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Wilhelmramsayite

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Koashva Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Formula:
Cu
 
3
FeS
 
3
·2H
 
2
O
System:OrthorhombicColour:iron-black
This page provides mineralogical data about Wilhelmramsayite.

Classification of Wilhelmramsayite

IMA status:Approved 2004
Strunz 8th edition ID:2/0.0-
Nickel-Strunz 10th (pending) edition ID:2.FD.40

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
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Type Occurrence of Wilhelmramsayite

Type Locality:Koashva Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia

Physical Properties of Wilhelmramsayite

Lustre:Metallic
Colour:iron-black
Cleavage:Perfect

Crystallography of Wilhelmramsayite

Crystal System:Orthorhombic
Class (H-M):mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:Pmmm (P2/m 2/m 2/m)
Cell Parameters:a = 5.147Å, b = 7.289Å, c = 5.889Å
Ratio:a:b:c = 0.706 : 1 : 0.808
Unit Cell Volume:V 220.93 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction:
d-spacingIntensity
5.12 (40)
4.21 (40)
3.69 (30)
3.104 (100)
2.727 (50)
2.292 (50)
1.897 (70)

Chemical Properties of Wilhelmramsayite

Formula:
Cu
 
3
FeS
 
3
·2H
 
2
O
All elements listed in formula:Cu, Fe, H, O, S

Relationship of Wilhelmramsayite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
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
[(OH)
 
3.22
|S
 
2
]
2.FD.30Valleriite
(Fe
2+
 
,Cu)
 
4
(Mg,Al)
 
3
[(OH,O)
 
6
|S
 
4
]
2.FD.30Yushkinite
V
 
<1
(Mg,Al)
 
n
[(OH,O)
 
2n
|S]
2.FD.35Tochilinite
Fe
2+
5-6
(Mg,Fe
2+
 
)
 
5
[(OH)
 
10
|S
 
6
]
2.FD.45Vyalsovite
FeCaAl[(OH)
 
5
|S]
2.FD.50Bazhenovite
Ca
 
8
[(OH)
 
12
|S
 
2
O
 
3
|S
 
5
] · 20H
 
2
O

Other Names for Wilhelmramsayite

Synonyms:
IMA2004-033
Other Languages:
German:Wilhelmramsayit

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 Wilhelmramsayite

Reference List:Pekov, I.V., Chukanov, N.V., Boldyreva, M.M., Dubinchuk, V.T. (2006): Wilhelmramsayite, Cu3FeS3•2H2O, a new mineral from Khibiny Massif, Kola Peninsula. Proceedings of the Russian Mineralogical Society, 135(1), 38-48.

Articles/Blogs about Wilhelmramsayite

Internet Links for Wilhelmramsayite

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    Localities for Wilhelmramsayite

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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.
    Russia
     
    • Northern Region
      • Murmanskaja Oblast'
        • Kola Peninsula
          • Khibiny Massif
    		Pekov, I.V., Chukanov, N.V., Boldyreva, M.M., Dubinchuk, V.T. (2006): Wilhelmramsayite, Cu3FeS3•2H2O, a new mineral from Khibiny Massif, Kola Peninsula. Proceedings of the Russian Mineralogical Society, 135(1), 38-48.
    Mineral and/or Locality
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