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Arfvedsonite

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Big Photo

Mount Malosa, Zomba District, Malawi
© Peter Haas

Show Arfvedsonite Photos (105)



Formula:
[Na][Na
 
2
][Fe
2+
4
Fe
3+
 
]Si
 
8
O
 
22
(OH)
 
2
System:MonoclinicColour:Bluish-black to black.
Lustre:VitreousHardness:5 - 6
Name:
For Johan A. Arfvedson (Arfwedson) (1792-1841), Swedish chemist.


Amphibole Group, Sodic Clino-Amphibole Subgroup. Arfvedsonite-Magnesio-arfvedsonite Series.

Classification of Arfvedsonite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:8/F.08-100
Nickel-Strunz 10th (pending) edition ID:9.DE.25

9 : SILICATES (Germanates)
D : Inosilicates
E : Inosilicates with 2-periodic double chains, Si4O11; Clinoamphiboles
Hey's CIM Ref.:14.25.6

14 : Silicates not Containing Aluminum
25 : Silicates of Fe, Ca and alkalis and of Fe, Mg, Ca and alkalis
mindat.org URL:http://www.mindat.org/min-325.html
Please feel free to link to this page.

Type Occurrence of Arfvedsonite

Type Locality:Kangerdluarssuq (Kangerdluarssuk; Kangerdluarsuk) Firth, Ilimaussaq complex, Narsaq, Kitaa (West Greenland) Province, Greenland
Year of Discovery:1823

Occurrences of Arfvedsonite

Geological Setting:Alkalic granites and other alkalic rocks

Physical Properties of Arfvedsonite

Lustre:Vitreous
Diaphaneity (Transparency):Translucent, Opaque
Colour:Bluish-black to black.
Streak:Deep bluish gray, gray-green
Hardness (Mohs):5 - 6
Tenacity:Brittle
Cleavage:Perfect
Perfect on {110}
Parting:{010}
Fracture:Irregular/Uneven
Density (measured):3.3 - 3.5 g/cm3
Density (calculated):3.33 g/cm3

Crystallography of Arfvedsonite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:B2/m {B1 1 2/m} {C2/m} {C1 2/m 1}
Cell Parameters:a = 10.007Å, b = 18.077Å, c = 5.332Å
β = 104.1°
Ratio:a:b:c = 0.554 : 1 : 0.295
Unit Cell Volume:V 935.48 ų (Calculated from Unit Cell)
Z:2
Morphology:Elongated prisms
Twinning:Simple and lamellar parallel to {100}
X-Ray Powder Diffraction:
Image Loading

Radiation - Copper Kα
Data Set:
Horizontal Axis: ° to ° Vertical Axis: % Source Data: Filtered Data:
Data courtesy of RRUFF project at University of Arizona, used with permission.

Optical Data of Arfvedsonite

Type:Biaxial (-)
RI values: nα = 1.652 - 1.699 nβ = 1.660 - 1.705 nγ = 1.666 - 1.708
2V:Measured: 30° to 70°, Calculated: 70° to 80°
Maximum Birefringence:δ = 0.014

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High
Dispersion:r > v strong
Pleochroism:Strong
Comments:Blue-greens, yellow-browns, gray-violets

Chemical Properties of Arfvedsonite

Formula:
[Na][Na
 
2
][Fe
2+
4
Fe
3+
 
]Si
 
8
O
 
22
(OH)
 
2
Essential elements:Fe, H, Na, O, Si
All elements listed in formula:Fe, H, Na, O, Si
Common Impurities:Ti,Mn,Ca,Al,K,F

Relationship of Arfvedsonite to other Species

Series:Forms a series with Magnesio-arfvedsonite (see here)
Related Minerals - Nickel-Strunz Grouping):

- +
9.DE.05Anthophyllite
☐{Mg
 
2
}{Mg
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.05Cummingtonite
☐{Mg
 
2
}{Mg
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.05Clinoferroholmquistite
☐{Li
 
2
}{Fe
2+
3
Al
 
2
}(Si
 
8
O
 
22
)(OH,F)
 
2
9.DE.05Grunerite
☐{Fe
2+
2
}{Fe
2+
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.05Manganocummingtonite
☐{Mn
2+
2
}{Mg
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.05Manganogrunerite
☐{Mn
2+
2
}{Fe
2+
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.05Permanganogrunerite
☐{Mn
2+
2
}{Mn
2+
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.05Fluoro-sodic-ferropedrizite
{Na}{Li
 
