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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Aegirine-augite from
Buer, Bjørkedalen, Porsgrunn, Telemark, Norway


Locality type:Dump
Classification
Species:Aegirine-augite
Formula:(NaaCabFec2+Mgd)(Fee3+AlfFeg2+Mgh)Si2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Aegirine-augite data
Locality Data:Click here to view Buer, Bjørkedalen, Porsgrunn, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:555765
Long-form Identifier:1:3:555765:3
GUID (UUID V4):0
Nearest other occurrences of Aegirine-augite
11.9km (7.4 miles) ⓘLysebo roadcut, Lysebo, Hedrum, Larvik Commune, Vestfold, Norway
16.0km (9.9 miles) ⓘBjørndalen Quarry (Lundhs labrador), Tvedalen, Larvik Commune, Vestfold, Norway
19.7km (12.2 miles) ⓘSæteråsen Niobium-deposit, Hedrum, Larvik Commune, Vestfold, Norway
29.6km (18.4 miles) ⓘHolla, Nome, Telemark, Norway
34.0km (21.1 miles) ⓘKjela, Yxney, Østerøya, Sandefjord, Vestfold, Norway
40.3km (25.1 miles) ⓘSjåen feldspar Mine, Sjåen, Kragerø, Telemark, Norway
References
Larsen, Alf Olav, Raade, Gunnar (1997) Pyroksener fra Oslofeltets syenittpegmatitter [Pyroxenes from the syenite pegmatites of the Oslo Region]. Norsk Bergverksmuseum Skrift, 12. 16-21
 
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