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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Dravite from
Road 450 roadcut, Eidsborg, Tokke, Telemark, Norway


Locality type:Road Cutting
Classification
Species:Dravite
Formula:NaMg3Al6(Si6O18)(BO3)3(OH)3(OH)
Colour:Black, dark reddish brown in thin prism
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Dravite data
Locality Data:Click here to view Road 450 roadcut, Eidsborg, Tokke, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:558190
Long-form Identifier:1:3:558190:0
GUID (UUID V4):0
Nearest other occurrences of Dravite
1.8km (1.1 miles) ⓘAskom lower adit, Dalen Molybdenum and Copper Mines, Dalen, Tokke, Telemark, Norway
6.5km (4.0 miles) ⓘTjostolvflaten roadcut, Tjostolvflaten, Tokke, Telemark, Norway
21.1km (13.1 miles) ⓘListaulli Mine, Kviteseid, Telemark, Norway
33.1km (20.5 miles) ⓘBlika gold mine, Svartdal, Seljord, Telemark, Norway
91.5km (56.9 miles) ⓘKittilsland Mine, Nore og Uvdal, Buskerud, Norway
98.4km (61.1 miles) ⓘHullvann, Bjordammen, Bamble, Telemark, Norway
98.4km (61.1 miles) ⓘBjordam Sunstone Quarry, Bjordammen, Bamble, Telemark, Norway
98.5km (61.2 miles) ⓘBjordammen, Bamble, Telemark, Norway
98.9km (61.4 miles) ⓘMoland Industrial Site, Akland, Risør, Agder, Norway
99.2km (61.7 miles) ⓘKammerfoss area, Kragerø, Telemark, Norway
References
Larsen, Alf Olav, Nordrum, Fred Steinar, Austrheim, Haakon (1999) Turmaliner i Norge [Tourmalines in Norway]. Norsk Bergverksmuseum Skrift, 15. Norsk Bergverksmuseum (Norwegian Mining Museum) 21-30
Larsen, Alf Olav, Kolitsch, Uwe, Dahlgren, Sven (2020) A reconnaissance study of the crystal chemistry of tourmalines from the Meso-Proterozoic Telemark area, Norway. Norsk Mineralsymposium 2020, 78-99
 
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