2
}{Fe
 
2
Al
 
2
Li}(Al
 
2
Si
 
6
O
 
22
)F
 
2
9.DE.05IMA2009-085
{Na}{Na
 
2
}{Mg
 
2
Fe
3+
2
Li}(Si
 
8
O
 
22
)F
 
2
9.DE.10Actinolite
☐{Ca
 
2
}{(Mg,Fe
2+
 
)
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.10Alumino-ferro-hornblende
☐{Ca
 
2
}{Fe
2+
4
Al}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.10Alumino-magnesio-hornblende
☐{Ca
 
2
}{Mg
 
4
Al}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.10Aluminotschermakite
☐{Ca
 
2
}{Mg
 
3
Al
 
2
}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.10Ferritschermakite
☐{Ca
 
2
}{Mg
 
3
Fe
3+
2
}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.10Ferro-Actinolite
☐{Ca
 
2
}{Fe
2+
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.10Ferrohornblende
☐{Ca
 
2
}{Fe
2+
4
Al}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.10Ferrotschermakite
☐{Ca
 
2
}{Fe
2+
3
Fe
3+
 
Al}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.10Joesmithite
{Pb}{Ca
 
2
}{Mg
 
3
Fe
3+
2
}(Be
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.10Magnesiohornblende
☐{Ca
 
2
}{Mg
 
4
Al}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.10Tremolite
☐{Ca
 
2
}{Mg
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.10Tschermakite
☐{Ca
 
2
}{Mg
 
3
Fe
3+
 
Al}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.10Cannilloite
{Ca}{Ca
 
2
}{Mg
 
4
Al}(Al
 
3
Si
 
5
O
 
22
)(OH)
 
2
9.DE.10Fluor-cannilloite
{Ca}{Ca
 
2
}{Mg
 
4
Al}(Al
 
3
Si
 
5
O
 
22
)(F,OH)
 
2
9.DE.10Parvo-manganotremolite
☐{CaMn
2+
 
}{Mg
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.10Fluorotremolite
☐Ca
 
2
Mg
 
5
Si
 
8
O
 
22
F
 
2
9.DE.10IMA2009-091
{K}{Ca
 
2
}{Mg
 
4
Al}(Al
 
2
Si
 
6
O
 
22
)F
 
2
9.DE.15Edenite
{Na}{Ca
 
2
}{Mg
 
5
}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.15Ferro-edenite
{Na}{Ca
 
2
}{Fe
2+
5
}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.15Ferrokaersutite
{Na}{Ca
 
2
}{Fe
2+
4
Ti}(Al
 
2
Si
 
6
O
 
22
)(OH)O
9.DE.15Ferropargasite
{Na}{Ca
 
2
}{Fe
2+
4
Al}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.15Hastingsite
{Na}{Ca
 
2
}{Fe
2+
4
Fe
3+
 
}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.15Kaersutite
{Na}{Ca
 
2
}{Mg
 
4
Ti}(Al
 
2
Si
 
6
O
 
22
)(OH)O
9.DE.15Magnesiohastingsite
{Na}{Ca
 
2
}{Mg
 
4
Fe
3+
 
}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.15Magnesiosadanagaite
{Na}{Ca
 
2
}{Mg
 
3
Al
 
2
}(Al
 
3
Si
 
5
O
 
22
)(OH)
 
2
9.DE.15Pargasite
{Na}{Ca
 
2
}{Mg
 
4
Al}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.15Sadanagaite
{Na}{Ca
 
2
}{Fe
2+
3
Al
 
2
}(Al
 
3
Si
 
5
O
 
22
)(OH)
 
2
9.DE.15Fluoro-edenite
{Na}{Ca
 
2
}{Mg
 
5
}(AlSi
 
7
O
 
22
)(F,OH)
 
2
9.DE.15Potassic-Ferrisadanagaite
{K}{Ca
 
2
}{Fe
2+
3
Fe
3+
2
}(Al
 
3
Si
 
5
O
 
22
)(OH)
 
2
9.DE.15Potassic-Magnesiosadanagaite
[K][Ca
 
2
][Mg
 
3
Al
 
2
][(OH)
 
