Babánekite
A valid IMA mineral species
This page is currently not sponsored. Click here to sponsor this page.
About Babánekite
František Babánek
Formula:
Cu3(AsO4)2 · 8H2O
Generally contains Co, Zn, Mg or other, apparently stabilising, divalent cations replacing Cu.
Colour:
Pinkish to peach-colored
Lustre:
Vitreous
Hardness:
1½ - 2
Specific Gravity:
3.192 (Calculated)
Crystal System:
Monoclinic
Member of:
Name:
Named in honor of František Babánek (born October 10, 1836, in Kamenný Přívoz near Jílové, Bohemia; died February 25, 1910, in Prague), Czech mining expert, geologist and mineralogist. Babánek worked in Příbram and later in Jáchymov, the two most important mining districts in Bohemia, then a part of the Austro-Hungarian Empire.
Unique Identifiers
Mindat ID:
42750
Long-form identifier:
mindat:1:1:42750:4
GUID
(UUID V4):
(UUID V4):
38ab1ab5-32d8-4101-9f7b-af2bb6fffadc
IMA Classification of Babánekite
Approved
IMA Formula:
Cu3(AsO4)2 · 8H2O
Approval year:
2012
First published:
2017
Classification of Babánekite
8.CE.X
8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
E : With only medium-sized cations, RO4:H2O about 1:2.5
8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
E : With only medium-sized cations, RO4:H2O about 1:2.5
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 |
|---|---|---|
| Bbá | 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 Babánekite
Vitreous
Transparency:
Transparent, Translucent
Colour:
Pinkish to peach-colored
Streak:
Light pinkish
Hardness:
1½ - 2 on Mohs scale
Comment:
Estimated
Cleavage:
Perfect
on {010}
on {010}
Density:
3.192 g/cm3 (Calculated)
Chemistry of Babánekite
Mindat Formula:
Cu3(AsO4)2 · 8H2O
Generally contains Co, Zn, Mg or other, apparently stabilising, divalent cations replacing Cu.
Generally contains Co, Zn, Mg or other, apparently stabilising, divalent cations replacing Cu.
Elements listed:
Crystallography of Babánekite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 10.1729(2) Å, b = 13.5088(4) Å, c = 4.7496(1) Å
β = 105.399(2)°
β = 105.399(2)°
Ratio:
a:b:c = 0.753 : 1 : 0.352
Unit Cell V:
629.28 ų
Z:
2
Morphology:
Elongated, prismatic crystals up to 2 mm in length. Forms observed: exhibit the forms {010}, {100}, {110}, {101} and less frequently also {001}.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 7.936 Å | (10) |
| 6.743 Å | (100) |
| 3.231 Å | (14) |
| 2.999 Å | (5) |
| 2.980 Å | (5) |
| 2.725 Å | (5) |
| 2.715 Å | (11) |
| 2.333 Å | (10) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 7: Great Oxidation Event | <2.4 |
| 47a : [Near-surface hydration of prior minerals] | |
| 47e : [Vanadates, chromates, manganates] |
Geological Setting:
Weathering zones of copper-arsenic sulphide deposits
Type Occurrence of Babánekite
General Appearance of Type Material:
Pinkish to peach-colored, elongated, prismatic crystals up to 2 mm in length
Place of Conservation of Type Material:
Department of Mineralogy and Petrology of the National Museum in Prague, Prague, Czech Republic, catalogue number P1P 8/2011
Empirical Formula of Type Material:
(Cu1.12Zn0.78Co0.69Ni0.32)Σ2.91[(AsO4)2.01(PO4)0.01(SO4)0.01]Σ2.038H2O
Chemical Analysis of Type Material:
| CoO | 8.89 % |
|---|---|
| NiO | 4.06 % |
| CuO | 15.31 % |
| ZnO | 10.87 % |
| P2O5 | 0.16 % |
| As2O5 | 39.79 % |
| SO3 | 0.13 % |
| H2O (calc) | 24.78 % |
| Total: | 103.99 % |
Associated Minerals at Type Locality:
Reference:
Plášil, J., Škácha, P., Sejkora, J., Škoda, R., Novák, M., Veselovský, F., Hloušek, J. (2017) Babánekite, Cu3(AsO4)2 ∙ 8H2O, from Jáchymov, Czech Republic - a new member of the vivianite group. Journal of Geosciences: 62: 261-270.
