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Norsk versjon | ||||
| THE ORE DATABASE | |||||
| Deposit Area 806 - 007 | |||||
| (Last updated 27.jan.2009) | |||||
Name of Deposit Area : Åletjern |
| (Object Id : 0806,007,00,00) |
| The deposit area belongs to the Province : Fossum Jernverk |
| Location |
| County : | Telemark (08) | Municipality : | Skien (0806) |
| Map 1:50000: | Kilebygd (1713-3) | Map 1:250000: | Skien |
| Marking point: | Longitude: | 9.5335370 | Latitude: | 59.2278460 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 530449 m. | Y-coord: | 6565545 m. |
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| Commodity |
| Main Type: | Ferrous metals(Fe, Mn, Ti) | Sub Type: | Iron | |
| Element(s): | Fe |
| Production |
| Activity: | Pitting | Reserves: | ||
| Prod. method: | Production: | |||
| Prod. status: | Volume of dump: |
| Importance |
| Public: | Not Assessed (reg. 18.02.2015) |
| Economical: | Not classified/evaluated |
Mineralization |
| Era: | Paleozoic | Period: | Permian | |
| Dating: | Method: | |||
| Genesis: | Hydrothermal vein | Form: | ||
| Main texture: | Min. distribution: | Irregular (scattered) |
| Main grain size: | Fine grained (< 1 mm) | Main alteration: | No country rock alteration |
| Strike/Dip: | Direction: | |||
| Plunge: |
| Stratigraphic classification of host rock |
| Era: | Proterozoic | Period: | Mesoproterozoic |
| Province: | South Norwegian Basement Province | |
| Geotec.unit: | ||
| Tectonic complex: | ||
| Igneous complex: |
| Group: | Formation: |
Mineralogy |
| Relationship | Mineral | Amount | |
| Gangue mineral | Quartz | Major mineral (>10%) | |
| Ore mineral | Magnetite | Major mineral (>10%) |
Lithology: |
| Relationship | Rock | Origin | |
| Wall rock | Granite | Intrusive Original rock :Granite |
Structures |
| Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
| Wall rock | Foliation | Strike/Dip :340 / 50 | Pre-mineralisation ;...Effect :None |
Information(s) in free text format |
| Free text |
| Forekomsten ligger like ved sti ned til Åletjern. Det er en røskegrøft, om lag 10 m lang og inntil 2 m dyp i nord-sør retning (355 grader). Det er i stor grad overgrodd. Det ligger spredte stuffer med årekvarts som inneholder enkelte små aggregater med magnetitt. |
| The fact sheet was created on 17.01.2026 |
| Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
| Copyright © 2026 Geological Survey of Norway |