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Norsk versjon | ||||
| THE NATURAL STONE DATABASE | |||||
| Occurence 3118 - 601 Mastadtjern | |||||
| (Object Id: 9976) (Last updated: 14.03.2019) |
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| Location |
| County: | Østfold | Municipality: | Indre Østfold (3118) |
| Map 1:50000: | Askim (1914-2) | Map 1:250000: | Oslo |
| Coordinate system: | EU89-UTM Zone 32 | (Coordinates NOT confirmed) |
| East: | 632118 m. | North: | 6622892 m. |
| Longitude: | 11.3493690 | Latitude: | 59.7229050 |
| Show on map |
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| Resource |
| Resource Type: | Slate and schist | Resource Subtype: | Mica schist | |
| Brickstone(Y/N): | N |
| Importance |
| Raw material meaning: | Little Importance (reg. 18.02.2015) |
| Resources and production |
| Activity: | Test mining | Reserves: | ||
| Operating method: | Open pit mining | Historical production: |
Products |
| Commercial Name | Product description |
| Classification: Cleaved slabs | Colour: Grayish | ||
| Play of colours : | Uniformity: | ||
| Lithology: | Grain size: |
Operations |
| From - To | Activity | Comments | |
| Test mining |
Deposit rock |
| Lithology: | Weathering colour: | |||
| Genesis: | Form: | |||
| Main texture: |
| Main grain size: | Main alteration: |
| Strike/Dip: | Direction: | |||
| Plunge: |
| Stratigraphic classification of host rock |
| Era: | Period: |
| Province: | ||
| Geotec.unit: | ||
| Tectonic complex: | ||
| Igneous complex: |
| Group: | Formation: |
Structures |
| Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
| Not defined | Schistosity |
Information(s) in free text format |
| Description |
| Bergarten er en gneislig glimmerskifer. Har ingen økonomisk interesse. Ligger like ved en drikkevannskilde. Referanse: Lund, B., 1979: NGU Rapport 1698. Bergarkivrapport 5966. |
Bibliography: |
| From NGU's Reference Archive: |
| Lund, Bjørn ; Mikalsen, Trygve , 1979 |
| Oversikt over Norges skiferforekomster. |
| ;Norges geologiske undersøkelse;FAGRAPPORT;NGU-rapport; No.1698; pages |
| Abstract: | |
| Norges geologiske undersøkelse mottok i jan.79 en henvendelse fra Industridepartementet om å gi en samlet, kortfattet oversikt over Norges skiferforekomster. Alt materiale er tatt fra rapporter ved bergarkivet, NGU og de mest relevante opplysninger er samlet i vedlagte bilag. Bilagene er ordnet fylkesvis. Hver lokalitet er angitt med plottnr. som igjen refererer til vedlagte kart. |
| The fact sheet was created on 23.12.2025 |
| Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
| Copyright © 2025 Geological Survey of Norway |