Norsk versjon | |||||
THE ORE DATABASE | |||||
Occurence 5032 - 002 Gammelgruva | |||||
(Object Id: 4430) (Last updated: 03.05.2023) |
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Location |
County: | Trøndelag | Municipality: | Selbu (5032) |
Map 1:50000: | Tydal (1721-3) | Map 1:250000: | Trondheim |
Coordinate system: | EU89-UTM Zone 32 |
East: | 621419 m. | North: | 7004092 m. |
Longitude: | 11.4095270 | Latitude: | 63.1456240 |
Show on map |
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Resource |
Resource Type: | Base metals (Cu,Zn,Pb,Fe sulphides, As,Sb,Bi,Sn) | Resource Subtype: | Copper | |
Element(s): | Cu Co |
Importance |
Raw material meaning: | Not Assessed (reg. 18.02.2015) |
Resources and production |
Activity: | Mining | Reserves: | ||
Operating method: | Open pit and underground mining | Historical production: | ,15 thousand tons |
Operations |
From - To | Activity | Comments | |
1713 - 1727 | Regular production | Company/Institution :Selboe kobberverk | |
1734 - 1764 | Regular production | ||
1826 - 1835 | Test mining | ||
1905 - 1906 | Test mining | Company/Institution :The Kjøli Mines Ltd |
Mineralization |
Era: | Paleozoic | Period: | Ordovician | |
Genesis: | Stockwork formation | Form: | Irregular | |
Main texture: | Min. distribution: | Semi-massive (20-50 % ore minerals) |
Main grain size: | Medium grained (1-3 mm) | Main alteration: | Chloritisation |
Strike/Dip: | Direction: | |||
Plunge: |
Stratigraphic classification of host rock |
Era: | Paleozoic | Period: | Ordovician |
Province: | Caledonides | |
Geotec.unit: | Trondheim Nappe Complex | |
Tectonic complex: | ||
Igneous complex: |
Group: | Fundsjø | Formation: |
Mineralogy |
Relationship | Mineral | Amount | |
Ore mineral | Chalcopyrite | Major mineral (>10%) | |
Ore mineral | Pyrrhotite | Major mineral (>10%) | |
Ore mineral | Pyrite | Major mineral (>10%) | |
Ore mineral | Magnetite | Subordinate mineral (1-10%) |
Lithology: |
Relationship | Rock | Origin | |
Host rock | Grønnskifer | Extrusive Original rock :Basalt |
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Metamorphic facies :Amphibolite | |||
Wall rock | Porfyrisk metadoleritt | Intrusive Original rock :Dolerite |
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Wall rock | Kvartsporfyr | ||
Wall rock | Grønnskifer | Extrusive Original rock :Basalt |
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Metamorphic facies :Amphibolite |
Structures |
Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
Host rock | Fold axis | Post-mineralisation ;...Effect :Modifies | ||
Host rock | Foliation | Post-mineralisation ;...Effect :Modifies |
Fieldsamples |
Sample No. | Sample type | Miscellanrous | ||||
ST0228.TGST93.015 | Dump |
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ST0228.TGST93.016 | Dump |
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ST0228.TGST93.017 | Dump |
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ST0228.TGST93.018 | Dump |
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ST0228.TGST93.019 | Dump |
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NB! All analyse values are shown at the end of the printout.: |
Analyse Results |
from |
Deposit Area 5032 - 002 Gammelgruva |
Element analyses |
( *=parts pr. million, #=parts pr.billion, Negative values means below detection limit value.) |
Sample No. | Sample Type | Cu* | Zn* | Pb* | Co* | Ni* | Ag* | Au# |
ST0228.TGST93.015 | Dump | 19950 | 773 | 23 | 312 | -1 | .8 | 6.0 |
ST0228.TGST93.016 | Dump | 9064 | 338 | 22 | 24 | -1 | .5 | 7.0 |
ST0228.TGST93.017 | Dump | 15414 | 387 | 43 | 286 | -1 | .7 | 14.0 |
ST0228.TGST93.018 | Dump | 1363 | 231 | 11 | 28 | -1 | -.3 | 1.0 |
ST0228.TGST93.019 | Dump | 25700 | 306 | 5 | 568 | -1 | 1.4 | 13.0 |
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Sample No. | As* | Cd* | Ba* | Mo* | Sb* | Bi* | V* | Cr* | Mn* |
ST0228.TGST93.015 | 17 | 1.8 | 3 | 3.00 | -2 | 26 | 7 | -1 | 182 |
ST0228.TGST93.016 | 6 | 1.8 | -1 | 3.00 | -2 | 2 | 3 | -1 | 186 |
ST0228.TGST93.017 | 65 | 3.2 | 5 | -1.00 | -2 | 64 | 1 | 1 | 179 |
ST0228.TGST93.018 | 8 | -.2 | -1 | 3.00 | -2 | 8 | 19 | -1 | 307 |
ST0228.TGST93.019 | 43 | 3.4 | -1 | -1.00 | -2 | 51 | 2 | -1 | 164 |
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Sample No. | Fe% | Th* | U* | W* | Sr* | La* | B* | ||
ST0228.TGST93.015 | 40.75 | 3.00 | -5.00 | 3 | 2.0 | -1.00 | 6 | ||
ST0228.TGST93.016 | 42.06 | 3.00 | -5.00 | 2 | 1.0 | -1.00 | 6 | ||
ST0228.TGST93.017 | 26.17 | 2.00 | -5.00 | 2 | 2.0 | -1.00 | -3 | ||
ST0228.TGST93.018 | 46.96 | 3.00 | -5.00 | -2 | 2.0 | -1.00 | 3 | ||
ST0228.TGST93.019 | 35.99 | 2.00 | -5.00 | 6 | 2.0 | 1.00 | 5 |
The fact sheet was created on 04.05.2024 |
Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
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