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THE ORE DATABASE
Deposit Area 604 - 120
(Last updated 20.nov.2019)

Name of Deposit Area : Ljøterudåsen
(Object Id : 0604,120,00,00)
Location
County : Buskerud (06) Municipality : Kongsberg (0604)
Map 1:50000: Kongsberg (1714-2) Map 1:250000: Skien
Marking point: Longitude: 9.5956610 Latitude: 59.5724920
EU89-UTM Zone 32 (Coordinates IS confirmed)
X-coord: 533652 m. Y-coord: 6603952 m.
Commodity
Main Type: Base metals (Cu,Zn,Pb,Fe sulphides, As,Sb,Bi,Sn) Sub Type: Copper
Element(s): Cu Au
Production
Activity: Pitting Reserves:
Prod. method: Production:
Prod. status: Volume of dump: 100 m3

Importance
Public: (No data)
Economical: Not classified/evaluated

Mineralization
Era: Proterozoic Period: Mesoproterozoic
Dating: Method:
Genesis: Hydrothermal vein Form:
Main texture: Min. distribution: Massive (>50 % ore minerals)
Main grain size: Main alteration: Silicification
Strike/Dip: Direction:
Plunge:
Stratigraphic classification of host rock
Era: Proterozoic Period: Mesoproterozoic
Province: South Norwegian Basement Province
Geotec.unit: Kongsberg Complex
Tectonic complex:
Igneous complex:
Group: Formation: Knuteformasjonen

Mineralogy
Relationship Mineral Amount
Gangue mineral Quartz Major mineral (>10%)
Gangue mineral Amphibole Major mineral (>10%)
Gangue mineral Chlorite Major mineral (>10%)
Gangue mineral Epidote Subordinate mineral (1-10%)
Ore mineral Chalcopyrite Major mineral (>10%)
Ore mineral Pyrrhotite Major mineral (>10%)
Ore mineral Pyrite Major mineral (>10%)
Ore mineral Sphalerite Subordinate mineral (1-10%)

Lithology:
Relationship Rock Origin
Host rock Amphibolite Extrusive
Original rock :Basalt
Metamorphic facies :Greenschist

Structures
Location: Type: Orientation(360 gr.): Relation to min.:
Host rock Foliation Strike/Dip :0 / 90 Post-mineralisation ;...Effect :Controls

Information(s) in free text format
Free text
En synk ca. 4x2 m i omriss (lengste akse N-S) og vannfylt. Opptil 3 m ned til vannspeiltet i øst. Mineralisering av 10-15 cm sone med semimassiv til massiv kobberkis-magnetkis med litt pyritt og aksessorisk sinkblende. Opptrer i kloritt-amfibolmatriks assosiert med silisifisert amfibolitt.

Photo(s) from the Deposit area:
Photo no. 1 showing Ljøterudåsen skjerp-oversikt"
Photo no. 2 showing Ljøterudåsen skjerp-synken"

Fieldsamples
Sample No. Sample type Miscellanrous
TBJ-109 Dump
Sampler :T. Bjerkgård
Comment :Massive cpy-po in vein
No. of registrated element analyses = 1
TBJ-110 Dump
Sampler :T. Bjerkgård
Comment :Massive cpy-po in vein
No. of registrated element analyses = 1
NB! All analyse values are shown at the end of the printout.:

Name of Locality : Stoll
(Object Id : 0604,120,01,00)
Location
County : Buskerud (06) Municipality : Kongsberg (0604)
Map 1:50000: Kongsberg (1714-2) Map 1:250000: Skien
Marking point: Longitude: 9.5957260 Latitude: 59.5731830
EU89-UTM Zone 32 (Coordinates IS confirmed)
X-coord: 533654 m. Y-coord: 6604029 m.
Commodity
Main Type: Base metals (Cu,Zn,Pb,Fe sulphides, As,Sb,Bi,Sn) Sub Type: Copper
Element(s): Cu Au
Production
Activity: Pitting Reserves:
Prod. method: Production:
Prod. status: Volume of dump:


Information(s) in free text format
Free text
Ca 10 m lang stoll i østlig retning i rustne amfibolitter. Lite å se på den overgrodde tippen nedenfor.

Name of Locality : Røsk
(Object Id : 0604,120,02,00)
Location
County : Buskerud (06) Municipality : Kongsberg (0604)
Map 1:50000: Kongsberg (1714-2) Map 1:250000: Skien
Marking point: Longitude: 9.5958900 Latitude: 59.5734520
EU89-UTM Zone 32 (Coordinates IS confirmed)
X-coord: 533663 m. Y-coord: 6604060 m.
Commodity
Main Type: Base metals (Cu,Zn,Pb,Fe sulphides, As,Sb,Bi,Sn) Sub Type: Copper
Element(s): Cu Au
Production
Activity: Pitting Reserves:
Prod. method: Production:
Prod. status: Volume of dump:


Information(s) in free text format
Free text
Innhugg i skråning 3x2 m og 2 m dypt. Klorittisiert, foliert amfibolitt med enkelte opptil 5 cm slirer med disseminert kobberkis. Det er også noen karbonatlinser.

Name of Locality : Grop
(Object Id : 0604,120,03,00)
Location
County : Buskerud (06) Municipality : Kongsberg (0604)
Map 1:50000: Kongsberg (1714-2) Map 1:250000: Skien
Marking point: Longitude: 9.5961870 Latitude: 59.5742050
EU89-UTM Zone 32 (Coordinates IS confirmed)
X-coord: 533680 m. Y-coord: 6604144 m.
Commodity
Main Type: Base metals (Cu,Zn,Pb,Fe sulphides, As,Sb,Bi,Sn) Sub Type: Copper
Element(s): Cu Au
Production
Activity: Pitting Reserves:
Prod. method: Production:
Prod. status: Volume of dump:


Information(s) in free text format
Free text
Vannfylt grop 5x3 m i omriss. På tippen ligger det blokker med kalsittbreksje som inneholder spredt pyritt, sinkblende og blyglans. Det er også noen få mindre blokker med semimassiv pyrittmineralisering. Sidebergart er finkornet amfibolitt.

Analyse Results
from
Deposit Area 604 - 120 Ljøterudåsen

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#
TBJ-109 Dump 62000 2670 12 360 75 36.2 1715.0
TBJ-110 Dump 47200 1420 5 181 30 23.5 553.0
------------------
Sample No. Pt# Pd# As* Cd* Ba* Mo* Sn* Sb* Bi*
TBJ-109 -5.0 -1.0 13 13.1 70 278.00 26 3 9
TBJ-110 -5.0 -1.0 8 6.2 40 25.00 29 2 3
------------------
Sample No. Se* Ga* Ge* In* V* Cr* Mn* Fe% Th*
TBJ-109 110.00 17.00 -1.00 4.00 49 4 853 20.40 12.00
TBJ-110 59.00 27.00 -1.00 3.00 123 3 1580 21.40 -1.00
------------------
Sample No. U* W* P* Sc* Ti* Te* Hf*
TBJ-109 3.00 -1 400 11.00 700 10.00 2.00
TBJ-110 3.00 -1 490 25.00 1580 3.00 -1.00

The fact sheet was created on 18.05.2024
Questions or comments regarding the fact sheet can be emailed to:
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