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Gråtådalen, Beiarn, Nordland, Norwayi
Regional Level Types
GråtådalenOutcrop
BeiarnMunicipality
NordlandCounty
NorwayCountry

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Latitude & Longitude (WGS84):
66° North , 14° East (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~31km
Locality type:
Köppen climate type:
Other/historical names associated with this locality:
Gråttådalen
Other Languages:
Norwegian:
Gråtådalen, Beiarn, Nordland, Norge


A classic hessonite locality. A garnet-bearing skarn lens in calciferous rock (marble ?). The original hessonite locality is now (2011) almost exhausted, but new localities in the area are possible.

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
ScandinaviaRegion

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


4 valid minerals.

Detailed Mineral List:

Axinite-(Fe)
Formula: Ca2Fe2+Al2BSi4O15OH
Reference: Nordrum, F.S., Larsen, A.O. & Erambert, M.(2005): Minerals of the axinite group from Norwegian localities. Norsk Bergverksmuseum Skrift, 30: 88-93
Diopside
Formula: CaMgSi2O6
Reference: Eldjarn K., Kvamsdal L. O., Selbekk, R., Muller-Sigmünd H. (2005): Norske vesuvianer og vesuvianforekomster. Norsk Bergverksmuseum Skrifter. 30, 30-40.
Grossular
Formula: Ca3Al2(SiO4)3
Reference: Garmo, T. (2003): Mineralnotat 2002. Stein 30 (1): 14-16
Grossular var: Hessonite
Formula: Ca3Al2(SiO4)3
Reference: Garmo, T. (2003): Mineralnotat 2002. Stein 30 (1): 14-16
'Scapolite'
Reference: Eldjarn K., Kvamsdal L. O., Selbekk, R., Muller-Sigmünd H. (2005): Norske vesuvianer og vesuvianforekomster. Norsk Bergverksmuseum Skrifter. 30, 30-40.
Vesuvianite
Formula: (Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Description: Brown vesuvianite occure in metamorph limestone
Reference: Eldjarn K., Kvamsdal L. O., Selbekk, R., Muller-Sigmünd H. (2005): Norske vesuvianer og vesuvianforekomster. Norsk Bergverksmuseum Skrifter. 30, 30-40.

List of minerals arranged by Strunz 10th Edition classification

Group 9 - Silicates
Axinite-(Fe)9.BD.20Ca2Fe2+Al2BSi4O15OH
Diopside9.DA.15CaMgSi2O6
Grossular9.AD.25Ca3Al2(SiO4)3
var: Hessonite9.AD.25Ca3Al2(SiO4)3
Vesuvianite9.BG.35(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Unclassified Minerals, Rocks, etc.
'Scapolite'-

List of minerals arranged by Dana 8th Edition classification

Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Grossular51.4.3b.2Ca3Al2(SiO4)3
Group 56 - SOROSILICATES Si2O7 Groups, With Additional O, OH, F and H2O
Si2O7 Groups and O, OH, F, and H2O with cations in [4] and/or >[4] coordination
Axinite-(Fe)56.2.2.1Ca2Fe2+Al2BSi4O15OH
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Vesuvianite58.2.4.1(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Unclassified Minerals, Mixtures, etc.
Grossular
var: Hessonite
-Ca3Al2(SiO4)3
'Scapolite'-

List of minerals for each chemical element

HHydrogen
H Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
H Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
BBoron
B Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
B Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
OOxygen
O Grossular (var: Hessonite)Ca3Al2(SiO4)3
O Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
O DiopsideCaMgSi2O6
O Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
O GrossularCa3Al2(SiO4)3
FFluorine
F Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
NaSodium
Na Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
MgMagnesium
Mg Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Mg DiopsideCaMgSi2O6
AlAluminium
Al Grossular (var: Hessonite)Ca3Al2(SiO4)3
Al Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Al Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Al GrossularCa3Al2(SiO4)3
SiSilicon
Si Grossular (var: Hessonite)Ca3Al2(SiO4)3
Si Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Si DiopsideCaMgSi2O6
Si Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Si GrossularCa3Al2(SiO4)3
CaCalcium
Ca Grossular (var: Hessonite)Ca3Al2(SiO4)3
Ca Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Ca DiopsideCaMgSi2O6
Ca Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH
Ca GrossularCa3Al2(SiO4)3
FeIron
Fe Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Fe Axinite-(Fe)Ca2Fe2+Al2BSi4O15OH

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Garmo, T. (2003): Mineralnotat 2002. Stein 30 (1): 14-16
Eldjarn K., Kvamsdal L. O., Selbekk, R., Muller-Sigmünd H. (2005): Norske vesuvianer og vesuvianforekomster. Norsk Bergverksmuseum Skrifter. 30, 30-40.

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