Locality type: | Road Cutting |
Classification |
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Species: | 'Biotite' (not an IMA approved species) |
Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Biotite data |
Locality Data: | Click here to view Chiavennite dike, Blåfjell (E18 roadcuts), Kokkersvold - Blåfjell E18 roadcuts, Langangen, Porsgrunn, Telemark, Norway |
Data Identifiers |
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Mindat Occurrence Record ID: | 1604489 |
Long-form Identifier: | 1:3:1604489:2 |
GUID (UUID V4): | 70dfa922-2ccb-4f38-9cf3-02c359b0eaa4 |
Nearest other occurrences of Biotite |
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1.1km (0.7 miles) | ⓘKokkersvold, Kokkersvold - Blåfjell E18 roadcuts, Langangen, Porsgrunn, Telemark, Norway |
4.0km (2.5 miles) | ⓘRønningen E 18 roadcuts, Porsgrunn, Telemark, Norway |
4.9km (3.1 miles) | ⓘE18 roadcuts, Slevolden, Porsgrunn, Telemark, Norway |
5.8km (3.6 miles) | ⓘSagåsen Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway |
5.8km (3.6 miles) | ⓘSaga 1 Quarry, Sagåsen, Auenlandet, Porsgrunn, Telemark, Norway |
6.1km (3.8 miles) | ⓘVevja 3 Quarry, Tvedalen, Larvik, Vestfold, Norway |
6.3km (3.9 miles) | ⓘVevja 2 Quarry, Tvedalen, Larvik, Vestfold, Norway |
6.6km (4.1 miles) | ⓘVevja Quarry, Tvedalen, Larvik, Vestfold, Norway |
6.7km (4.1 miles) | ⓘJohs Nilsens Quarry, Tvedalen, Larvik, Vestfold, Norway |
7.0km (4.3 miles) | ⓘA/S Granit Quarry, Tuften, Tvedalen, Larvik, Vestfold, Norway |
References |
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Raade, Gunnar, Åmli, Reidar, Mladeck, Micael H., Din, Victor K., Larsen, Alf Olav, Åsheim, Arne (1983) Chiavennite from syenite pegmatites in the Oslo Region, Norway. American Mineralogist, 68 (5-6) 628-633 |