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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Plagioclase from
Sunde bridge, Snaresund, Tvedestrand, Agder, Norway


Locality type:Bridge
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Sunde bridge, Snaresund, Tvedestrand, Agder, Norway
Data Identifiers
Mindat Occurrence Record ID:979295
Long-form Identifier:1:3:979295:1
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
13.9km (8.7 miles) ⓘMørefjær Feldspar Quarry (Mörefjer), Stokken, Arendal, Agder, Norway
14.2km (8.8 miles) ⓘAlviken Feldspar Quarry, Stokken, Arendal, Agder, Norway
14.3km (8.9 miles) ⓘKallarberg apatite mine, Vegårshei, Agder, Norway
15.2km (9.4 miles) ⓘAlve Feldspar Quarry, Tromøy, Arendal, Agder, Norway
15.9km (9.9 miles) ⓘHauglandsvatnet, Vegårshei, Agder, Norway
16.2km (10.1 miles) ⓘRød III Pegmatite, Rød, Søndeled, Risør, Agder, Norway
17.4km (10.8 miles) ⓘGloserheia, Froland, Agder, Norway
19.6km (12.2 miles) ⓘSeljeåsen Nickel Prospect, Lyngrott, Froland, Agder, Norway
21.3km (13.3 miles) ⓘKleggåsen Ruby Quarry, Froland, Agder, Norway
21.7km (13.5 miles) ⓘDalsvatnet Nickel Prospect, Risør, Agder, Norway
References
Visser, D., Thijssen, P. H. M., Schumacher, J. C. (1992) Högbomite in sapphirine-bearing rocks from the Bamble Sector, south Norway. Mineralogical Magazine, 56 (384) 343-351 doi:10.1180/minmag.1992.056.384.06
 
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