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Norsk versjon | ||||
| THE ORE DATABASE | |||||
| Deposit Area 1111 - 006 | |||||
| (Last updated 18.mai.2015) | |||||
Name of Deposit Area : Blåfjell |
| (Object Id : 1111,006,00,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3851440 | Latitude: | 58.3562790 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 346999 m. | Y-coord: | 6471349 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
| Production |
| Activity: | Mining | Reserves: | ||
| Prod. method: | Open pit mining | Production: | 90 thousand tons | |
| Prod. status: | Disused, closed | Volume of dump: |
| Importance |
| Public: | Little Importance (reg. 18.05.2015) |
| Economical: | Minor interest , (Confirmed 18.mai.2015 by Henrik Schiellerup) |
| Historical: | Yes , (Confirmed 18.mai.2015 by Henrik Schiellerup) |
Mineralization |
| Era: | Proterozoic | Period: | Neoproterozoic | |
| Dating: | Method: | |||
| Genesis: | Orthomagmatic formation | Form: | ||
| Main texture: | Min. distribution: |
| Main grain size: | Main alteration: |
| Strike/Dip: | Direction: | |||
| Plunge: |
| Ti-deposit type(s) |
| Main type: | Magmatic | Ilm/Mt-ratio: | ||
| Sub type: | Ilmenite in anorthosite | %TiO(Ore): | > 12 | |
| Titanium province: | Rogaland anorthosite province | %P2O5(Ore): | <1 | |
| Host rock: | Anorthosite | %MgO(Ilm): | > 3 | |
| Main Ti mineral: | Ilmenite | %V2O3(Mt): | ||
| ppm U (Rutile): |
| Stratigraphic classification of host rock |
| Era: | Proterozoic | Period: | Neoproterozoic |
| Province: | South Norwegian Basement Province | |
| Geotec.unit: | ||
| Tectonic complex: | ||
| Igneous complex: |
| Group: | Formation: |
Information(s) in free text format |
| Free text |
| The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and develop thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Blåfjelldalen, Aursland 1, Ligruve and Raset gruve. |
Bibliography: |
| From NGU's Reference Archive: |
| Bugge, Carl , 1916 |
| Sogndal grube. Geologisk kart over Frøytlev og Blåfjell 1:1 000 |
| ;Norges geologiske undersøkelse;KART;Bergarkivet; No.K 1283 |
| Bugge, Carl , 1916 |
| Sogndal grube. Geologisk profil av Blåfjell 1:1 000 |
| ;Norges geologiske undersøkelse;KART;Bergarkivet; No.K 1282 |
| Bugge, Carl , 1916 |
| Sogndal grube. Plankart over Blåfjellet gruve 1:1 000 |
| ;Norges geologiske undersøkelse;KART;Bergarkivet; No.K 1285 |
| Sokndal gruve. Gruvekart. Profilskisser av Frøytlev og Blåfjell 1:2 000 |
| ;Norges geologiske undersøkelse;KART;Bergarkivet; No.K 2425 |
Name of Locality : Blåfjelldal |
| (Object Id : 1111,006,01,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3859640 | Latitude: | 58.3567450 |
| EU89-UTM Zone 32 | (Coordinates NOT confirmed) |
| X-coord: | 347049 m. | Y-coord: | 6471399 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
Information(s) in free text format |
| Free text |
| Part of the Blåfjell deposit. The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and develop thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Aursland 1, Ligruve and Raset gruve. Blåfjelldal is a very minor exploit 100 m south of and above the main adits (see Carlson, 1945). |
Name of Locality : Ligruve |
| (Object Id : 1111,006,02,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3841910 | Latitude: | 58.3576080 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 346950 m. | Y-coord: | 6471500 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
Information(s) in free text format |
| Free text |
| Part of the Blåfjell deposit. The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and evolve thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Blåfjelldalen, Aursland 1, Ligruve and Raset gruver. |
Name of Locality : Nye Rasetgruve |
| (Object Id : 1111,006,03,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3824170 | Latitude: | 58.3584700 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 346849 m. | Y-coord: | 6471599 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
Information(s) in free text format |
| Free text |
| Part of the Blåfjell deposit. The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and evolve thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Blåfjelldalen, Aursland gruve, Ligruve and Raset gruver. Nye Raset gruve is the only deposit in the Blåfjell system located north of the Blåfjell road. |
Name of Locality : Overgruve |
| (Object Id : 1111,006,04,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3851310 | Latitude: | 58.3564590 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 347000 m. | Y-coord: | 6471370 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
Information(s) in free text format |
| Free text |
| Adit in the Blåfjell deposit. The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and evolve thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Blåfjelldalen, Aursland 1, Ligruve and Raset gruver. |
Name of Locality : Platformgruve |
| (Object Id : 1111,006,05,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3832380 | Latitude: | 58.3589360 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 346900 m. | Y-coord: | 6471649 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
Information(s) in free text format |
| Free text |
| Adit in the Blåfjell deposit. The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and evolve thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Blåfjelldalen, Aursland 1, Ligruve and Raset gruver. |
Name of Locality : Raset gruve |
| (Object Id : 1111,006,06,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3824840 | Latitude: | 58.3575730 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 346850 m. | Y-coord: | 6471500 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
Information(s) in free text format |
| Free text |
| Part of the Blåfjell deposit. The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and evolve thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Blåfjelldalen, Aursland 1, Ligruve and Raset gruver. |
Name of Locality : Toppgruve |
| (Object Id : 1111,006,07,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3832380 | Latitude: | 58.3589360 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 346900 m. | Y-coord: | 6471649 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
Information(s) in free text format |
| Free text |
| Adit in the Blåfjell deposit. The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and evolve thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Blåfjelldalen, Aursland 1, Ligruve and Raset gruver. |
Name of Locality : Undergruve |
| (Object Id : 1111,006,08,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Sokndal (1111) |
| Map 1:50000: | Sokndal (1311-4) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.3832380 | Latitude: | 58.3589360 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 346900 m. | Y-coord: | 6471649 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
Information(s) in free text format |
| Free text |
| Adit in the Blåfjell deposit. The Blåfjell deposit is associated with a 3.5 km long norite pegmatite. In places this pegmatite dyke is mineralized and evolve thick almost monomineralic layers or off-shots of ilmenite. The most prominent mineralizations are found at Blåfjell and include: Platform gruve, Under-, Over-, and Toppgruve, Blåfjelldalen, Aursland 1, Ligruve and Raset gruver. |
| The fact sheet was created on 05.05.2024 |
| Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
| Copyright © 2024 Geological Survey of Norway |