Locality type: | Quarry |
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 |
Comments: | often altered to chlorite |
Habit: | large flakes |
Confirmation |
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Validity: | Believed Valid |
Associated Minerals Based on Photo Data: |
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Fergusonite-(Y) | 1 photo of Biotite associated with Fergusonite-(Y) at this locality. |
Oligoclase-Albite | 1 photo of Biotite associated with Oligoclase-Albite at this locality. |
Data |
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Mineral Data: | Click here to view Biotite data |
Locality Data: | Click here to view Tveit 03 Feldspar Quarry (Steli), Tveit, Iveland, Agder, Norway |
Data Identifiers |
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Mindat Occurrence Record ID: | 539516 |
Long-form Identifier: | 1:3:539516:3 |
GUID (UUID V4): | 0d805701-548f-4b25-b500-94d0727195cb |
Nearest other occurrences of Biotite |
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0.3km (0.2 miles) | ⓘTveit 02 Feldspar Quarry (Varmekrekken), Tveit, Iveland, Agder, Norway |
0.4km (0.3 miles) | ⓘDalane 5 Feldspar Quarry, Dalane, Iveland, Agder, Norway |
0.5km (0.3 miles) | ⓘDalane 1 Feldspar Quarry, Dalane, Iveland, Agder, Norway |
0.8km (0.5 miles) | ⓘDalane 2 Feldspar Quarry (Bjarne Dalane's Gruve), Dalane, Iveland, Agder, Norway |
0.9km (0.6 miles) | ⓘFrøyså 03 Feldspar Quarry, Frøyså, Iveland, Agder, Norway |
0.9km (0.6 miles) | ⓘFrøyså 02 Feldspar Quarry, Frøyså, Iveland, Agder, Norway |
0.9km (0.6 miles) | ⓘFrøyså 01 Feldspar Quarry, Frøyså, Iveland, Agder, Norway |
0.9km (0.6 miles) | ⓘFrøyså 04 Feldspar Quarry, Frøyså, Iveland, Agder, Norway |
1.0km (0.6 miles) | ⓘFrøysååsen 5 Feldspar Quarry, Frøysååsen, Frøyså, Iveland, Agder, Norway |
1.1km (0.7 miles) | ⓘTveit 04 Feldspar Quarry, Tveit, Iveland, Agder, Norway |
References |
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