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
Almgjotheii, Flatestøl, Lund, Rogaland, Norway


Locality type:Outcrop
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Comments:Belongs to M2 assemblage and overgrowths on M2 assemblage (cf. Eur. J. Mineral. , 1991, 3, pp. 367-386).
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Almgjotheii, Flatestøl, Lund, Rogaland, Norway
Data Identifiers
Mindat Occurrence Record ID:27638
Long-form Identifier:1:3:27638:4
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
8.7km (5.4 miles) ⓘBjuland Copper Prospect, Lund, Rogaland, Norway
9.3km (5.8 miles) ⓘVasshus Ti-V-P Deposit, Lund, Rogaland, Norway
10.9km (6.7 miles) ⓘBilstadvatnet West Ti-V-P Deposit, Lund, Rogaland, Norway
12.7km (7.9 miles) ⓘTeksevatnet Ti-V-P Deposit, Lund, Rogaland, Norway
14.4km (9.0 miles) ⓘTeksevatnet South, Eigersund, Rogaland, Norway
15.7km (9.8 miles) ⓘTimrevik, Eigersund, Rogaland, Norway
15.8km (9.8 miles) ⓘTeksestemmen, Eigersund, Rogaland, Norway
17.7km (11.0 miles) ⓘTerland, Eigersund, Rogaland, Norway
18.2km (11.3 miles) ⓘTerland South, Eigersund, Rogaland, Norway
22.2km (13.8 miles) ⓘHelleland, Eigersund, Rogaland, Norway
References
Grew, Edward S., McGee, James J., Yates, Martin G., Peacor, Donald R., Rouse, Roland C., Huijsmanns, Joep P. P., Shearer, Charles K., Wiedenbeck, Michael, Thost, Douglas E., Su, Shu-Chun (1998) Boralsilite (Al16B6Si2O37); a new mineral related to sillimanite from pegmatites in granulite-facies rocks. American Mineralogist, 83 (5) 638-651 doi:10.2138/am-1998-5-624
 
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