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Grimsrud Mo prospect, Grimsrudbukta area, Hurum, Buskerud, Norwayi
Regional Level Types
Grimsrud Mo prospectProspect
Grimsrudbukta areaArea
HurumMunicipality
BuskerudCounty
NorwayCountry

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Key
Latitude & Longitude (WGS84):
59° 40' 42'' North , 10° 25' 51'' East
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Sætre3,009 (2013)5.4km
Åros1,142 (2013)5.4km
Hyggen408 (2010)6.0km
Svelvik3,926 (2010)7.3km
Røyken2,775 (2014)8.0km
Name(s) in local language(s):
Grimsrud Molybdenskjerp (Topasen)


An old Mo prospect. Also known as a topaz locality. Numerous topaz crystals (mostly < 1 cm long) have been found here.

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
ScandinaviaRegion

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


12 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:

Arsenopyrite
Formula: FeAsS
Reference: Knut Eldjarn Collection
Beryl
Formula: Be3Al2(Si6O18)
Reference: Knut Edvard Larsen observation in field july 2015.
Beryl var: Aquamarine
Formula: Be3Al2Si6O18
Reference: Knut Edvard Larsen observation in field july 2015.
Ferrimolybdite
Formula: Fe2(MoO4)3 · nH2O
Reference: Knut Edvard Larsen collection
Fluorite
Formula: CaF2
Colour: pale lilac
Reference: Nordrum, F.S. (2012): Noen funn av mineraler i Norge 2011-2012. Norsk Bergverksmuseum Skrifter. 49, 117-124
Galena
Formula: PbS
Reference: Knut Eldjarn Collection
'Mica Group'
Reference: Nordrum, F.S. (2012): Noen funn av mineraler i Norge 2011-2012. Norsk Bergverksmuseum Skrifter. 49, 117-124
Molybdenite
Formula: MoS2
Reference: Knut Edvard Larsen collection; Sendelbach, M. (1997): Mineralien aus dem Drammensgranit, Norwegen. Lapis. 22 (4), 35-38
Orthoclase
Formula: K(AlSi3O8)
Reference: Knut Edvard Larsen observation in field july 2015.
Pyrite
Formula: FeS2
Reference: Nordrum, F.S. (2012): Noen funn av mineraler i Norge 2011-2012. Norsk Bergverksmuseum Skrifter. 49, 117-124
Quartz
Formula: SiO2
Reference: Nordrum, F.S. (2012): Noen funn av mineraler i Norge 2011-2012. Norsk Bergverksmuseum Skrifter. 49, 117-124
Sphalerite
Formula: ZnS
Reference: Knut Eldjarn Collection
Sulphur
Formula: S8
Reference: Knut Eldjarn Collection
Topaz
Formula: Al2(SiO4)(F,OH)2
Reference: Knut Edvard Larsen collection; Sendelbach, M. (1997): Mineralien aus dem Drammensgranit, Norwegen. Lapis. 22 (4), 35-38

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Arsenopyrite2.EB.20FeAsS
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Group 3 - Halides
Fluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Ferrimolybdite7.GB.30Fe2(MoO4)3 · nH2O
Group 9 - Silicates
Beryl9.CJ.05Be3Al2(Si6O18)
var: Aquamarine9.CJ.05Be3Al2Si6O18
Orthoclase9.FA.30K(AlSi3O8)
Topaz9.AF.35Al2(SiO4)(F,OH)2
Unclassified Minerals, Rocks, etc.
'Mica Group'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Sulphur1.3.5.1S8
Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Molybdenite2.12.10.1MoS2
Pyrite2.12.1.1FeS2
Group 9 - NORMAL HALIDES
AX2
Fluorite9.2.1.1CaF2
Group 49 - HYDRATED MOLYBDATES AND TUNGSTATES
Hydrated Normal Molybdates and Tungstates
Ferrimolybdite49.2.1.1Fe2(MoO4)3 · nH2O
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Topaz52.3.1.1Al2(SiO4)(F,OH)2
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Orthoclase76.1.1.1K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
Beryl
var: Aquamarine
-Be3Al2Si6O18
'Mica Group'-

List of minerals for each chemical element

HHydrogen
H TopazAl2(SiO4)(F,OH)2
H FerrimolybditeFe2(MoO4)3 · nH2O
BeBeryllium
Be Beryl (var: Aquamarine)Be3Al2Si6O18
Be BerylBe3Al2(Si6O18)
OOxygen
O TopazAl2(SiO4)(F,OH)2
O QuartzSiO2
O FerrimolybditeFe2(MoO4)3 · nH2O
O Beryl (var: Aquamarine)Be3Al2Si6O18
O OrthoclaseK(AlSi3O8)
O BerylBe3Al2(Si6O18)
FFluorine
F TopazAl2(SiO4)(F,OH)2
F FluoriteCaF2
AlAluminium
Al TopazAl2(SiO4)(F,OH)2
Al Beryl (var: Aquamarine)Be3Al2Si6O18
Al OrthoclaseK(AlSi3O8)
Al BerylBe3Al2(Si6O18)
SiSilicon
Si TopazAl2(SiO4)(F,OH)2
Si QuartzSiO2
Si Beryl (var: Aquamarine)Be3Al2Si6O18
Si OrthoclaseK(AlSi3O8)
Si BerylBe3Al2(Si6O18)
SSulfur
S PyriteFeS2
S MolybdeniteMoS2
S ArsenopyriteFeAsS
S SphaleriteZnS
S GalenaPbS
S SulphurS8
KPotassium
K OrthoclaseK(AlSi3O8)
CaCalcium
Ca FluoriteCaF2
FeIron
Fe PyriteFeS2
Fe FerrimolybditeFe2(MoO4)3 · nH2O
Fe ArsenopyriteFeAsS
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
MoMolybdenum
Mo MolybdeniteMoS2
Mo FerrimolybditeFe2(MoO4)3 · nH2O
PbLead
Pb GalenaPbS

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Bugge, A. (1963): Norges Molybdenforekomster. Norges Geologiske Undersøkelse 217, 134 pp. [a short reference on p. 106]
Sendelbach, M. (1997): Mineralien aus dem Drammensgranit, Norwegen. Lapis. 22 (4), 35-38
Nordrum, F.S. (2012): Noen funn av mineraler i Norge 2011-2012. Norsk Bergverksmuseum Skrifter. 49, 117-124

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