(Last updated: 23.01.2024)
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Norsk versjon | ||||
| THE ORE DATABASE | |||||
| Occurence 3312 - 016 Sørumsåsen | |||||
| (Object Id: 5815) (Last updated: 23.01.2024) |
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| Location |
| County: | Buskerud | Municipality: | Lier (3312) |
| Map 1:50000: | Lier (1814-4) | Map 1:250000: | Oslo |
| Coordinate system: | EU89-UTM Zone 32 |
| East: | 573249 m. | North: | 6625569 m. |
| Longitude: | 10.3039310 | Latitude: | 59.7614940 |
| Show on map |
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| Resource |
| Resource Type: | Ferroalloys (Cr,Ni,Co,V,Mo,W) | Resource Subtype: | Molybdenium | |
| Element(s): | Mo |
| Importance |
| Raw material meaning: | Not Assessed (reg. 18.02.2015) |
| Resources and production |
| Activity: | Mining | Reserves: | 211 thousand tons | |
| Operating method: | Open pit and underground mining | Historical production: |
Products |
| Element/product | Crude ore grade or quality | Reg. date | |
| MoS2 | 0.2 % | 23.01.2024 |
Operations |
| From - To | Activity | Comments | |
| 1918 - 1918 | Test mining | ||
| 1943 - 1945 | Regular production | Company/Institution :Norsk Bergverkselskap |
Mineralization |
| Era: | Paleozoic | Period: | Permian | |
| Genesis: | Hydrothermal vein | Form: | ||
| Main texture: | Min. distribution: |
| Main grain size: | Main alteration: |
| Strike/Dip: | Direction: | |||
| Plunge: |
| Stratigraphic classification of host rock |
| Era: | Paleozoic | Period: | Permian |
| Province: | Oslo Region | |
| Geotec.unit: | Vestfold-Ringerike Graben | |
| Tectonic complex: | ||
| Igneous complex: | Drammen Batholith |
| Group: | Formation: |
Mineralogy |
| Relationship | Mineral | Amount | |
| Gangue mineral | Quartz | Major mineral (>10%) | |
| Ore mineral | Molybdenite | Major mineral (>10%) |
Lithology: |
| Relationship | Rock | Origin | |
| Host rock | Granite | Intrusive Original rock :Granite |
| The fact sheet was created on 21.11.2025 |
| Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
| Copyright © 2025 Geological Survey of Norway |