Synonyms of Babánekite
Other Language Names for Babánekite
German:Babánekit
Relationship of Babánekite to other Species
Member of:
Other Members of this group:
| Annabergite | Ni3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
| Arupite | Ni3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
| Barićite | (Mg,Fe)3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
| Erythrite | Co3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
| Erythrite-Köttigite Series | ||
| Hörnesite | Mg3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
| Köttigite | Zn3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
| Manganohörnesite | Mn2+3(AsO4)2 · 8H2O | Mon. 2/m : P2/m |
| Monteneroite | Cu2+Mn2+2(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
| Pakhomovskyite | Co3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
| Parasymplesite | Fe2+3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
| Vivianite | Fe2+Fe2+2(PO4)2 · 8H2O | Mon. 2/m : B2/m |
Common Associates
Associated Minerals Based on Photo Data:
| 6 photos of Babánekite associated with Lindackerite | CuCu4(AsO4)2(HAsO4)2 · 9H2O |
| 2 photos of Babánekite associated with Lavendulan | NaCaCu5(AsO4)4Cl · 5H2O |
| 2 photos of Babánekite associated with Hloušekite | (Ni,Co)Cu4(AsO4)2(AsO3OH)2 · 9H2O |
| 2 photos of Babánekite associated with Lavendulan Group | |
| 1 photo of Babánekite associated with Gypsum | CaSO4 · 2H2O |
| 1 photo of Babánekite associated with Euchroite | Cu2(AsO4)(OH) · 3H2O |
| 1 photo of Babánekite associated with Olivenite | Cu2(AsO4)(OH) |
| 1 photo of Babánekite associated with Strashimirite | Cu8(AsO4)4(OH)4 · 5H2O |
| 1 photo of Babánekite associated with Pyrite | FeS2 |
| 1 photo of Babánekite associated with Dolomite | CaMg(CO3)2 |
Related Minerals - Strunz-mindat Grouping
| 8.CE. | Monteneroite | Cu2+Mn2+2(AsO4)2 · 8H2O |
| 8.CE.05 | Chudobaite | (Mg,Zn)5(AsO4)2(HAsO4)2 · 10H2O |
| 8.CE.05 | Geigerite | Mn2+5(AsO4)2(HAsO4)2 · 10H2O |
| 8.CE.10 | Newberyite | Mg(PO3OH) · 3H2O |
| 8.CE.15 | Brassite | Mg(HAsO4) · 4H2O |
| 8.CE.20 | Phosphorrösslerite | Mg(PO3OH) · 7H2O |
| 8.CE.20 | Rösslerite | Mg(HAsO4) · 7H2O |
| 8.CE.25 | Metaswitzerite | Mn2+3(PO4)2 · 4H2O |
| 8.CE.25 | Switzerite | Mn2+3(PO4)2 · 7H2O |
| 8.CE.30 | Lindackerite | CuCu4(AsO4)2(HAsO4)2 · 9H2O |
| 8.CE.30 | Ondrušite | CaCu4(AsO4)2(HAsO4)2 · 10H2O |
| 8.CE.30 | Veselovskýite | ZnCu4(AsO4)2(HAsO4)2 · 9H2O |
| 8.CE.30 | Pradetite | CoCu4(AsO4)2(HAsO4)2 · 9H2O |
| 8.CE.30 | Klajite | MnCu4(AsO4)2(HAsO4)2 · 9-10H2O |
| 8.CE.30 | Hloušekite | (Ni,Co)Cu4(AsO4)2(AsO3OH)2 · 9H2O |
| 8.CE.35 | Bobierrite | Mg3(PO4)2 · 8H2O |
| 8.CE.40 | Annabergite | Ni3(AsO4)2 · 8H2O |
