Norsk versjon | |||||
THE ORE DATABASE | |||||
Deposit Area 1736 - 004 | |||||
(Last updated 10.jun.1997) |
Name of Deposit Area : Brennan |
(Object Id : 1736,004,00,00) |
Location |
County : | Nord-Trøndelag (17) | Municipality : | Snåsa (1736) |
Map 1:50000: | Snåsa (1823-3) | Map 1:250000: | Grong |
Marking point: | Longitude: | 12.5355180 | Latitude: | 64.2346670 |
EU89-UTM Zone 33 | (Coordinates IS confirmed) |
X-coord: | 380491 m. | Y-coord: | 7125479 m. |
|
Commodity |
Main Type: | Base metals (Cu,Zn,Pb,Fe sulphides, As,Sb,Bi,Sn) | Sub Type: | Sulphides | |
Element(s): | Kis |
Production |
Activity: | Pitting | Reserves: | ||
Prod. method: | Production: | |||
Prod. status: | Volume of dump: | 10 m3 |
Importance |
Public: | Not Assessed (reg. 18.02.2015) |
Economical: | Not classified/evaluated |
Mineralization |
Era: | Paleozoic | Period: | ||
Dating: | Method: | |||
Genesis: | Sedex | Form: | Layer | |
Main texture: | Foliated | Min. distribution: | Disseminated (<20 % ore minerals) |
Main grain size: | Fine grained (< 1 mm) | Main alteration: |
Strike/Dip: | 100 / 15 | Direction: | ||
Plunge: |
Stratigraphic classification of host rock |
Era: | Paleozoic | Period: |
Province: | Caledonides | |
Geotec.unit: | Trondheim Nappe Complex | |
Tectonic complex: | ||
Igneous complex: |
Group: | Gulagruppen | Formation: |
Mineralogy |
Relationship | Mineral | Amount | |
Gangue mineral | Muscovite | Major mineral (>10%) | |
Gangue mineral | Quartz | Major mineral (>10%) | |
Gangue mineral | Biotite | Major mineral (>10%) | |
Gangue mineral | Chlorite | Major mineral (>10%) | |
Gangue mineral | Graphite | Subordinate mineral (1-10%) | |
Ore mineral | Pyrite | Major mineral (>10%) | |
Ore mineral | Chalcopyrite | Subordinate mineral (1-10%) | |
Ore mineral | Pyrrhotite | Subordinate mineral (1-10%) |
Lithology: |
Relationship | Rock | Origin | |
Host rock | Grafitth. fyllitt | Sedimentary Original rock :Argillaceous sediment |
|
Metamorphic facies :Greenschist |
Structures |
Location: | Type: | Orientation(360 gr.): | Relation to min.: | |
Host rock | Foliation | Strike/Dip :100 / 15 | Post-mineralisation ;...Effect :None |
Information(s) in free text format |
Free text |
Det er brudt ut ca. 10 m3 i en skrent i samme rustne fyllitt-horisont som det er skjerpet i ved Movatnet 3 km lenger øst. Fyllitten er grafittholdig og inneholder finfordelt svovelkis (ca. 3%) og aksessorisk magnetkis og kobberkis over minst 8 m mektighet (prøve 01 og 02). |
Fieldsamples |
Sample No. | Sample type | Miscellanrous | ||||
NT0233.01 | Bedrock |
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NT0233.02 | Bedrock |
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NB! All analyse values are shown at the end of the printout.: |
Analyse Results |
from |
Deposit Area 1736 - 004 Brennan |
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# |
NT0233.01 | Bedrock | 14 | 9 | 7 | 1 | 12 | .1 | 1.0 |
NT0233.02 | Bedrock | 54 | 91 | 6 | 21 | 61 | .1 | 2.0 |
------------------ |
Sample No. | Pt# | Pd# | As* | Cd* | Ba* | Mo* | Sb* | Bi* | S% |
NT0233.01 | 2.0 | 1.0 | 2 | .3 | 48 | 49.00 | 86 | 2 | .09 |
NT0233.02 | 3.0 | 5.0 | 2 | .2 | 57 | 6.00 | 2 | 2 | 1.42 |
------------------ |
Sample No. | V* | Cr* | Mn* | Fe% | Th* | U* | W* | Sr* | La* |
NT0233.01 | 11 | 16 | 90 | .89 | 1.00 | 5.00 | 1 | 3.0 | 4.00 |
NT0233.02 | 43 | 50 | 286 | 3.88 | 8.00 | 5.00 | 1 | 4.0 | 4.00 |
------------------ |
Sample No. | B* | ||||||||
NT0233.01 | 2 | ||||||||
NT0233.02 | 2 |
The fact sheet was created on 19.05.2024 |
Questions or comments regarding the fact sheet can be emailed to: ressursdatabaser@ngu.no |
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