| Locality type: | Pegmatite |
| Classification |
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| Species: | 'Pyrochlore Group' (not an IMA approved species) |
| Formula: | A2Nb2(O,OH)6Z |
| Comments: | microscopic grain |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Pyrochlore Group data |
| Locality Data: | Click here to view Bakstevalåsen, Gunhildrud, Øvre Eiker, Buskerud, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 624324 |
| Long-form Identifier: | 1:3:624324:1 |
| GUID (UUID V4): | e900c2db-230f-49e7-b491-3b6c212169ef |
| Nearest other occurrences of Pyrochlore Group |
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| 42.0km (26.1 miles) | ⓘRennesik 2, Hedrum, Larvik, Vestfold, Norway |
| 43.2km (26.9 miles) | ⓘSæteråsen Niobium-deposit, Hedrum, Larvik, Vestfold, Norway |
| 47.1km (29.3 miles) | ⓘLia Mine (Saude Mine), Akkerhaugen, Sauherad, Midt-Telemark, Telemark, Norway |
| 50.3km (31.2 miles) | ⓘFarmenrøysa, Hedrum, Larvik, Vestfold, Norway |
| 54.0km (33.6 miles) | ⓘSlag dumps, Søve Mines, Nome, Telemark, Norway |
| 54.1km (33.6 miles) | ⓘCappelen Quarry, Søve Mines, Nome, Telemark, Norway |
| 54.2km (33.7 miles) | ⓘHydro Quarry, Nome, Telemark, Norway |
| 54.5km (33.8 miles) | ⓘAnundsjøen, Kvelde, Larvik, Vestfold, Norway |
| 54.9km (34.1 miles) | ⓘTufte Quarry, Søve Mines, Nome, Telemark, Norway |
| 56.4km (35.0 miles) | ⓘBuer, Bjørkedalen, Porsgrunn, Telemark, Norway |
| References |
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Jahren, J., Berg, Hans-Jørgen, Hurum, Jørn H., Wulff-Pedersen, E. (1998) Nye undersøkelser av amazonitt- genthelvin pegmatitten fra Fiskum, Øvre Eiker [New investigation on the amazonite-genthelvite pegmatite of Fiskum, Øvre Eiker]. Norsk Bergverksmuseum Skrift, 14. 13-16 |
| Reference Search (possible matching items) |
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 | | Thesis/Dissertation | | petrology of the amazonite pegmatite at Bakstevalåsen, øvre Eiker Øyvind Sunde Mineralogy and petrology...petrology of the amazonite pegmatite at Bakstevalåsen, øvre Eiker Øyvind Sunde Master Thesis in Geosciences...Hand specimen of the amazonite pegmatite at Bakstevalåsen measuring a 15 cm cross-section with amazonite...gadolinite-(Y), biotite, zircon, columbite-(Fe), pyrochlore group minerals, and fluorite occur throughout the...alkali granite intrusive complexes in the Oslo Rift, Norway. The aim is to investigate the mineralogy and petrogenesis |
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