2
|Al
 
3
Si
 
5
O
 
22
]
9.DE.15Potassicpargasite
{K}{Ca
 
2
}{Mg
 
4
Al}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.15Potassicsadanagaite
{K}{Ca
 
2
}{Fe
2+
3
Al
 
2
}(Al
 
3
Si
 
5
O
 
22
)(OH)
 
2
9.DE.15Fluoro-magnesiohastingsite
[Na][Ca
 
2
][Mg
 
4
Fe
3+
 
][F
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.15Ferriwhittakerite
Na(Na
 
1.0-1.5
Li
 
0.5-1.0
)
 
2
(Fe
3+
2
Mg
 
2
Li)Si
 
8
O
 
22
(OH)
 
2
9.DE.15Ferri-ottoliniite
◻(Na
 
1
Li
 
1
)(Mg
 
3
Fe
3+
2
)[Si
 
8
O
 
22
](OH)
 
2
9.DE.15Fluoro-potassichastingsite
[K][Ca
 
2
][Fe
2+
4
Fe
3+
 
][(F,OH)
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.15Chloro-potassichastingsite
[K][Ca
 
2
][Fe
2+
4
Fe
3+
 
][(Cl,OH)
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.15Fluoropargasite
NaCa
 
2
(Mg
 
4
Al)Al
 
2
Si
 
6
O
 
22
(F,OH)
 
2
9.DE.15Parvo-mangano-edenite
Na[CaMn
2+
 
][Mg
 
5
][(OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.15Chloro-potassicpargasite
[K][Ca
 
2
][Mg
 
4
Al][(Cl,OH)
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.15Chloro-potassic-ferro-edenite
[K][Ca
 
2
][Fe
2+
5
][(Cl,OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.15Potassic-magnesiohastingsite
[K][Ca
 
2
][Mg
 
4
Fe
3+
 
][(OH)
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.15Potassic-ferropargasite
KCa
 
2
(Fe
2+
4
Al)Si
 
6
Al
 
2
O
 
22
(OH)
 
2
9.DE.20Aluminobarroisite
☐[CaNa][Mg
 
3
Al
 
2
][(OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.20Aluminokatophorite
9.DE.20Aluminotaramite
Na[CaNa][Fe
2+
3
Al
 
2
][(OH)
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.20Barroisite
☐{CaNa}{Mg
 
3
AlFe
3+
 
}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.20Ferri-ferrobarroisite
☐[CaNa][Fe
2+
3
Fe
3+
2
][(OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.20Ferri-ferrowinchite
☐[CaNa][Fe
2+
4
(Fe
3+
 
,Al)]Si
 
8
O
 
22
(OH)
 
2
9.DE.20Ferribarroisite
☐[CaNa][Mg
 
3
Fe
3+
2
][(OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.20Ferritaramite
Na[CaNa][Fe
2+
3
Fe
3+
2
][(OH)
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.20Ferrikatophorite
NaCaNaFe
2+
4
(Fe
3+
 
,Al)AlSi
 
7
O
 
22
(OH)
 
2
9.DE.20Alumino-ferrobarroisite
☐{CaNa}{Fe
2+
3
Al
 
2
}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.20Ferrobarroisite
☐{CaNa}{Fe
2+
3
AlFe
3+
 
}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.20Ferrorichterite
{Na}{CaNa}{Fe
2+
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.20Ferrowinchite
☐{CaNa}{Fe
2+
4
Al}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.20Katophorite
{Na}{CaNa}{Fe
2+
4
Al}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.20Ferri-magnesiotaramite
Na[CaNa][Mg
 
3
Fe
3+
2
][(OH)
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.20Magnesiotaramite
{Na}{CaNa}{Mg
 
3
AlFe
3+
 
}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.20Richterite
{Na}{CaNa}{Mg
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.20Taramite
{Na}{CaNa}{Fe
2+
3
AlFe
3+
 
}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.20Winchite
☐{CaNa}{Mg
 
4
Al}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.20Alumino-Magnesiotaramite
{Na}{CaNa}{Mg
 
3
Al
 
2
}(Al
 
2
Si
 
6
O
 
22
)(OH)
 
2
9.DE.20Fluororichterite
Na[CaNa][Mg
 
5
][(F,OH)
 