| 8.CE.40 | Arupite | Ni3(PO4)2 · 8H2O |
| 8.CE.40 | Barićite | (Mg,Fe)3(PO4)2 · 8H2O |
| 8.CE.40 | Erythrite | Co3(AsO4)2 · 8H2O |
| 8.CE.40 | Ferrisymplesite | Fe3+3(AsO4)2(OH)3 · 5H2O |
| 8.CE.40 | Hörnesite | Mg3(AsO4)2 · 8H2O |
| 8.CE.40 | Köttigite | Zn3(AsO4)2 · 8H2O |
| 8.CE.40 | Manganohörnesite | Mn2+3(AsO4)2 · 8H2O |
| 8.CE.40 | Parasymplesite | Fe2+3(AsO4)2 · 8H2O |
| 8.CE.40 | Vivianite | Fe2+Fe2+2(PO4)2 · 8H2O |
| 8.CE.40 | Pakhomovskyite | Co3(PO4)2 · 8H2O |
| 8.CE.45 | Symplesite | Fe2+3(AsO4)2 · 8H2O |
| 8.CE.50 | Cattiite | Mg3(PO4)2 · 22H2O |
| 8.CE.55 | Koninckite | Fe3+PO4 · 3H2O |
| 8.CE.60 | Kaňkite | FeAsO4 · 3.5H2O |
| 8.CE.60 | Hilarionite | Fe3+2(SO4)(AsO4)(OH) · 6H2O |
| 8.CE.65 | Steigerite | Al(VO4) · 3H2O |
| 8.CE.70 | Metaschoderite | Al2(PO4)(VO4) · 6H2O |
| 8.CE.70 | Schoderite | Al2(PO4)(VO4) · 8H2O |
| 8.CE.75 | Malhmoodite | FeZr(PO4)2 · 4H2O |
| 8.CE.75 | Zigrasite | MgZr(PO4)2 · 4H2O |
| 8.CE.75 | UM2009-11-PO:CaHZr | CaZr[PO4]2 · 4H2O |
| 8.CE.80 | Santabarbaraite | Fe3+3(PO4)2(OH)3 · 5H2O |
| 8.CE.85 | Metaköttigite | (Zn,Fe,Fe)3(AsO4)2 · 8(H2O,OH) |
| 8.CE.90 | Slavkovite | Cu13(AsO4)6(AsO3OH)4 · 23H2O |
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 Babánekite
mindat.org URL:
https://www.mindat.org/min-42750.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
External Links:
Mineral Dealers:
References for Babánekite
Reference List:
Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2012) New minerals and nomenclature modifications approved in 2012. CNMNC Newsletter No 13. Mineralogical Magazine, 76 (3) 807-817 doi:10.1180/minmag.2012.076.3.26
Localities for Babánekite
symbol to view information about a locality.
The 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).
All localities listed without proper references should be considered as questionable.
Austria | |
| Auer (2017) |
| Jakely (Hrsg.) |
Canada | |
| Reiner Mielke |
Chile | |
| samples analysed by Gerhard Mohn and ... |
Czech Republic | |
| Desor (04/2022) |
| Williams et al. (2012) +2 other references |
Germany | |
| Blaß et al. (2015) |
| SEM-EDS by Joy Desor and Gerhard Möhn |
Italy | |
| Desor (2017) |
| Bortolozzi (n.d.) +1 other reference | |
Slovakia | |
| Martin Števko |
| Martin Števko-unpublished |
| Martin Števko |
Quick NavTopAbout BabánekiteUnique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Chemistry Crystallography X-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesRelationshipsCommon AssociatesStrunz-MindatOther InformationInternet Links References Localities Locality List
Geister vein, Rovnost Mine, Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic