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Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norwayi
Regional Level Types
Grimsrud Molybdenum prospectProspect
HurumMunicipality (Former)
AskerMunicipality
AkershusCounty
NorwayCountry

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PhotosMapsSearch
00876370017272005889753.jpg
Topaz

Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norway
06140170017272304062813.jpg
Topaz

Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norway
02138280017496572044525.jpg
Topaz

Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norway
00876370017272005889753.jpg
Topaz

Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norway
06140170017272304062813.jpg
Topaz

Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norway
07046750017454975729455.jpg
Topaz

Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norway
00876370017272005889753.jpg
Topaz

Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norway
06140170017272304062813.jpg
Topaz

Grimsrud Molybdenum prospect, Hurum, Asker, Akershus, Norway
Latitude & Longitude (WGS84):
59° 40' 42'' North , 10° 25' 51'' East
Latitude & Longitude (decimal):
59.67837,10.43091
GRN:
N40E04
Type:
Prospect
Köppen climate type:
Dfb : Warm-summer humid continental climate
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
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Follo GeologiforeningÅs21km
Buskerud GeologiforeningSolbergelva22km
Vestfold GeologiforeningHolmestrand25km
SteinklubbenSkjetten45km
Mindat Locality ID:
218436
Long-form identifier:
mindat:1:2:218436:7
GUID (UUID V4):
0
Other/historical names associated with this locality:
Topasen; Grimsrudbukta
Other Languages:
Norwegian:
Grimsrud Molybdenskjerp, Hurum, Asker, Akershus, Norge


An old Mo prospect. Also known as a topaz locality. Numerous topaz crystals (mostly < 1 cm long) have been found here. You need permission from the landowner to access this locality.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

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


Mineral List


19 valid minerals.

Rock Types Recorded

Note: 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
ⓘ Bertrandite
Formula: Be4(Si2O7)(OH)2
References:
Peter Andresen collection.Identified by Peter Andresen: Visual Identification
ⓘ Beryl
Formula: Be3Al2(Si6O18)
ⓘ Beryl var. Aquamarine
ⓘ Chalcopyrite
Formula: CuFeS2
References:
Peter Andresen collection.Identified by Peter Andresen: Visual Identification
ⓘ Ferrimolybdite
Formula: Fe2(MoO4)3 · nH2O
ⓘ Fluorite
Formula: CaF2
Colour: pale lilac
ⓘ Galena
Formula: PbS
ⓘ Gypsum
Formula: CaSO4 · 2H2O
ⓘ 'Mica Group'
ⓘ Molybdenite
Formula: MoS2
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Native Copper
Formula: Cu
Description: as inclusion in topaz
ⓘ Native Sulphur
Formula: S8
ⓘ Orthoclase
Formula: K(AlSi3O8)
ⓘ Pyrite
Formula: FeS2
ⓘ Quartz
Formula: SiO2
ⓘ Rhodochrosite
Formula: MnCO3
ⓘ Scheelite
Formula: Ca(WO4)
ⓘ Sphalerite
Formula: ZnS
ⓘ Topaz
Formula: Al2(SiO4)(F,OH)2
ⓘ 'Wolframite Group'
References:
Peter Andresen collection.Identified by Peter Andresen: Visual Identification

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘGalena2.CD.10PbS
ⓘMolybdenite2.EA.30MoS2
ⓘPyrite2.EB.05aFeS2
ⓘArsenopyrite2.EB.20FeAsS
Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
ⓘ'Wolframite Group'4.DB.30 va
Group 5 - Nitrates and Carbonates
ⓘRhodochrosite5.AB.05MnCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘGypsum7.CD.40CaSO4 · 2H2O
ⓘScheelite7.GA.05Ca(WO4)
ⓘFerrimolybdite7.GB.30Fe2(MoO4)3 · nH2O
Group 9 - Silicates
ⓘTopaz9.AF.35Al2(SiO4)(F,OH)2
ⓘBertrandite9.BD.05Be4(Si2O7)(OH)2
ⓘBeryl
var. Aquamarine		9.CJ.05Be3Al2(Si6O18)
ⓘ9.CJ.05Be3Al2(Si6O18)
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘOrthoclase9.FA.30K(AlSi3O8)
Unclassified
ⓘ'Mica Group'-

