Ziesite
A valid IMA mineral species
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About Ziesite
Formula:
β-Cu2(V2O7)
Colour:
Black
Lustre:
Metallic
Specific Gravity:
3.86
Crystal System:
Monoclinic
Name:
Named in honor of Emmanuel George Zies (26 September 1884, Baltimore, Maryland, USA - 26 April 1981), chemist and vulcanologist at the Carnegie Institute of Washington (USA).
Type Locality:
Unique Identifiers
Mindat ID:
4402
Long-form identifier:
mindat:1:1:4402:4
GUID
(UUID V4):
(UUID V4):
9655cdc0-35ba-44dc-b4cc-90ba121473ca
IMA Classification of Ziesite
Approved
IMA Formula:
Cu2V5+2O7
Approval year:
1979
First published:
1980
Classification of Ziesite
8.FA.10
8 : PHOSPHATES, ARSENATES, VANADATES
F : Polyphosphates, Polyarsenates, [4]-Polyvanadates
A : Polyphosphates, etc., without OH and H2O; dimers of corner-sharing RO4 tetrahedra.
8 : PHOSPHATES, ARSENATES, VANADATES
F : Polyphosphates, Polyarsenates, [4]-Polyvanadates
A : Polyphosphates, etc., without OH and H2O; dimers of corner-sharing RO4 tetrahedra.
38.5.5.2
38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
5 : Miscellaneous
38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
5 : Miscellaneous
21.1.8
21 : Vanadates (and vanadates with arsenate or phosphate)
1 : Vanadates of the alkalis and Cu
21 : Vanadates (and vanadates with arsenate or phosphate)
1 : Vanadates of the alkalis and Cu
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Zie | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Ziesite
Metallic
Transparency:
Opaque
Colour:
Black
Streak:
Red-brown
Density:
3.86(5) g/cm3 (Measured) 3.87 g/cm3 (Calculated)
Optical Data of Ziesite
Type:
Biaxial
Anisotropism:
moderate to strong
Colour in reflected light:
white
Chemistry of Ziesite
Mindat Formula:
β-Cu2(V2O7)
Elements listed:
Crystallography of Ziesite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Setting:
C2/c
Cell Parameters:
a = 7.6890(8) Å, b = 8.0289(9) Å, c = 10.1065(8) Å
β = 110.252(7)°
β = 110.252(7)°
Ratio:
a:b:c = 0.958 : 1 : 1.259
Unit Cell V:
585.35 ų (Calculated from Unit Cell)
Z:
2
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0014835 | Ziesite | Hughes J M, Brown M A (1989) The crystal structure of ziesite, beta-Cu2V2O7, a thortveitite-type structure with a non-linear X-O-X inter-tetrahedral bond Neues Jahrbuch fur Mineralogie, Monatshefte 1989 41-47 | 1989 | synthetic | 0 | 293 | |
0018361 | Ziesite | Yashima M, Suzuki R O (2009) Electronic structure and magnetic properties of monoclinic beta-Cu2V2O7: A GGA+U study Physical Review B79 125201-6 | 2009 | 0 | 293 | ||
0018362 | Ziesite | Yashima M, Suzuki R O (2009) Electronic structure and magnetic properties of monoclinic beta-Cu2V2O7: A GGA+U study Calvo & Faggiani (1975) paper, in the triclinic setting Physical Review B79 125201-6 | 2009 | synthetic | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
3.60 Å | (10) |
3.09 Å | (10) |
3.06 Å | (10) |
5.34 Å | (8) |
2.302 Å | (8) |
2.111 Å | (8) |
2.641 Å | (6) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 7: Great Oxidation Event | <2.4 |
45b : [Other oxidized fumarolic minerals] |
Type Occurrence of Ziesite
General Appearance of Type Material:
Anhedral crystals, to 200 µm, incrusting basalt
Place of Conservation of Type Material:
Carnegie Institute, Washington, D.C., USA.
Associated Minerals at Type Locality:
Reference:
Hughes, J.M., Birnie, R.W. (1980) Ziesite, ß-Cu2V2O7, a new copper vanadate and fumarole temperature indicator. American Mineralogist: 65: 1146-1149.
Synonyms of Ziesite
Other Language Names for Ziesite
Related Minerals - Strunz-mindat Grouping
8.FA. | Anastasenkoite | CaFe2+(P2O7) |
8.FA. | Phosphocyclite-(Fe) | Fe2+2(P4O12) |
8.FA. | Phosphocyclite-(Ni) | Ni2(P4O12) |
8.FA. | Lisanite | CaNiP2O7 |
8.FA. | Shasuite | CaNi3(P2O7)2 |
8.FA. | Nabateaite | Fe2P2O7 |
8.FA. | Samraite | Ni2P2O7 |
8.FA. | Bakakinite | Ca2V2O7 |
8.FA.05 | Blossite | α-Cu2(V2O7) |
8.FA.15 | Chervetite | Pb2(V2O7) |
8.FA.15 | UM1999-17:O:PbV | Pb4V2O9 or Pb4(VO4)2O |
8.FA.20 | Pyrocoproite | (K,Na)2Mg(P2O7) |
8.FA.20 | Pyrophosphite | K2Ca(P2O7) |
8.FA.25 | Petewilliamsite | (Ni,Co)30(As2O7)15 |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Ziesite
mindat.org URL:
https://www.mindat.org/min-4402.html
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References for Ziesite
Reference List:
Localities for Ziesite
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
El Salvador (TL) | |
| |
Russia | |
|
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Izalco Volcano, Sonsonate Department, El Salvador