2
|Si
 
8
O
 
22
]
9.DE.20Magnesiokatophorite
{Na}{CaNa}{Mg
 
4
Al}(AlSi
 
7
O
 
22
)(OH)
 
2
9.DE.20Fluoro-potassicrichterite
{K}{CaNa}{Mg
 
5
}(Si
 
8
O
 
22
)(F,OH)
 
2
9.DE.20Potassicrichterite
K[CaNa][Mg
 
5
]Si
 
8
O
 
22
(OH)
 
2
9.DE.20Parvowinchite
☐[Mn
2+
 
Na][Mg
 
4
(Al,Fe
3+
 
)]Si
 
8
O
 
22
(OH)
 
2
9.DE.20Ferriwinchite
☐[CaNa][Mg
 
4
(Fe
3+
 
,Al)]Si
 
8
O
 
22
(OH)
 
2
9.DE.20Fluoro-alumino-magnesiotaramite
Na[CaNa][Mg
 
3
Al
 
2
][F
 
2
|Al
 
2
Si
 
6
O
 
22
]
9.DE.25Eckermannite
[Na][Na
 
2
][(Mg,Fe
2+
 
)
 
4
Al]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Ferro-eckermannite
[Na][Na
 
2
][(Fe
2+
 
,Mg)
 
4
Al]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Ferroglaucophane
◻[Na
 
2
][Fe
2+
3
Al
 
2
]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Glaucophane
◻[Na
 
2
][Mg
 
3
Al
 
2
]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Kornite
[(Na,K)][Na
 
2
][Mg
 
2
Mn
3+
2
Li]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Kôzulite
[Na][Na
 
2
][Mn
2+
4
(Fe
3+
 
,Al)]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Leakeite
[Na][Na
 
2
][Mg
 
2
Fe
3+
2
Li]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Magnesioriebeckite
◻[Na
 
2
][Mg
 
3
Fe
3+
2
]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Magnesio-arfvedsonite
[Na][Na
 
2
][Mg
 
4
Fe
3+
 
]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Nybøite
[Na][Na
 
2
][Mg
 
3
Al
 
2
][(OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.25Riebeckite
◻[Na
 
2
][Fe
2+
3
Fe
3+
2
]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Ungarettiite
[Na][Na
 
2
][Mn
2+
2
Mn
3+
3
][O
 
2
|Si
 
8
O
 
22
]
9.DE.25Ferric-ferronybøite
[Na][Na
 
2
][(Fe
2+
 
,Mg)
 
3
Fe
3+
2
][(OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.25Ferri-clinoferroholmquistite
◻[Li
 
2
][Fe
2+
3
Fe
3+
2
]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Ferric-nybøite
[Na][Na
 
2
][(Mg,Fe
2+
 
)
 
3
Fe
3+
2
][(OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.25Ferroleakeite
[Na][Na
 
2
][Fe
2+
2
Fe
3+
2
Li]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Fluoro-ferroleakeite
[Na][Na
 
2
][Fe
2+
2
Fe
3+
2
Li][(F,OH)
 
2
|Si
 
8
O
 
22
]
9.DE.25Sodic-ferri-clinoferroholmquistite
☐{Li
 
2
}{Fe
2+
3
Fe
3+
2
}(Si
 
8
O
 
22
)(OH)
 
2
9.DE.25Fluoro-magnesio-arfvedsonite
[Na][Na
 
2
][Mg
 
4
Fe
3+
 
][(F,OH)
 
2
|[Si
 
8
O
 
22
]
9.DE.25Sodic-ferripedrizite
[Na][Li
 
2
][Mg
 
2
Fe
3+
2
Li]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Potassicleakeite
[K][Na
 
2
][Mg
 
2
Fe
3+
2
Li]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Fluoronybøite
[Na][Na
 
2
][Mg
 
3
Al
 
2
][(F,OH)
 
2
|AlSi
 
7
O
 
22
]
9.DE.25Dellaventuraite
NaNa
 
2
(MgMn
3+
2
LiTi
4+
 
)Si
 
8
O
 
22
O
 
2
9.DE.25Fluoro-sodicpedrizite
[Na][Li
 
2
][Mg
 
2
Al
 
2
Li][(F,OH)
 
2
|Si
 
8
O
 
22
]
9.DE.25Potassicarfvedsonite
[(K,Na)][Na
 
2
][Fe
2+
4
Fe
3+
 
]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Obertiite
[Na][Na
 
2
][Mg
 
3
(Ti,Fe
3+
 
,Mn
3+
 
)
 
