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Norsk versjon | ||||
| THE ORE DATABASE | |||||
| Deposit Area 423 - 002 | |||||
| (Last updated 29.apr.2019) | |||||
Name of Deposit Area : Grinder |
| (Object Id : 0423,002,00,00) |
| Location |
| County : | Hedmark (04) | Municipality : | Grue (0423) |
| Map 1:50000: | Brandval (2015-1) | Map 1:250000: | Hamar |
| Marking point: | Longitude: | 12.0484030 | Latitude: | 60.3886700 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 667993 m. | Y-coord: | 6698584 m. |
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| Commodity |
| Main Type: | Precious metals (Au,Ag,PGE) | Sub Type: | Gold | |
| Element(s): | Kis Au |
| Production |
| Activity: | Exploration | Reserves: | ||
| Prod. method: | Production: | |||
| Prod. status: | Volume of dump: |
| Importance |
| Public: | Not Assessed (reg. 20.03.2017) |
| Economical: | Could be significant , (Confirmed 28.jan.2005 by Havard Gautneb) |
Mineralization |
| Era: | Proterozoic | Period: | Neoproterozoic | |
| Dating: | Method: | |||
| Genesis: | Shear zone formation | Form: | Irregular | |
| Main texture: | Structureless | Min. distribution: | Disseminated (<20 % ore minerals) |
| Main grain size: | Medium grained (1-3 mm) | Main alteration: | Sericitisation |
| Strike/Dip: | Direction: | |||
| Plunge: |
| Stratigraphic classification of host rock |
| Era: | Proterozoic | Period: | Paleoproterozoic |
| Province: | East Norwegian Basement Province | |
| Geotec.unit: | Solør Complex | |
| Tectonic complex: | ||
| Igneous complex: |
| Group: | Kongsvinger | Formation: |
Lithology: |
| Relationship | Rock | Origin | |
| Host rock | Felsic volcanics | Extrusive | |
| Metamorphic facies :Amphibolite |
Structures |
| Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
| Host rock | Shear plane | Strike/Dip :225 / 70 | Syn-mineralisation ;...Effect :Controls |
Information(s) in free text format |
| Free text |
| The Grinder showing occurs at the northeastern margin of the large Mylonite Zone and comprises up to 100 m wide zones of pyrite-sericite phyllonites with 0.2-0.5 g/t Au (max 2 g/t). |
| The fact sheet was created on 18.05.2024 |
| Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
| Copyright © 2024 Geological Survey of Norway |