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Frøyså 01 Feldspar Quarry, Frøyså, Iveland, Agder, Norwayi
Regional Level Types
Frøyså 01 Feldspar QuarryQuarry
FrøysåFarm
IvelandMunicipality
AgderCounty
NorwayCountry

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Latitude & Longitude (WGS84):
58° 24' 44'' North , 7° 52' 30'' East
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Vennesla10,931 (2014)17.0km
Birkeland2,254 (2010)22.7km
Tveit1,397 (2010)24.5km
Strai1,266 (2013)25.0km
Justvik1,630 (2014)25.6km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
Sørlandets GeologiforeningKristiansand29km
Mindat Locality ID:
189638
Long-form identifier:
mindat:1:2:189638:4
GUID (UUID V4):
e52f7501-a744-4bd3-ba3d-00db3245f78f
Other Languages:
Norwegian:
Frøyså 1 feltspatbrudd, Frøyså, Iveland, Agder, Norge


A granite pegmatite quarried for feldspar located about 2 km west of the Frøyså farm. The pegmatite was a 20 m wide irregular body. The outer zones of the pegmatite consisted of "graphic granite" ("Skriftgranitt")- graphic intergrowths of quartz and microcline.

Bjørlykke locality n° 9.

Corneliussen area 2, locality 5.

Coordinates © Kartverket - https://www.kartverket.no

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


10 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:

'Almandine-Spessartine Series'
Habit: Dark crystals with high lustre. Size up to minimum 4 cm. The garnets are found in feldspar, smokey quartz and inbetween biotite sheets. The latter ones are normally flattened.
Description: Garnets from the nearby Frøyså 3 quarry has been analyzed and found to be a spessartine with a significant almandine content(Larsen 1980). No analysis has been done on garnets from Frøyså 1
Beryl
Formula: Be3Al2(Si6O18)
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Description: Large sheets > 1 sq.m, but also nicely developed smaller crystals up to minimum 5 cm.
Euxenite-(Y) ?
Formula: (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Description: Bjørlykke (1934) lists it as "euxenite group"
'Feldspar Group'
'Feldspar Group var. Perthite'
Fergusonite-(Y)
Formula: YNbO4
References:
'Gadolinite'
Magnetite
Formula: Fe2+Fe3+2O4
Habit: Irregular and poorly developed crystals up to minimum 5 cm.
Description: magnetite are frequently found in the border zone of the pegmatite towards the surrounding rock.
Microcline
Formula: K(AlSi3O8)
Monazite-(Ce)
Formula: Ce(PO4)
References:
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Description: Relatively common, also as "moonstone". Also graphic granite with "moonstone" plagioclase can be found. This material has a potential as lapidary material
Pyrite
Formula: FeS2
References:
Quartz
Formula: SiO2
Zircon
Formula: Zr(SiO4)
Zircon var. Alvite
Formula: Zr(SiO4)

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Euxenite-(Y) ?4.DG.05(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Fergusonite-(Y)7.GA.05YNbO4
Group 8 - Phosphates, Arsenates and Vanadates
Monazite-(Ce)8.AD.50Ce(PO4)
Group 9 - Silicates
Zircon9.AD.30Zr(SiO4)
var. Alvite9.AD.30Zr(SiO4)
Beryl9.CJ.05Be3Al2(Si6O18)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Microcline9.FA.30K(AlSi3O8)
Unclassified
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Feldspar Group'-
'var. Perthite'-
'Almandine-Spessartine Series'-
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
'Gadolinite'-

List of minerals for each chemical element

HHydrogen
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H MuscoviteKAl2(AlSi3O10)(OH)2
BeBeryllium
Be BerylBe3Al2(Si6O18)
OOxygen
O Zircon var. AlviteZr(SiO4)
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O BerylBe3Al2(Si6O18)
O Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
O Fergusonite-(Y)YNbO4
O MagnetiteFe2+Fe23+O4
O MicroclineK(AlSi3O8)
O Monazite-(Ce)Ce(PO4)
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O ZirconZr(SiO4)
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
NaSodium
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
AlAluminium
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al BerylBe3Al2(Si6O18)
Al MicroclineK(AlSi3O8)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Si Zircon var. AlviteZr(SiO4)
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si BerylBe3Al2(Si6O18)
Si MicroclineK(AlSi3O8)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si ZirconZr(SiO4)
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
PPhosphorus
P Monazite-(Ce)Ce(PO4)
SSulfur
S PyriteFeS2
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
FeIron
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe MagnetiteFe2+Fe23+O4
Fe PyriteFeS2
YYttrium
Y Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Y Fergusonite-(Y)YNbO4
ZrZirconium
Zr Zircon var. AlviteZr(SiO4)
Zr ZirconZr(SiO4)
NbNiobium
Nb Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Nb Fergusonite-(Y)YNbO4
CeCerium
Ce Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
Ce Monazite-(Ce)Ce(PO4)
TaTantalum
Ta Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
ThThorium
Th Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6
UUranium
U Euxenite-(Y)(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)2O6

Other Regions, Features and Areas containing this locality


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References

 
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