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Occurence 5059 - 038 Blautsetet II
(Object Id: 4491)
(Last updated: 13.04.2020)

Location
County: Trøndelag Municipality: Orkland (5059)
Map 1:50000: Trollhetta (1520-4) Map 1:250000: Røros
Coordinate system: EU89-UTM Zone 32
East: 532530 m. North: 6984962 m.
Longitude: 9.6420830 Latitude: 62.9929130
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Resource
Resource Type: Base metals (Cu,Zn,Pb,Fe sulphides, As,Sb,Bi,Sn) Resource Subtype: Copper
Element(s): Kis Cu
Importance
Raw material meaning: Not Assessed (reg. 18.02.2015)

Resources and production
Activity: Pitting Reserves:
Operating method: Historical production:


Operations
From - To Activity Comments
1984 - 1984 Geology Company/Institution :NTH
Siv Kjedsen; Diplomoppgave

Mineralization
Era: Paleozoic Period: Ordovician
Genesis: Hydrothermal vein Form: Irregular
Main texture: Structureless Min. distribution: Irregular (scattered)
Main grain size: Fine grained (< 1 mm) Main alteration: Chloritisation
Strike/Dip: 330 / 90 Direction:
Plunge:
Stratigraphic classification of host rock
Era: Paleozoic Period: Ordovician
Province: Caledonides
Geotec.unit: Trondheim Nappe Complex
Tectonic complex: Støren Nappe
Igneous complex:
Group: Støren Group Formation:

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

Lithology:
Relationship Rock Origin
Host rock Porphyritic dyke Intrusive
Original rock :Dolerite
Metamorphic facies :Greenschist
Host rock Greenstone Extrusive
Original rock :Basalt
Metamorphic facies :Greenschist

Structures
Location: Type: Orientation(360 gr.): Relation to min.:
Host rock Foliation Strike/Dip :160 / 75 Pre-mineralisation ;...Effect :Modifies

Information(s) in free text format
Free text
Skjerpeaktiviteten følger en bekkekløft over en lengde på omkring 100 m. Sulfidmineralmineralene; magnetkis, pyritt og kobberkis finnes både i årer, aggregater og disseminert i en 20-30 bred kvartsgang og i sidebergarten til denne. Den sulfidmineraliserte sonen er opptil 1,5 m bred i sør, men ser ut til å kile ut mot NNV. Vertsbergarten består av skifrig og massiv grønnstein i sør, mens porfyrisk, dolerittisk gangbergart dominerer i nord.

Bibliography:
From NGU's Reference Archive:
Kjeldsen, Siv , 1984
En undersøkelse av sulfidmineraliseringer i Grefstadfjell og Resfjellområdene, Løkkenfeltet.
;NTH Bergavd.;AVHANDLING

Fieldsamples
Sample No. Sample type Miscellanrous
JS-M1930 Bedrock
Sampler: J.S. Sandstad/...Stored: Løkken/...Size(kg): 2
Comment: Pyrite-chalcopyrite in quartz-rich matrix
No. of registrated element analyses = 1
JS-M1931 Bedrock
Sampler: J.S. Sandstad/...Stored: Løkken/...Size(kg): 2
Comment: Pyrrhotite-chalcopyrite veinlets/aggregates in greenstone
No. of registrated element analyses = 1
NB! All analyse values are shown at the end of the printout.:


Analyse Results
from
Deposit Area 5059 - 038 Blautsetet II

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#
JS-M1930 Bedrock 3260 525 11 84 22 1.2 7.0
JS-M1931 Bedrock 4720 754 12 126 27 1.6 10.0
------------------
Sample No. Pt# Pd# As* Cd* Ba* Mo* Sn* Sb* Bi*
JS-M1930 -5.0 -1.0 11 1.8 -10 8.07 1 1 0
JS-M1931 -5.0 -1.0 18 2.7 10 4.15 1 1 0
------------------
Sample No. Se* Ga* Ge* In* S% V* Cr* Mn* Fe%
JS-M1930 21.00 10.45 0.23 0.16 10.00 217 22 1430 15.25
JS-M1931 26.00 9.12 0.24 0.15 10.00 191 25 1170 14.70
------------------
Sample No. Th* U* W* Rb* Sr* Y* Zr* Nb* Ta*
JS-M1930 0.12 -0.10 -0 0.3 11.1 21.3 36 1.10 0.11
JS-M1931 0.11 -0.10 -0 0.3 16.6 20.6 24 1.10 0.12
------------------
Sample No. Cs* La* Ce* Li* Be* Na* Mg* Al* P*
JS-M1930 0.31 2.40 7.69 6 0 1 2 3 410
JS-M1931 0.39 2.40 7.82 5 0 2 2 3 390
------------------
Sample No. K * Ca* Sc* Ti* Te* Hf* Re* Tl*
JS-M1930 0 2 21.40 1 0.42 1.00 62 -0
JS-M1931 0 2 20.60 1 0.61 0.70 31 0


The fact sheet was created on 05.05.2024

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