1:3:92057:3
GUID (UUID V4):0
Nearest other occurrences of Siderite
38.1km (23.7 miles) ⓘHercules Prospect, Danville Mining District, Ferry County, Washington, USA
40.5km (25.2 miles) ⓘHall Creek Basin Prospect, Covada Mining District (Enterprise Mining District), Ferry County, Washington, USA
45.4km (28.2 miles) ⓘKeno Mine (Evening Star Mine; Wellington Camp), Greenwood Mining Division, British Columbia, Canada
45.5km (28.3 miles) ⓘAlbert Hall Prospect, Covada Mining District (Enterprise Mining District), Ferry County, Washington, USA
50.9km (31.6 miles) ⓘColumbia River Mine, Kettle Falls Mining District, Stevens County, Washington, USA
54.0km (33.5 miles) ⓘYoung America Mine, Colville Mining District, Stevens County, Washington, USA
56.7km (35.2 miles) ⓘBonanza Mine, Colville Mining District, Stevens County, Washington, USA
61.4km (38.1 miles) ⓘCalumet Claim, Okanogan County, Washington, USA
62.5km (38.9 miles) ⓘSummit Mine, Palmer Mountain Mining District, Okanogan County, Washington, USA
65.0km (40.4 miles) ⓘNew Leadville Mine, Clugston Creek Mining District, Stevens County, Washington, USA
References
Karl Volkman Personal Collection, (not analyzed)
 
and/or  
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