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Valleriite

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War Eagle Mine, Whitehorse Copper Belt, Whitehorse Mining District, Yukon Territory, Canada
© JSS

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Formula:
(Fe
2+
 
,Cu)
 
4
(Mg,Al)
 
3
S
 
4
(OH,O)
 
6
System:HexagonalColour:Dark gray-bronze-yellow
Hardness:1 - 1½
Member of:Valleriite Group
Name:Named after Johan Gottschalk Wallerius (Vallerius) (1709–1785) a Swedish chemist and mineralogist (see http://www.mindat.org/mesg-6-153088.html for discussion on origin of name).


Valleriite Group.

Classification of Valleriite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:2/C.23-20
Nickel-Strunz 10th (pending) edition ID:2.FD.30

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
F : Sulfides of arsenic, alkalies; sulfides with halide, oxide, hydroxide, H2O
D : With O, OH, H2O
Dana 8th edition ID:2.14.1.1

2 : SULFIDES
14 : Hydroxysulfides and Hydrated Sulfides
Hey's CIM Ref.:4.7

4 : Oxysulphides
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Type Occurrence of Valleriite

Type Locality:Aurora mine, Kaveltorp, Kopparberg, Ljusnarsberg, Västmanland, Sweden
Year of Discovery:1870

Physical Properties of Valleriite

Lustre:Metallic
Diaphaneity (Transparency):Opaque
Colour:Dark gray-bronze-yellow
Streak:Black
Hardness (Mohs):1 - 1½

Crystallography of Valleriite

Crystal System:Hexagonal
Cell Parameters:a = 3.79Å, c = 34.1Å
Ratio:a:c = 1 : 8.997
Unit Cell Volume:V 424.19 ų (Calculated from Unit Cell)

Chemical Properties of Valleriite

Formula:
(Fe
2+
 
,Cu)
 
4
(Mg,Al)
 
3
S
 
4
(OH,O)
 
6
Essential elements:Fe, H, Mg, O, S
All elements listed in formula:Al, Cu, Fe, H, Mg, O, S
Common Impurities:Ni,Ca,K,Na,Si

Relationship of Valleriite to other Species

Member of:Valleriite Group
Other Members of Group:

- +
Ekplexite
(Nb,Mo,W)S
 
2
·(Mg
 
1

 
x
Al
 
x
)(OH)
2+
x
Ferrotochilinite
Fe
2+
6
(Fe
2+
 
,Mg)
 
5
S
 
6
(OH)
 
10
Ferrovalleriite
2(Fe,Cu)S·1.5Fe(OH)
 
2
Haapalaite
(Fe
2+
 
,Ni)
 
2
(Mg,Fe
2+
 
)
 
1.61
S
 
2
(OH)
 
3.22
Tochilinite
Fe
2+
5-6
(Mg,Fe
2+
 
)
 
5
S
 
6
(OH)
 
10
Yushkinite
(Mg,Al)V
4+
 
S
 
2
(OH)
 
2
Related Minerals - Nickel-Strunz Grouping):

- +
2.FD.UKI-2004-(OS:BiCuPb)
PbCu
 
4
Bi
 
4
S
 
2
O
 
16
 (?)
2.FD.05Kermesite
Sb
 
2
S
 
2
O
2.FD.10Viaeneite
(Fe,Pb)
 
4
S
 
8
O
2.FD.20Erdite
NaFeS
 
2
 · 2H
 
2
O
2.FD.25Coyoteite
NaFe
 
3
S
 
5
 · 2H
 
2
O
2.FD.30Haapalaite
(Fe
2+
 
,Ni)
 
2
(Mg,Fe
2+
 
)
 
1.61
S
 
2
(OH)
 
3.22
2.FD.30Yushkinite
(Mg,Al)V
4+
 
S
 
2
(OH)
 
2
2.FD.35Tochilinite
Fe
2+
5-6
(Mg,Fe
2+
 
)
 
5
S
 
6
(OH)
 
10
2.FD.40Wilhelmramsayite
Cu
 
3
FeS
 
3
·2H
 
2
O
2.FD.45Vyalsovite
FeCaAlS(OH)
 
5
2.FD.50Bazhenovite
Ca
 
8
S
 
2
(S
 
3
)(S
 
2
O
 
3
)(OH)
 
12
 · 20H
 
2
O
Related Minerals - Hey's Index Grouping:

- +
4.1Bazhenovite
Ca
 
8
S
 
2
(S
 
3
)(S
 
2
O
 
3
)(OH)
 
12
 · 20H
 
2
O
4.2Kermesite
Sb
 
2
S
 
2
O
4.3Sarabauite
CaSb
3+
10
S
 
6
O
 
10
4.4Schöllhornite
Na
 
0.3
CrS
 
2
 · H
 
2
O
4.5Yushkinite
(Mg,Al)V
4+
 
S
 
2
(OH)
 
2
4.6Vyalsovite
FeCaAlS(OH)
 
5
4.8Tochilinite
Fe
2+
5-6
(Mg,Fe
2+
 
)
 
5
S
 
6
(OH)
 
10
4.9Haapalaite
(Fe
2+
 
,Ni)
 
2
(Mg,Fe
2+
 
)
 
1.61
S
 
2
(OH)
 
3.22
4.10Apuanite
Fe
2+
 
Fe
3+
4
Sb
3+
4
O
 
12
S
4.11Versiliaite
Fe
 
2
Fe
 
4
Sb
 
6
O
 
16
S

Other Names for Valleriite

Other Languages:
German:Valleriit
Simplified Chinese:墨铜矿
Spanish:Valleriita

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 Valleriite

Reference List:

- +
Vet. Akad. Stockholm (1870), 27, 19.

Palache, Charles, Harry Berman & Clifford Frondel (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged, 834pp.: 235-236.

Zeitschrift für Kristallographie (1968): 127: 73.

American Mineralogist (1962): 57: 1037-1052.

Internet Links for Valleriite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Valleriite details from Handbook of Mineralogy (PDF)
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    Locality Updated: Mammoth group, Green Mountain, Green Mountain District (Ben Hur District), Mariposa Co., California, USAFrom Chester S. Lemanski, Jr., 23rd May 2013 17:24:46