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Scandiobabingtonite

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Heftetjern pegmatite, Tørdal, Drangedal, Telemark, Norway
© Knut Eldjarn

Show Scandiobabingtonite Photos (8)
Formula:
Ca
 
2
(Fe
2+
 
,Mn)ScSi
 
5
O
 
14
(OH)
System:TriclinicColour:Colourless, pale ...
Lustre:VitreousHardness:6
Name:The name reflects its composition, as the scandium analogue of Babingtonite.


Rhodonite Group.

Classification of Scandiobabingtonite

IMA status:Approved
Strunz 8th edition ID:8/F.27-35
Nickel-Strunz 10th (pending) edition ID:9.DK.05

9 : SILICATES (Germanates)
D : Inosilicates
K : Inosilicates with 5-periodic single chains
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Type Occurrence of Scandiobabingtonite

Type Locality:Seula mine (ex Montecatini quarry), Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy

Physical Properties of Scandiobabingtonite

Lustre:Vitreous
Diaphaneity (Transparency):Transparent
Colour:Colourless, pale gray-green
Hardness (Mohs):6

Crystallography of Scandiobabingtonite

Crystal System:Triclinic

Optical Data of Scandiobabingtonite

Type:Biaxial (+)
RI values: nα = 1.686 nβ = 1.694 nγ = 1.709
Maximum Birefringence:δ = 0.023

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:High
Dispersion:r > v

Chemical Properties of Scandiobabingtonite

Formula:
Ca
 
2
(Fe
2+
 
,Mn)ScSi
 
5
O
 
14
(OH)
Essential elements:Ca, Fe, H, O, Sc, Si
All elements listed in formula:Ca, Fe, H, Mn, O, Sc, Si

Relationship of Scandiobabingtonite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
9.DK.05Babingtonite
Ca
 
2
(Fe,Mn)FeSi
 
5
O
 
14
(OH)
9.DK.05Lithiomarsturite
LiCa
 
2
Mn
 
2
Si
 
5
O
 
14
(OH)
9.DK.05Manganbabingtonite
Ca
 
2
(Mn,Fe)FeSi
 
5
O
 
14
(OH)
9.DK.05Marsturite
NaCaMn
 
3
Si
 
5
O
 
14
(OH)
9.DK.05Nambulite
(Li,Na)Mn
 
4
Si
 
5
O
 
14
(OH)
9.DK.05Natronambulite
(Na,Li)(Mn,Ca)
 
4
Si
 
5
O
 
14
OH
9.DK.05Rhodonite
MnSiO
 
3
9.DK.05Fowlerite
9.DK.10Santaclaraite
CaMn
 
4
[Si
 
5
O
 
14
OH](OH)·H
 
2
O
9.DK.15Saneroite
Na
 
2
(Mn,Mn)
 
10
Si
 
11
VO
 
34
(OH)
 
4
9.DK.20Hellandite-(Y)
(Ca,Y)
 
6
(Al,Fe
3+
 
)Si
 
4
B
 
4
O
 
20
(OH)
 
4
9.DK.20Tadzhikite-(Ce)
(Ca,Ce)
 
4
(Ca,Y)
 
2
(Ti
4+
 
,Fe
3+
 
,Al)[B
 
4
Si
 
4
O
 
22
(O,OH)
 
6
](OH)
 
2
9.DK.20Mottanaite-(Ce)
Ca
 
4
(CeCa)AlBe
 
2
(Si
 
4
B
 
4
O
 
22
)O
 
2
9.DK.20Ciprianiite
Ca
 
4
[(Th,U)(REE)]Al[]
 
2
(Si
 
4
B
 
4
O
 
22
)(OH,F)
 
2
9.DK.20Hellandite-(Ce)
(Ca,Ce)
 
6
(Al,Fe
3+
 
)Si
 
4
B
 
4
O
 
20
(OH)
 
4

Other Names for Scandiobabingtonite

Synonyms:
IMA1993-012
Other Languages:
German:Scandiobabingtonit
Russian:Скандиобабингтонит
Spanish:Scandiobabingtonita

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 Scandiobabingtonite

Reference List:American Mineralogist (1998): 83: 1330-1334.

Internet Links for Scandiobabingtonite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Search for Scandiobabingtonite in the Natural History Museum (London) online catalogue
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    Localities for Scandiobabingtonite

    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Italy
     
    • Piedmont
      • Verbano-Cusio-Ossola Province
        • Baveno
          • Oltrefiume
            • Mount Camoscio
    		Am. Min. 83, 1330-­1334 (1998)
    Norway
     
    • Telemark
      • Drangedal
        • Tørdal
    		Raade, G. & Erambert, M. (1999): An intergrowth of scandiobabingtonite and cascandite from the Heftetjern granite pegmatite, Norway. Neues Jahrbuch für Mineralogie Monatshefte 1999(12):545-550
    Mineral and/or Locality
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