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Norsk versjon | ||||
| THE ORE DATABASE | |||||
| Deposit Area 1644 - 040 | |||||
| (Last updated 08.nov.2023) | |||||
Name of Deposit Area : Blåhenbekken |
| (Object Id : 1644,040,00,00) |
| Location |
| County : | Sør-Trøndelag (16) | Municipality : | Holtålen (1644) |
| Map 1:50000: | Ålen (1720-4) | Map 1:250000: | Røros |
| Marking point: | Longitude: | 11.4820250 | Latitude: | 62.9076970 |
| EU89-UTM Zone 32 | (Coordinates IS confirmed) |
| X-coord: | 626094 m. | Y-coord: | 6977737 m. |
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| Commodity |
| Main Type: | Base metals (Cu,Zn,Pb,Fe sulphides, As,Sb,Bi,Sn) | Sub Type: | Copper | |
| Element(s): | Cu |
| Production |
| Activity: | Pitting | Reserves: | ||
| Prod. method: | Production: | |||
| Prod. status: | Volume of dump: | 5 m3 |
| Importance |
| Public: | Little Importance (reg. 18.02.2015) |
| Economical: | Minor interest |
Operations |
| From - To | Activity | Comments | |
| 1997 - 1997 | Sampling | Company/Institution :NGU |
Mineralization |
| Era: | Paleozoic | Period: | Ordovician | |
| Dating: | Method: | |||
| Genesis: | Volcex | Form: | ||
| Main texture: | Structureless | Min. distribution: | Semi-massive (20-50 % ore minerals) |
| Main grain size: | Fine grained (< 1 mm) | Main alteration: | Silicification |
| Strike/Dip: | 350 / 90 | Direction: | ||
| Plunge: |
| Stratigraphic classification of host rock |
| Era: | Paleozoic | Period: | Ordovician |
| Province: | Caledonides | |
| Geotec.unit: | Trondheim Nappe Complex | |
| Tectonic complex: | Meråker Nappe | |
| Igneous complex: |
| Group: | Fundsjø | Formation: | Hersjø |
Mineralogy |
| Relationship | Mineral | Amount | |
| Gangue mineral | Quartz | Major mineral (>10%) | |
| Ore mineral | Pyrrhotite | Major mineral (>10%) | |
| Ore mineral | Chalcopyrite | Subordinate mineral (1-10%) | |
| Ore mineral | Pyrite | Subordinate mineral (1-10%) |
Lithology: |
| Relationship | Rock | Origin | |
| Wall rock | Amphibolite | Extrusive Original rock :Basalt |
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| Metamorphic facies :Amphibolite |
Structures |
| Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
| Wall rock | Mineral banding | Strike/Dip :225 / 60 | Syn-mineralisation ;...Effect :None |
| Photo(s) from the Deposit area: |
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Fieldsamples |
| Sample No. | Sample type | Miscellanrous | ||||
| JS97003 | Dump |
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| JS97004 | Dump |
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| 399841 | Dump |
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| NB! All analyse values are shown at the end of the printout.: |
Analyse Results |
| from |
| Deposit Area 1644 - 040 Blåhenbekken |
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# |
| JS97003 | Dump | 831 | 335 | 13 | 91 | 538 | 2.4 | 36.0 |
| JS97004 | Dump | 147 | 61 | 21 | 9 | 31 | .8 | 6.0 |
| 399841 | Dump | 4718 | 81000 | 36 | 221 | 63 | 36.3 | 17.0 |
| ------------------ |
| Sample No. | Pt# | Pd# | As* | Cd* | Ba* | Mo* | Sb* | Bi* | S% |
| JS97003 | 6.0 | 40.0 | 27 | 4.8 | 6 | 48.00 | -3 | -3 | 17.53 |
| JS97004 | 2.0 | 5.0 | 2 | .4 | 4 | 5.00 | -3 | -3 | .94 |
| 399841 | 1100 | 133.9 | 2 | 4.00 | 5 | 124 |
| ------------------ |
| Sample No. | V* | Cr* | Mn* | Fe% | Th* | U* | W* | Sr* | La* |
| JS97003 | 175 | 83 | 94 | 27.63 | 4.00 | -8.00 | -2 | 4.0 | 2.00 |
| JS97004 | 17 | 7 | 31 | 1.68 | -2.00 | -8.00 | -2 | 4.0 | -1.00 |
| 399841 | 1 | 25 | 124 | 10.00 | 2.0 | 0.50 |
| ------------------ |
| Sample No. | B* | Ti* | |||||||
| JS97003 | -3 | ||||||||
| JS97004 | -3 | ||||||||
| 399841 | 100 |
| The fact sheet was created on 19.05.2024 |
| Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
| Copyright © 2024 Geological Survey of Norway |