Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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K Feldspar from
Gumsberg project, Öster Silvberg mining district, Säter, Dalarna County, Sweden


Locality type:Project
Classification
Species:'K Feldspar' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view K Feldspar data
Locality Data:Click here to view Gumsberg project, Öster Silvberg mining district, Säter, Dalarna County, Sweden
Data Identifiers
Mindat Occurrence Record ID:1652777
Long-form Identifier:1:3:1652777:5
GUID (UUID V4):0
Nearest other occurrences of K Feldspar
33.9km (21.1 miles) ⓘFredriksgruvan 1, Norberg, Västmanland County, Sweden
35.1km (21.8 miles) ⓘHäste ore field, Norberg, Västmanland County, Sweden
60.2km (37.4 miles) ⓘRoadcut, Forshammar Pegmatite Quarries, Ramsberg, Lindesberg, Örebro County, Sweden
68.0km (42.3 miles) ⓘLovisagruvan (Lovisa Mine), Stråssa, Lindesberg, Örebro County, Sweden
74.4km (46.2 miles) ⓘBronäs mine, Sala, Sala Municipality, Västmanland County, Sweden
92.6km (57.5 miles) ⓘÅskagen Quarry, Persberg ore district, Filipstad, Värmland County, Sweden
93.4km (58.0 miles) ⓘNordmark Odal Field, Filipstad, Värmland County, Sweden
97.0km (60.3 miles) ⓘSkärhyttan, Rockesholm, Nora, Örebro County, Sweden
References
Makvandi, Sheida, Rost, Evelien, Witzke, Thomas, Pernechele, Matteo, Raat, Hein (2024) Enhancing Mineral Exploration Programs Through Quantitative XRD: A Case Study from the Gumsberg Polymetallic Sulphide Deposits, Sweden. Minerals, 14 (11). doi:10.3390/min14111100
 
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