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Springcreekite

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Spring Creek Mine, Wilmington, South Flinders Ranges, Flinders Ranges, South Australia, Australia

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Formula:
BaV
3+
3
(PO
 
4
)
 
2
(OH,H
 
2
O)
 
6
System:TrigonalColour:Black
Lustre:Adamantine, Sub-MetallicHardness:4 - 5
Member of:Crandallite Subgroup > Alunite Supergroup
Name:
From the type locality at the Spring Creek Mine, Wilmington, South Flinders Ranges, Flinders Ranges, South Australia, Australia.


Alunite Supergroup, Crandallite Group.
The only naturally occurring V3+ member of the Alunite Supergroup.

Classification of Springcreekite

IMA status:Approved 1998
Strunz 8th edition ID:7/B.36-155
Nickel-Strunz 10th (pending) edition ID:8.BL.10

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
L : With medium-sized and large cations, (OH, etc.):RO4 = 3:1
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Type Occurrence of Springcreekite

Type Locality:Spring Creek Mine, Wilmington, South Flinders Ranges, Flinders Ranges, South Australia, Australia
Associated Minerals at type locality:
WhitlockiteQuartzMitridatiteGoethiteCuprite
CopperBariosincosite

Physical Properties of Springcreekite

Lustre:Adamantine, Sub-Metallic
Diaphaneity (Transparency):Opaque
Colour:Black
Streak:Brownish black
Hardness (Mohs):4 - 5
Tenacity:Brittle
Cleavage:Poor/Indistinct
(10-12)
Fracture:Irregular/Uneven
Density (measured):3.48(3) g/cm3
Density (calculated):3.58 g/cm3

Crystallography of Springcreekite

Crystal System:Trigonal
Class (H-M):3m (3 2/m) - Hexagonal Scalenohedral
Space Group:R3m {R3 2/m}
Cell Parameters:a = 7.258(1) Å, c = 17.361(9) Å
Ratio:a:c = 1 : 2.392
Unit Cell Volume:V 792.03 ų (Calculated from Unit Cell)
Z:3
Morphology:Pseudo-cubic {10-12} crystals.
Twinning:None observed.
X-Ray Powder Diffraction:
d-spacingIntensity
5.90 (9)
3.627 (4)
3.073 (10)
2.301 (4)
1.971 (5)
1.814 (4)

Optical Data of Springcreekite

Type:Uniaxial (-)
RI values: nω = 1.858 nε = 1.817
Maximum Birefringence:δ = 0.041

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

Chemical Properties of Springcreekite

Formula:
BaV
3+
3
(PO
 
4
)
 
2
(OH,H
 
2
O)
 
6
Essential elements:Ba, H, O, P, V
All elements listed in formula:Ba, H, O, P, V
Common Impurities:Fe,Al,Ca,Sr,Si

Relationship of Springcreekite to other Species

Member of:Crandallite Subgroup > Alunite Supergroup
Other Members of Group:

- +
Arsenocrandallite
CaAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
Arsenogorceixite
BaAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
Arsenogoyazite
SrAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
Crandallite
CaAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
Dussertite
BaFe
3+
3
(AsO
 
4
)
 
2
(OH)
 
5
Gorceixite
BaAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
Goyazite
SrAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
Kintoreite
PbFe
3+
3
(PO
 
4
)
 
2
(OH,H
 
2
O)
 
6
Philipsbornite
PbAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
Plumbogummite
PbAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
Segnitite
PbFe
3+
3
(AsO
 
4
)
 
2
(OH,H
 
2
O)
 
6
Related Minerals - Nickel-Strunz Grouping):

- +
8.BL.05Beudantite
PbFe
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Corkite
PbFe
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Hidalgoite
PbAl
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Hinsdalite
PbAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Kemmlitzite
(Sr,Ce)Al
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Svanbergite
SrAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Weilerite
8.BL.05Woodhouseite
CaAl
 
3
(PO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.05Gallobeudantite
PbGa
 
3
(AsO
 
4
)(SO
 
4
)(OH)
 
6
8.BL.10Arsenogoyazite
SrAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
8.BL.10Arsenogorceixite
BaAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
8.BL.10Arsenocrandallite
CaAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
8.BL.10Benauite
SrFe
3+
3
(PO
 
4
,SO
 
4
)(HPO
 
4
,PO
 
4
)(OH)
 
6
8.BL.10Crandallite
CaAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
8.BL.10Dussertite
BaFe
3+
3
(AsO
 
4
)
 
2
(OH)
 
5
8.BL.10Eylettersite
(Th,Pb)Al
 
3
(PO
 
4
,SiO
 
4
)
 
2
(OH)
 
6
8.BL.10Gorceixite
BaAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
8.BL.10Goyazite
SrAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
8.BL.10Kintoreite
PbFe
3+
3
(PO
 
4
)
 
2
(OH,H
 
2
O)
 
6
8.BL.10Philipsbornite
PbAl
 
3
(AsO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
8.BL.10Plumbogummite
PbAl
 
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O
8.BL.10Segnitite
PbFe
3+
3
(AsO
 
4
)
 
2
(OH,H
 
2
O)
 
6
8.BL.13Arsenoflorencite-(La)
(La,Ce,Nd)(Al,Fe
3+
 
)
 
3
(AsO
 
4
,PO
 
4
)
 
2
(OH)
 
6
8.BL.13Arsenoflorencite-(Nd)
NdAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
8.BL.13Arsenoflorencite-(Ce)
CeAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
8.BL.13Florencite-(Ce)
CeAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Florencite-(La)
LaAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Florencite-(Nd)
(Nd,La,Ce)Al
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Waylandite
BiAl
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Zaïrite
Bi(Fe
3+
 
,Al)
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.13Arsenowaylandite
BiAl
 
3
(AsO
 
4
)
 
2
(OH)
 
6
8.BL.13Graulichite-(Ce)
CeFe
3+
3
(AsO
 
4
)
 
2
(OH)
 
6
8.BL.13Florencite-(Sm)
(Sm,Nd)Al
 
3
(PO
 
4
)
 
2
(OH)
 
6
8.BL.15Viitaniemiite
Na(Ca,Mn
2+
 
)Al(PO
 
4
)(F,OH)
 
3
8.BL.25Pattersonite
PbFe
3+
3
(PO
 
4
)
 
2
(OH)
 
5
 · H
 
2
O

Other Names for Springcreekite

Synonyms:
IMA1998-048
Other Languages:
German:Springcreekit
Russian:Спрингкрикит
Spanish:Springcreekita

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 Springcreekite

Reference List:

- +
Kolitsch, U., Taylor, M., Fallon, G. and Pring, A. (1999c): Springcreekite, BaV3+3(PO4)2(OH,H2O)6, a new member of the crandallite group, from the Spring Creek mine, South Australia: the first natural V3+-member of the alunite family. Neues Jahrbuch für Mineralogie Monatshefte, 1999, 529-544.

Internet Links for Springcreekite

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    • Localities for Springcreekite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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    (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.
    Australia
     
    • South Australia
      • Flinders Ranges
        • South Flinders Ranges
          • Wilmington
    		U. Kolitsch, M. R. Taylor, G. Fallon and A. Pring (1999): Springcreekite, BaV3+3(PO4)2(OH,H2O)6, a new member of the crandallite group, from the Spring Creek mine, South Australia: the first natural V3+-member of the alunite family and its crystal structure. N. Jb. Mineral. Mh. 1999, 529-544; [AmMin 85:1324]; Mineral. Mag. 63, 735-741
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