List of minerals for each chemical element

HHydrogen
Hⓘ BertranditeBe4(Si2O7)(OH)2
Hⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Hⓘ GypsumCaSO4 · 2H2O
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ TopazAl2(SiO4)(F,OH)2
BeBeryllium
Beⓘ BertranditeBe4(Si2O7)(OH)2
Beⓘ BerylBe3Al2(Si6O18)
CCarbon
Cⓘ RhodochrositeMnCO3
OOxygen
Oⓘ BertranditeBe4(Si2O7)(OH)2
Oⓘ BerylBe3Al2(Si6O18)
Oⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Oⓘ GypsumCaSO4 · 2H2O
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ OrthoclaseK(AlSi3O8)
Oⓘ QuartzSiO2
Oⓘ RhodochrositeMnCO3
Oⓘ ScheeliteCa(WO4)
Oⓘ TopazAl2(SiO4)(F,OH)2
FFluorine
Fⓘ FluoriteCaF2
Fⓘ TopazAl2(SiO4)(F,OH)2
AlAluminium
Alⓘ BerylBe3Al2(Si6O18)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ OrthoclaseK(AlSi3O8)
Alⓘ TopazAl2(SiO4)(F,OH)2
SiSilicon
Siⓘ BertranditeBe4(Si2O7)(OH)2
Siⓘ BerylBe3Al2(Si6O18)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ OrthoclaseK(AlSi3O8)
Siⓘ QuartzSiO2
Siⓘ TopazAl2(SiO4)(F,OH)2
SSulfur
Sⓘ ArsenopyriteFeAsS
Sⓘ ChalcopyriteCuFeS2
Sⓘ GalenaPbS
Sⓘ GypsumCaSO4 · 2H2O
Sⓘ MolybdeniteMoS2
Sⓘ PyriteFeS2
Sⓘ SphaleriteZnS
Sⓘ Native SulphurS8
KPotassium
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ OrthoclaseK(AlSi3O8)
CaCalcium
Caⓘ FluoriteCaF2
Caⓘ GypsumCaSO4 · 2H2O
Caⓘ ScheeliteCa(WO4)
MnManganese
Mnⓘ RhodochrositeMnCO3
FeIron
Feⓘ ArsenopyriteFeAsS
Feⓘ ChalcopyriteCuFeS2
Feⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Feⓘ PyriteFeS2
CuCopper
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ Native CopperCu
ZnZinc
Znⓘ SphaleriteZnS
AsArsenic
Asⓘ ArsenopyriteFeAsS
MoMolybdenum
Moⓘ FerrimolybditeFe2(MoO4)3 · nH2O
Moⓘ MolybdeniteMoS2
WTungsten
Wⓘ ScheeliteCa(WO4)
PbLead
Pbⓘ GalenaPbS

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
Norway
ScandinaviaRegion

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

Bugge, Arne (1963) Norges molybdenforekomster [Norway's molybdenum deposits]. Norges Geologiske Undersøkelse 217 p.106 - a short note
Røgler, Hans Chr. (1992) Lesernes foto [Topas, Grimsrudbukta]. STEIN. Nordisk magasin for populær geologi, 19 (4) 245-246
Sendelbach, Michael (1997) Mineralien aus dem Drammengranit, Norwegen [Minerals from the Drammen granite, Norway]. Lapis, 22 (4). 35-38
Nordrum, Fred Steinar (2012) Noen funn av mineraler i Norge 2011-2012 [Some finds of minerals in Norway 2011-2012]. Norsk Bergverksmuseum Skrift, 49. 117-124
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