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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Marcasite from
Orrock Quarry, Kirkcaldy, Fife, Scotland, UK


Locality type:Quarry
Classification
Species:Marcasite
Formula:FeS2
Comments:Fissure infilling in basalt quarry. Generally micromount size.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Marcasite data
Locality Data:Click here to view Orrock Quarry, Kirkcaldy, Fife, Scotland, UK
Data Identifiers
Mindat Occurrence Record ID:39585
Long-form Identifier:1:3:39585:6
GUID (UUID V4):0
Nearest other occurrences of Marcasite
33.5km (20.8 miles) ⓘAlva Silver Mine, Silver Glen, Alva, Clackmannanshire, Scotland, UK
81.3km (50.5 miles) ⓘWilsons shaft (Brown's vein), Mine Hill, Leadhills, South Lanarkshire, Scotland, UK
81.4km (50.6 miles) ⓘBrow Vein, Wanlock Dod, Leadhills, South Lanarkshire, Scotland, UK
82.3km (51.1 miles) ⓘBelton Grain vein, Wanlock Dod-Whytes Cleuch, Wanlockhead, Dumfries and Galloway, Scotland, UK
82.6km (51.3 miles) ⓘStraitstep Vein (Margaret's Vein), Wanlock Dod-Whytes Cleuch, Wanlockhead, Dumfries and Galloway, Scotland, UK
83.3km (51.8 miles) ⓘGlencrief Burn, Wanlockhead, Dumfries and Galloway, Scotland, UK
References
BMS collection, M.Wirth collection
 
and/or  
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