Kettnerite
A valid IMA mineral species - grandfathered
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About Kettnerite
Radim Kettner
Formula:
CaBiCO3OF
Colour:
Brown, brownish-yellow, lemon-yellow
Crystal System:
Orthorhombic
Name:
In honour of Radim Kettner (5 May 1891, Prague – 9 April 1968, Prague), Professor of Geology, Charles University, Czech Republic.
A rare secondary Ca-Bi carbonate visually indistinguishable from bismutite and beyerite.
The possible Cl analogue is known as UM1991-05-CO:BiCaCl.
The possible Cl analogue is known as UM1991-05-CO:BiCaCl.
Unique Identifiers
Mindat ID:
2190
Long-form identifier:
mindat:1:1:2190:2
GUID
(UUID V4):
(UUID V4):
284783a3-d038-42bc-a17f-ac9c1d542bb7
IMA Classification of Kettnerite
Approved, 'Grandfathered' (first described prior to 1959)
IMA Formula:
CaBiO(CO3)F
First published:
1956
Classification of Kettnerite
5.BE.30
5 : CARBONATES (NITRATES)
B : Carbonates with additional anions, without H2O
E : With Pb, Bi
5 : CARBONATES (NITRATES)
B : Carbonates with additional anions, without H2O
E : With Pb, Bi
16a.3.7.1
16a : ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
3 : (AB)2(XO3)Zq
16a : ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
3 : (AB)2(XO3)Zq
12.1.26
12 : Carbonates with other anions
1 : Carbonates with halides
12 : Carbonates with other anions
1 : Carbonates with halides
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 |
|---|---|---|
| Ket | 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 Kettnerite
Transparency:
Translucent
Colour:
Brown, brownish-yellow, lemon-yellow
Chemistry of Kettnerite
Mindat Formula:
CaBiCO3OF
Crystallography of Kettnerite
Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Pmmn
Cell Parameters:
a = 5.3641 Å, c = 13.5771 Å
Ratio:
a:c = 1 : 2.531
Unit Cell V:
0.00 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Plates, flattened along [001].
Twinning:
Twinned via [001].
Comment:
Pseudotetragonal, twinned. Subcell with a = 3.798 and c = 13.569 also known.
Crystal Structure
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Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
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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) |
|---|---|---|---|---|---|---|---|
| 0005626 | Kettnerite | Grice J D, Cooper M A, Hawthorne F C (1999) Crystal-structure determination of twinned kettnerite The Canadian Mineralogist 37 923-927 |  | 1999 | 0 | 293 | |
| 0007224 | Kettnerite | Hybler J, Dusek M (2007) Revision of the crystal structure of kettnerite CaBi[OFCO3] European Journal of Mineralogy 19 411-418 | 2007 | Krupka, Czech Republic | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 2.89 Å | (100) |
| 2.104 Å | (70) |
| 1.893 Å | (80) |
| 1.732 Å | (90) |
| 1.589 Å | (90) |
| 1.278 Å | (60) |
| 1.200 Å | (80) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Near-surface Processes | |
| 23 : Subaerial aqueous alteration by non-redox-sensitive fluids (see also #47) | |
| High-𝑇 alteration and/or metamorphism | |
| 33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12]) |
Type Occurrence of Kettnerite
General Appearance of Type Material:
Small (0.2-0.3 mm) brown to yellow plates.
Place of Conservation of Type Material:
National Museum, Prague, Czech Republic, 43298.
Geological Setting of Type Material:
In cavities in a quartz vein cutting pegmatitic K-feldspar.
