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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Tourmaline from
Almgjotheii, Flatestøl, Lund, Rogaland, Norway


Locality type:Outcrop
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Colour:black
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Almgjotheii, Flatestøl, Lund, Rogaland, Norway
Data Identifiers
Mindat Occurrence Record ID:27640
Long-form Identifier:1:3:27640:9
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
76.8km (47.7 miles) ⓘLauvland 05a Feldspar Quarry, Lauvland, Evje og Hornnes, Agder, Norway
76.9km (47.8 miles) ⓘLauvland 05b Feldspar Quarry (Storemyr 1), Lauvland, Evje og Hornnes, Agder, Norway
77.6km (48.2 miles) ⓘLi, Evje og Hornnes, Agder, Norway
77.9km (48.4 miles) ⓘLi 06 Feldspar Quarry, Li, Evje og Hornnes, Agder, Norway
78.4km (48.7 miles) ⓘSkripeland 1 feldspar quarry, Skripeland, Iveland, Agder, Norway
78.5km (48.8 miles) ⓘLandås 01 Feldspar Quarry, Landås, Iveland, Agder, Norway
80.1km (49.8 miles) ⓘFrikstad 05 Feldspar Quarry, Frikstad, Iveland, Agder, Norway
81.7km (50.8 miles) ⓘBirkeland 04 Feldspar Quarry, Birkeland, Iveland, Agder, Norway
81.8km (50.8 miles) ⓘSolås Pegmatite, Iveland, Agder, Norway
83.8km (52.1 miles) ⓘLjosland 14 (Torvelona), Ljosland, Iveland, Agder, 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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