|
|
Norsk versjon | ||||
| THE ORE DATABASE | |||||
| Deposit Area 1101 - 005 | |||||
| (Last updated 12.des.2005) | |||||
Name of Deposit Area : Lyngnes |
| (Object Id : 1101,005,00,00) |
| Location |
| County : | Rogaland (11) | Municipality : | Eigersund (1101) |
| Map 1:50000: | Egersund (1211-1) | Map 1:250000: | Mandal |
| Marking point: | Longitude: | 6.1226700 | Latitude: | 58.4238180 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 331969 m. | Y-coord: | 6479492 m. |
|
|
| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron-Titanium | |
| Element(s): | Fe Ti |
| Production |
| Activity: | Test mining | Reserves: | ||
| Prod. method: | Underground mining | Production: | 8 thousand tons | |
| Prod. status: | Volume of dump: |
| Importance |
| Public: | Little Importance (reg. 18.02.2015) |
| Economical: | Minor interest , (Confirmed 12.des.2005 by Are Korneliussen) |
Operations |
| From - To | Activity | Comments | |
| 1870 - 1875 | Test mining |
Mineralization |
| Era: | Proterozoic | Period: | Neoproterozoic | |
| Dating: | Method: | |||
| Genesis: | Orthomagmatic formation | Form: | Lens | |
| Main texture: | Structureless | Min. distribution: | Massive (>50 % ore minerals) |
| Main grain size: | Medium grained (1-3 mm) | Main alteration: |
| Strike/Dip: | Direction: | |||
| Plunge: |
| Ti-deposit type(s) |
| Main type: | Magmatic | Ilm/Mt-ratio: | ||
| Sub type: | Ilm +/- Mt +/- Ap in mafic intrusion | %TiO(Ore): | ||
| Titanium province: | Rogaland anorthosite province | %P2O5(Ore): | ||
| Host rock: | Anorthosite | %MgO(Ilm): | ||
| 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: | Egersundkompleks | Formation: |
Mineralogy |
| Relationship | Mineral | Amount | |
| Ore mineral | Ilmenite | Major mineral (>10%) | |
| Ore mineral | Magnetite | Subordinate mineral (1-10%) |
Lithology: |
| Relationship | Rock | Origin | |
| Unknown | Anortositt |
Structures |
| Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
| Unknown | Joints/Fractures | Strike/Dip :320 / 40 |
Information(s) in free text format |
| Free text |
| Fe-Ti oxide body in the Håland anorthosite, close to the contact between the Håland anorthosites and the "norito-granitic" zone (P. Michot, 1960) separating the Håland and Egersund-Ogna anorthosites. See Tidemand, 1929 in Carlson, 1945 for map of locality. |
Bibliography: |
| From NGU's Reference Archive: |
| Tidemand, W. G. , 1929 |
| Heggedal gruve. Oversiktskart Koldal-Hegdal |
| ;Norges geologiske undersøkelse;KART;Bergarkivet; No.K 2595 |
| The fact sheet was created on 22.11.2024 |
| Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
| Copyright © 2024 Geological Survey of Norway |