Associated Minerals at Type Locality:
Other Language Names for Kettnerite
Common Associates
Associated Minerals Based on Photo Data:
| 19 photos of Kettnerite associated with Quartz | SiO2 |
| 14 photos of Kettnerite associated with Mixite | BiCu6(AsO4)3(OH)6 · 3H2O |
| 7 photos of Kettnerite associated with Quetzalcoatlite | Zn6Cu3(TeO6)2(OH)6 · AgxPbyClx+2y |
| 6 photos of Kettnerite associated with Baryte | BaSO4 |
| 5 photos of Kettnerite associated with Goethite | α-Fe3+O(OH) |
| 5 photos of Kettnerite associated with Fluorite | CaF2 |
| 4 photos of Kettnerite associated with Perite | PbBiClO2 |
| 3 photos of Kettnerite associated with Bismutite | (BiO)2CO3 |
| 2 photos of Kettnerite associated with Bismutoferrite | Fe3+2Bi(SiO4)2(OH) |
| 2 photos of Kettnerite associated with Eurekadumpite | (Cu,Zn)16(TeO3)2(AsO4)3Cl(OH)18 · 7H2O |
Related Minerals - Strunz-mindat Grouping
| 5.BE.X | Abellaite | NaPb2(CO3)2(OH) |
| 5.BE.05 | Shannonite | Pb2O(CO3) |
| 5.BE.10 | Hydrocerussite | Pb3(CO3)2(OH)2 |
| 5.BE.15 | Plumbonacrite | Pb5O(OH)2(CO3)3 |
| 5.BE.20 | Phosgenite | Pb2CO3Cl2 |
| 5.BE.25 | Bismutite | (BiO)2CO3 |
| 5.BE.35 | Beyerite | Ca(BiO)2(CO3)2 |
| 5.BE.40 | Grootfonteinite | Pb3O(CO3)2 |
| 5.BE.45 | Somersetite | Pb8O2(OH)2(CO3)5 |
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 Kettnerite
mindat.org URL:
https://www.mindat.org/min-2190.html
Please feel free to link to this page.
Please feel free to link to this page.
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External Links:
Mineral Dealers:
References for Kettnerite
Reference List:
Grice, J. D., Cooper, M. A., Hawthorne, F. C. (1999) Crystal-structure determination of twinned kettnerite. The Canadian Mineralogist, 37 (4) 923-927
Hybler, Jiří, Dušek, Michal (2007) Revision of the crystal structure of kettnerite CaBi[OFCO3]. European Journal of Mineralogy, 19 (3) 411-418 doi:10.1127/0935-1221/2007/0019-1722
Localities for Kettnerite
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.
Argentina | |
| Biglia et al. (2016) |
| Sureda et al. (2010) |
| Colombo et al. (2006) |
| Oyarzábal et al. (2016) |
Austria | |
| Kolitsch (2014) |
Czech Republic | |
| Lapis 2002 (7/8) |
| Lapis 2002 (7/8) | |
| Sejkora et al. (2019) |
| Zak et al. (1956) +1 other reference |
| Sejkora (1998) |
France | |
| Jean-Paul KLEIN collection |
Germany | |
| Walenta (1992) +1 other reference |
| Habel (2011) |
| www.mineralienatlas.de (2011) |
| X-ray diffraction analysis | |
| Hajek (2010) |
| Lapis 30 (7/8) |
| Christophe Boutry collection | |
| Lapis 30 (7/8) | |
| Lapis 30 (7/8) |
Greece | |
| Solomos et al. (2004) |
| Rieck et al. (2018) | |
Namibia | |
| Desor (10/2023) |
Poland | |
| Kozłowski et al. (2018) |
Portugal | |
| Pedro Alves collection |
Spain | |
| Rewitzer et al. (2018) |
Sweden | |
| Aksel Osterlof specimen +1 other reference |
USA | |
| Graeme (1993) |
| Graeme (1993) +1 other reference | |
| Anthony et al. (1995) |
| Anthony et al. (1995) |
| Anthony et al. (1995) |
| Ron Gibbs |
| Ron Gibbs | |
| Walstrom (n.d.) |
| Margerum (2004) |
| Adams (2010) |
| "The Blue Bell Claims San Bernardino ... +1 other reference |
| Collected by and in the collection of ... | |
| Collected by and in the collection of ... | |
| Collected by and in the collection of ... | |
| Walstrom (n.d.) |
| Min News 20:10 p 8 |
| Northrop et al. (1996) +1 other reference |
| Walstrom (n.d.) | |
| Walstrom (n.d.) | |
| Walstrom (n.d.) | |
| Walstrom (n.d.) | |
| Walstrom (n.d.) | |
| Walstrom (n.d.) |
| Walstrom (n.d.) | |
| Collected by and in the collection of ... |
| Collected by and in the collection of ... |
| Collected by and in the collection of ... | |
| Tony Nikischer specimen and analysis | |
| Mike Scott S102323 from Cureton from ... | |
| Collected by and in the collections of ... | |
| Collected by and in the collection of ... | |
| Collected by and in the collection of ... | |
| Collected by and in the collection of ... |
| collected by Brent Thorne | |
| |
| Buchholz et al. (2007) +1 other reference |
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Cogolla Alta mine, La Ventosilla farmhouse, Belalcázar, Córdoba, Andalusia, Spain