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Brennseter Mica Prospect, Skien, Telemark, Norway

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Name in Norwegian:Brennseter, Skien, Telemark, Norge
Latitude & Longitude (WGS84): 59° 19' 2'' North , 9° 33' 49'' East
Latitude & Longitude (decimal): 59.31726,9.56363
GeoHash:G#: u4wc3wkh0
Locality type:Prospect
Köppen climate type:Dfb : Warm-summer humid continental climate
Other/historical names associated with this locality:Kråkesølvgruva


A small prospect ca. 250 m North of Brennseter, only 1,5m long, 1,5m high and 1m broad, following a nepheline-syenite pegmatite vein.

Regions containing this locality

Scandinavia

Region - 2,024 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


6 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

'Basalt'
Reference: Larsen, A. O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p (p.11)
'Clinopyroxene Subgroup'
Description: in the aegirine-diopside series
Reference: Larsen, A.O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p
Magnetite
Formula: Fe2+Fe3+2O4
Reference: Larsen, A.O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p
'commodity:Mica'
Reference:  
Natrolite
Formula: Na2Al2Si3O10 · 2H2O
Reference: Larsen, A.O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p
Natrolite var: Spreustein
Formula: Na2Al2Si3O10 · 2H2O
Reference: Larsen, A.O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p
Nepheline
Formula: Na3K(Al4Si4O16)
Reference: Larsen, A.O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p
'Nepheline syenite pegmatite'
Reference: Larsen, A. O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p (p.11)
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Reference: A. O. Larsen, 1993, "Gruver og skjerp i Skien", p. 11.
Schorlomite
Formula: Ca3(Ti,Fe3+)2((Si,Fe3+)O4)3
Reference: Larsen, A.O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p
Titanite
Formula: CaTi(SiO4)O
Reference: Larsen, A.O. (1993): Gruver og skjerp i Skien. Stathelle 1993. 72p

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Magnetite'4.BB.05Fe2+Fe3+2O4
Group 9 - Silicates
'Natrolite'9.GA.05Na2Al2Si3O10 · 2H2O
var: Spreustein9.GA.05Na2Al2Si3O10 · 2H2O
'Nepheline'9.FA.05Na3K(Al4Si4O16)
'Phlogopite'9.EC.20KMg3(AlSi3O10)(OH)2
'Schorlomite'9.AD.25Ca3(Ti,Fe3+)2((Si,Fe3+)O4)3
Titanite9.AG.15CaTi(SiO4)O
Unclassified Minerals, Rocks, etc.
'Basalt'-
'Clinopyroxene Subgroup'-
'Nepheline syenite pegmatite'-

List of minerals arranged by Dana 8th Edition classification

Group 7 - MULTIPLE OXIDES
AB2X4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Schorlomite51.4.3c.1Ca3(Ti,Fe3+)2((Si,Fe3+)O4)3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework Feldspathoids and related species
Nepheline76.2.1.2Na3K(Al4Si4O16)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Natrolite77.1.5.1Na2Al2Si3O10 · 2H2O
Unclassified Minerals, Rocks, etc.
'Basalt'-
'Clinopyroxene Subgroup'-
Natrolite
var: Spreustein
-Na2Al2Si3O10 · 2H2O
'Nepheline syenite pegmatite'-

List of minerals for each chemical element

HHydrogen
H NatroliteNa2Al2Si3O10 · 2H2O
H PhlogopiteKMg3(AlSi3O10)(OH)2
H Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
OOxygen
O MagnetiteFe2+Fe23+O4
O NatroliteNa2Al2Si3O10 · 2H2O
O NephelineNa3K(Al4Si4O16)
O PhlogopiteKMg3(AlSi3O10)(OH)2
O SchorlomiteCa3(Ti,Fe3+)2((Si,Fe3+)O4)3
O Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
O TitaniteCaTi(SiO4)O
NaSodium
Na NatroliteNa2Al2Si3O10 · 2H2O
Na NephelineNa3K(Al4Si4O16)
Na Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
MgMagnesium
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
AlAluminium
Al NatroliteNa2Al2Si3O10 · 2H2O
Al NephelineNa3K(Al4Si4O16)
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
SiSilicon
Si NatroliteNa2Al2Si3O10 · 2H2O
Si NephelineNa3K(Al4Si4O16)
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si SchorlomiteCa3(Ti,Fe3+)2((Si,Fe3+)O4)3
Si Natrolite (var: Spreustein)Na2Al2Si3O10 · 2H2O
Si TitaniteCaTi(SiO4)O
KPotassium
K NephelineNa3K(Al4Si4O16)
K PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Ca SchorlomiteCa3(Ti,Fe3+)2((Si,Fe3+)O4)3
Ca TitaniteCaTi(SiO4)O
TiTitanium
Ti SchorlomiteCa3(Ti,Fe3+)2((Si,Fe3+)O4)3
Ti TitaniteCaTi(SiO4)O
FeIron
Fe MagnetiteFe2+Fe23+O4
Fe SchorlomiteCa3(Ti,Fe3+)2((Si,Fe3+)O4)3

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Permian - Carboniferous
251.902 - 358.9 Ma



ID: 3143423
Carboniferous granite

Age: Phanerozoic (251.902 - 358.9 Ma)

Lithology: Major:{granite group}, Minor{monzonite,syenite,plutonic ultramafic group}

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Permian
251.902 - 298.9 Ma



ID: 3191892
Paleozoic intrusive rocks

Age: Phanerozoic (251.902 - 298.9 Ma)

Lithology: Intrusive igneous rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

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Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Larsen, A. O. (1993) Gruver og skjerp i Skien. Stathelle 1993. 72p. (p.11)


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