Norsk versjon | |||||
THE ORE DATABASE | |||||
Occurence 1841 - 011 Jordbrumalmen | |||||
(Object Id: 2626) (Last updated: 15.11.2021) |
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Location |
County: | Nordland | Municipality: | Fauske (1841) |
Map 1:50000: | Fauske (2129-4) | Map 1:250000: | Sulitjelma |
Coordinate system: | EU89-UTM Zone 33 |
East: | 514333 m. | North: | 7475046 m. |
Longitude: | 15.3341140 | Latitude: | 67.3913520 |
Show on map |
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Resource |
Resource Type: | Ferrous metals(Fe, Mn, Ti) | Resource Subtype: | Iron | |
Element(s): | Fe P |
Importance |
Raw material meaning: | Not Assessed (reg. 18.02.2015) |
Resources and production |
Activity: | Exploration | Reserves: | ||
Operating method: | Historical production: |
Products |
Element/product | Crude ore grade or quality | Reg. date | |
Fe | 26 % | 23.11.1992 | |
P | 1.2 % | 23.11.1992 |
Operations |
From - To | Activity | Comments | |
1901 - 1901 | Geophysics | ||
1975 - 1975 | Geology | Company/Institution :Rana Gruber | |
1976 - 1976 | Core drilling | Company/Institution :Rana Gruber |
Mineralization |
Era: | Proterozoic | Period: | Neoproterozoic | |
Genesis: | Sedex | Form: | Layer | |
Main texture: | Banded | Min. distribution: | Massive (>50 % ore minerals) |
Main grain size: | Fine grained (< 1 mm) | Main alteration: |
Strike/Dip: | 230 / 50 | Direction: | 0 | |
Plunge: | 40 |
Stratigraphic classification of host rock |
Era: | Proterozoic | Period: | Neoproterozoic |
Province: | ||
Geotec.unit: | ||
Tectonic complex: | Øverste allokton | |
Igneous complex: |
Group: | Valnesfjord marm.gr. | Formation: | Neverhaugen jernmalmformasjon |
Mineralogy |
Relationship | Mineral | Amount | |
Gangue mineral | Quartz | Major mineral (>10%) | |
Gangue mineral | Amphibole | Major mineral (>10%) | |
Ore mineral | Magnetite | Major mineral (>10%) | |
Ore mineral | Apatite | Subordinate mineral (1-10%) | |
Ore mineral | Pyrite | Accessory mineral (<1%) |
Lithology: |
Relationship | Rock | Origin | |
Unknown | Diopsid-aktinolitt | Extrusive Original rock :Basalt |
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Metamorphic facies :Amphibolite | |||
Unknown | Amfibolitt | Extrusive Original rock :Basalt |
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Metamorphic facies :Amphibolite |
Structures |
Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
Unknown | Primary layering | Strike/Dip :230 / 50 | Syn-mineralisation ;...Effect :None |
Information(s) in free text format |
Free text |
Beskrivelse: se forekomst nr.NO0495 (gml. nr.310A). |
Bibliography: |
From NGU's Reference Archive: |
Huldt, K. , 1901 |
Næverhaugen iron ore deposit in Norway. |
;Norges geologiske undersøkelse;FAGRAPPORT;Bergarkivet; No.BA 1705;5 pages |
Abstract: | |
Rapporten har følgende inndeling: - Beliggenhet. - Vannkraft. - Havn og skipning. - Vei - Malmen (Lagdelt i skifer og med utsvetninger, 40-60 % Fe, 0,2-0,3 % P ubetydelig S). - Areal (Malmens lengde 8 km, bredde vanligvis 5-10 m, untaksvis 25m. Beregnet areal 29.000 kvadrat meter, beregnet masse 34 mill.tonn ned til + 100 m.o.h.) - Brytningskostnader. - Oppredning. - Analyser. |
The fact sheet was created on 19.04.2024 |
Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
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