Babánekite
This page is currently not sponsored. Click here to sponsor this page.
About Babánekite
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.
Classification of Babánekite
Approved
Approval year:
2012
First published:
2017
7/C.13-
8.CE.
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
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)
Chemical Properties of Babánekite
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.
IMA Formula:
Cu3(AsO4)2 · 8H2O
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):
• Oxidation
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 |
Pakhomovskyite | Co3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
Parasymplesite | Fe2+3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
Vivianite | Fe2+3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
Common Associates
Associated Minerals Based on Photo Data:
1 photo of Babánekite associated with Lavendulan | NaCaCu5(AsO4)4Cl · 5H2O |
1 photo of Babánekite associated with Hloušekite | (Ni,Co)Cu4(AsO4)2(AsO3OH)2 · 9H2O |
1 photo of Babánekite associated with Gypsum | CaSO4 · 2H2O |
Related Minerals - Nickel-Strunz Grouping
8.CE.05 | Chudobaite | (Mg,Zn)5(AsO4)2(HAsO4)2 · 10H2O | Tric. |
8.CE.05 | Geigerite | Mn2+5(AsO4)2(HAsO4)2 · 10H2O | Tric. |
8.CE.10 | Newberyite | Mg(PO3OH) · 3H2O | Orth. mmm (2/m 2/m 2/m) : Pbca |
8.CE.15 | Brassite | Mg(HAsO4) · 4H2O | Orth. mmm (2/m 2/m 2/m) : Pbca |
8.CE.20 | Phosphorrösslerite | Mg(PO3OH) · 7H2O | Mon. 2/m : P2/b |
8.CE.20 | Rößlerite | Mg(HAsO4) · 7H2O | Mon. 2/m : B2/b |
8.CE.25 | Metaswitzerite | Mn2+3(PO4)2 · 4H2O | Mon. 2/m : P2/b |
8.CE.25 | Switzerite | Mn2+3(PO4)2 · 7H2O | Mon. |
8.CE.30 | Lindackerite | CuCu4(AsO4)2(HAsO4)2 · 9H2O | Tric. 1 : P1 |
8.CE.30 | Ondrušite | CaCu4(AsO4)2(HAsO4)2 · 10H2O | Tric. 1 : P1 |
8.CE.30 | Veselovskýite | ZnCu4(AsO4)2(HAsO4)2 · 9H2O | Tric. 1 : P1 |
8.CE.30 | Pradetite | CoCu4(AsO4)2(HAsO4)2 · 9H2O | Tric. 1 : P1 |
8.CE.30 | Klajite | MnCu4(AsO4)2(HAsO4)2 · 9-10H2O | Tric. 1 : P1 |
8.CE.35 | Bobierrite | Mg3(PO4)2 · 8H2O | Mon. 2/m : B2/b |
8.CE.40 | Annabergite | Ni3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.40 | Arupite | Ni3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.40 | Barićite | (Mg,Fe)3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.40 | Erythrite | Co3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.40 | Ferrisymplesite | Fe3+3(AsO4)2(OH)3 · 5H2O | |
8.CE.40 | Hörnesite | Mg3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.40 | Köttigite | Zn3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.40 | Manganohörnesite | Mn2+3(AsO4)2 · 8H2O | Mon. 2/m : P2/m |
8.CE.40 | Parasymplesite | Fe2+3(AsO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.40 | Vivianite | Fe2+3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.40 | Pakhomovskyite | Co3(PO4)2 · 8H2O | Mon. 2/m : B2/m |
8.CE.45 | Symplesite | Fe2+3(AsO4)2 · 8H2O | Tric. 1 : P1 |
8.CE.50 | Cattiite | Mg3(PO4)2 · 22H2O | Tric. 1 : P1 |
8.CE.55 | Koninckite | Fe3+PO4 · 3H2O | Tet. |
8.CE.60 | Kaňkite | FeAsO4 · 3.5H2O | Mon. 2 : P2 |
8.CE.65 | Steigerite | Al(VO4) · 3H2O | Mon. 2/m : P21/m |
8.CE.70 | Metaschoderite | Al2(PO4)(VO4) · 6H2O | Mon. 2/m : P2/m |
8.CE.70 | Schoderite | Al2(PO4)(VO4) · 8H2O | Mon. |
8.CE.75 | Malhmoodite | FeZr(PO4)2 · 4H2O | Mon. |
8.CE.75 | Zigrasite | MgZr(PO4)2 · 4H2O | Tric. 1 : P1 |
8.CE.75 | UM2009-11-PO:CaHZr | CaZr[PO4]2 · 4H2O | Tric. |
8.CE.80 | Santabarbaraite | Fe3+3(PO4)2(OH)3 · 5H2O | Amor. |
8.CE.85 | Metaköttigite | (Zn,Fe,Fe)3(AsO4)2 · 8(H2O,OH) | Tric. 1 : P1 |
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.
References for Babánekite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Plášil*, J., Fejfarová, K., Radek Škoda, R., Škácha, P., Sejkora, J., Veselovský, F., Hloušek, J., Novák, M. (2012) Babánekite, IMA 2012-007. CNMNC Newsletter No. 13, June 2012, page 814. Mineralogical Magazine: 76: 807-817.
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.
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:
Localities for Babánekite
Locality List




All localities listed without proper references should be considered as questionable.
Austria | |
| Auer, C. (2017): 2035) Babanekit vom Nöckelberg, Leogang, Salzburg. Pp. 254-255 in Walter, F. et al.: Neue Mineralfunde aus Österreich LXVI, Carinthia II, 207./127., 217-284. |
Canada | |
| Reiner Mielke |
Chile | |
| samples analysed by Gerhard Mohn and Joy Desor |
Czech Republic (TL) | |
| Plášil*, J., Fejfarová, K., Radek Škoda, R., Škácha, P., Sejkora, J., Veselovský, F., Hloušek, J., Novák, M. (2012) Babánekite, IMA 2012-007. CNMNC Newsletter No. 13, June 2012, page 814; Mineralogical Magazine, 76, 807-817.; Škácha, Pavel; Horák, Vladimír; Plašil, Jakub (2014) Minerals and finds of ore shoots on the Geister vein of the western part of the Jáchymov ore district (Czech Republic). Bulletin Mineralogicko-Petrologickeho Oddeleni Narodniho Muzea v Praze Vol. 22 Issue 2, p202-202. 1p.; 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. |
Germany | |
| Blaß, G. & Draxler, V. (2015): Babánekit, ein Erstfund für die Grube Clara im Schwarzwald. Mineralien-Welt 26 (6), 16-19 (in German). |
| SEM-EDS by Joy Desor and Gerhard Möhn |
Italy | |
| Desor, J. (2017) SEM-EDS analysis. |
Giorgio Bortolozzi Collection; Caboni, F., Mamberti, M., Tanca, G.A., Vinci, A., Bittarello, E., Marengo, A., Brizio, P., Bracco, R., Baralis, L., Desor, J., Ciriotti, M.E. (2018): Arseniati, arseniuri e altre novità di Pira Inferida - Fenugu Sibiri, Gonnosfanadiga, Sud Sardegna. Micro, 16, 110-156 (in Italian with abstracts in English, French and German). | |
Slovakia | |
| Martin Števko, unpublished-EMPA-WDS confirmed |
| Martin Števko-unpublished, EMPA-WDS confirmed |
| Martin Števko, unpublished-EMPA-WDS confirmed |
Geister vein, Rovnost Mine, Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic