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Norsk versjon | ||||
| THE INDUSTRIAL MINERAL DATABASE | |||||
| Deposit Area 928 - 334 | |||||
| (Last updated 22.jan.2020) | |||||
Name of Deposit Area : Sundtjern |
| (Object Id : 0928,334,00,00) |
| Location |
| County : | Aust-Agder (09) | Municipality : | Birkenes (0928) |
| Map 1:50000: | Mykland (1512-2) | Map 1:250000: | Arendal |
| Marking point: | Longitude: | 8.3805590 | Latitude: | 58.5609370 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 463959 m. | Y-coord: | 6491329 m. |
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| Commodity |
| Main Type: | Feldspar | Sub Type: | Pegmatitic feldspar |
| Importance |
| Public: | Not Assessed (reg. 18.02.2015) |
| Economical: | Not classified/evaluated |
Products |
| Element/product | Crude ore grade or quality | |
| PEGFEL | % |
Mineralization |
| Era: | Period: | |||
| Dating: | Method: | |||
| Genesis: | Form: | |||
| Main texture: | Min. distribution: |
| Main grain size: |
| Strike/Dip: | Direction: | |||
| Plunge: |
| Stratigraphic classification of host rock |
| Era: | Period: |
| Province: | ||
| Geotec.unit: | ||
| Tectonic complex: | ||
| Igneous complex: |
| Group: | Formation: |
Fieldsamples |
| Sample No. | Sample type | Miscellanrous | ||||
| 098.02 | Hand specimen |
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| NB! All analyse values are shown at the end of the printout.: |
Analyse Results |
| from |
| Deposit Area 928 - 334 Sundtjern |
Oxide analyses |
( All values are in % ) |
| Sample No. | Sample Type | SiO2 | Al2O3 | TiO2 | Fe2O3 | MgO | CaO | Na2O |
| 098.02 | Hand specimen | 65.90 | 17.98 | 0.00 | 0.03 | 0.02 | 0.12 | 2.19 |
| ------------------ |
| Sample No. | K2O | Sum | |||||||
| 098.02 | 13.29 | 100.00 |
| The fact sheet was created on 12.12.2025 |
| Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
| Copyright © 2025 Geological Survey of Norway |