2
][O
 
2
|Si
 
8
O
 
22
]
9.DE.25Fluoro-potassic-magnesio-arfvedsonite
[(K,Na)][Na
 
2
][Mg
 
4
Fe
3+
 
][(F,OH)
 
2
|[Si
 
8
O
 
22
]
9.DE.25Sodic-ferri-ferropedrizite
[Na][Li
 
2
][Fe
2+
2
Fe
3+
2
Li]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Potassic-magnesio-arfvedsonite
[K][Na
 
2
][Mg
 
4
Fe
3+
 
]Si
 
8
O
 
22
(OH)
 
2
9.DE.25Sodicpedrizite
NaLi
 
2
(LiMg
 
2
Fe
3+
 
Al)(Si
 
8
O
 
22
)(OH)
 
2
9.DE.25Sodic-ferropedrizite
NaLi
 
2
(LiFe
2+
2
Al)Si
 
8
O
 
22
(OH)
 
2
9.DE.25Pedrizite
Li
 
2
(Li,Mg,Fe
2+
 
Al)
 
5
Si
 
8
O
 
22
(OH)
 
2
9.DE.25Ferropedrizite
NaLi
 
2
[Fe
2+
2
Fe
3+
 
AlLi)Si
 
8
O
 
22
(OH)
 
2
9.DE.25Fluoro-aluminoleakeite
NaNa
 
2
(Mg
 
2
Al
 
2
Li)(Si
 
8
O
 
22
)F
 
2
9.DE.25Ferro-obertiite
NaNa
 
2
(Fe
2+
3
Fe
3+
 
Ti)Si
 
8
O
 
22
O
 
2
Related Minerals - Hey's Index Grouping:

- +
14.25.1Winchite
☐{CaNa}{Mg
 
4
Al}(Si
 
8
O
 
22
)(OH)
 
2
14.25.2Ferri-winchite (of Leake 1978)
14.25.3Alumino-ferrowinchite
14.25.4Ferri-ferrowinchite
☐[CaNa][Fe
2+
4
(Fe
3+
 
,Al)]Si
 
8
O
 
22
(OH)
 
2
14.25.5Ferrowinchite
☐{CaNa}{Fe
2+
4
Al}(Si
 
8
O
 
22
)(OH)
 
2
14.25.7Ferrorichterite
{Na}{CaNa}{Fe
2+
5
}(Si
 
8
O
 
22
)(OH)
 
2
14.25.8Imandrite
Na
 
12
Ca
 
3
Fe
3+
2
(Si
 
6
O
 
18
)
 
2
14.25.9Yakhontovite
(Ca,Na)
 
0.5
(Cu,Fe,Mg)
 
2
(Si
 
4
O
 
10
)(OH)
 
2
 · 3H
 
2
O

Other Names for Arfvedsonite

Synonyms:
Arfvedsonite (of Brooke)ArfwedsoniteSoda-Hornblende
Other Languages:
German:Arfvedsonit
Arfwedsonit
Russian:Арфведсонит
Simplified Chinese:钠钙闪石
Spanish:Arfvedsonita
Arfwedsonita
Varieties:
AnophoriteJuddite

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Arfvedsonite

Reference List:

- +
Mineralogical Record: 29: 169-174.

Hawthorne, F.C., Oberti, R., Ottolini, L., and Foord, E.E. (1996b) Lithium-bearing fluor-arfvedsonite from Hurricane Mountain, New Hampshire: a crystal-chemical study. Canadian Mineralogist: 34: 1015-1019.

Ishida, K. and Hawthorne, F.C. (2001) Assignment of infrared OH-stretching bands in mangano-arfvedsonite and richterite through heat-treatment. American Mineralogist: 86: 965-972.

Hawthorne, Frank C., and Roberta Oberti (2006), On the classification of amphiboles: Canadian Mineralogist:
44(1): 1-21.

Internet Links for Arfvedsonite

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    Locality Updated: Treasury Vault Mine, Geneva District, Park Co., Colorado, USAFrom Rob Woodside, 17th Feb 2012 02:08:04