Kesebolite-(Ce)
A valid IMA mineral species
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About Kesebolite-(Ce)
Formula:
CeCa2Mn(AsO4)(SiO3)3
Colour:
dark brown to grayish brown
Lustre:
Vitreous
Hardness:
5 - 6
Specific Gravity:
3.998 (Calculated)
Crystal System:
Monoclinic
Name:
The name is for the discovery locality, the Kesebol mine, in the Ă
mÄl municipality, VÀstra Götaland, Sweden
New structure type. Unique combination of elements.
Unique Identifiers
Mindat ID:
54276
Long-form identifier:
mindat:1:1:54276:0
GUID
(UUID V4):
(UUID V4):
3e9820e6-2cec-4083-9526-f9a4e9da921f
IMA Classification of Kesebolite-(Ce)
Approved
Approval year:
2020
Type description reference:
Holtstam, Dan, Bindi, Luca, Karlsson, Andreas, Langhof, Jörgen, Zack, Thomas, Bonazzi, Paola, Persson, Anders (2020) Kesebolite-(Ce), CeCa2Mn(AsO4)[SiO3]3, a New REE-Bearing Arsenosilicate Mineral from the Kesebol Mine, Ă
mÄl, VÀstra Götaland, Sweden. Minerals, 10 (4) 385 doi:10.3390/min10040385
Classification of Kesebolite-(Ce)
9.DM.
9 : SILICATES (Germanates)
D : Inosilicates
M : Inosilicates with 6-periodic single chains
9 : SILICATES (Germanates)
D : Inosilicates
M : Inosilicates with 6-periodic single chains
Mineral Symbols
As of 2021 there are now IMAâCNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Ksb-Ce | IMAâCNMNC | Warr, L.N. (2021). IMAâCNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Kesebolite-(Ce)
Vitreous
Transparency:
Transparent
Colour:
dark brown to grayish brown
Streak:
light brown
Hardness:
5 - 6 on Mohs scale
Hardness:
VHN100=825 kg/mm2 - Vickers
Tenacity:
Brittle
Cleavage:
Imperfect/Fair
{100}
{100}
Fracture:
Irregular/Uneven
Density:
3.998(5) g/cm3 (Calculated)
Optical Data of Kesebolite-(Ce)
Type:
Biaxial (+)
Pleochroism:
Weak
Comments:
brownish-yellow shades
Comments:
Refractive indices were not determined directly; the calculated value is 1.740 from GladstoneâDale constants
Chemistry of Kesebolite-(Ce)
Mindat Formula:
CeCa2Mn(AsO4)(SiO3)3
Crystallography of Kesebolite-(Ce)
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/c
Cell Parameters:
a = 6.7382(3) Å, b = 13.0368(6) Å, c = 12.0958(6) Å
β = 98.578(2)°
β = 98.578(2)°
Ratio:
a:b:c = 0.517 : 1 : 0.928
Unit Cell V:
1,050.66 Ă
Âł (Calculated from Unit Cell)
Z:
4
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
6.50 Ă | (22) |
5.96 Ă | (54) |
5.70 Ă | (42) |
3.228 Ă | (58) |
3.138 Ă | (84) |
3.114 Ă | (100) |
2.924 Ă | (84) |
2.908 Ă | (63) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
High-đ alteration and/or metamorphism | |
32 : Ba/Mn/Pb/Zn deposits, including metamorphic deposits | |
Stage 7: Great Oxidation Event | <2.4 |
47d : [Arsenates, antimonates, selenates, bismuthinates] | |
47e : [Vanadates, chromates, manganates] | |
47h : [Near-surface oxidized, dehydrated minerals] |
Type Occurrence of Kesebolite-(Ce)
General Appearance of Type Material:
Short-prismatic crystals along c, with lengthwise striation; euhedral crystals up to 3 mm
Place of Conservation of Type Material:
Type material is deposited in the mineralogical collections of the Department of Geosciences, Swedish Museum of Natural History, Box 50007, 10405 Stockholm, Sweden, collection number GEO-NRM #20100343
Associated Minerals at Type Locality:
Reference:
Holtstam, D.; Bindi, L.; Karlsson, A.; Langhof, J.; Zack, T.; Bonazzi, P.; Persson, A. (2020) Kesebolite-(Ce), CeCa2Mn(AsO4)[SiO3]3, a New REE-Bearing Arsenosilicate Mineral from the Kesebol Mine, Ă
mÄl, VÀstra Götaland, Sweden. Minerals 10, 385.
Synonyms of Kesebolite-(Ce)
Other Language Names for Kesebolite-(Ce)
German:Kesebolit-(Ce)
Common Associates
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat Grouping
9.DM.05 | Stokesite | CaSn[Si3O9] · 2H2O |
9.DM.10 | Calciohilairite | CaZr[SiO3]3 · 3H2O |
9.DM.10 | Hilairite | Na2Zr[SiO3]3 · 3H2O |
9.DM.10 | Komkovite | BaZr[Si3O9] · 3H2O |
9.DM.10 | Sazykinaite-(Y) | Na5YZr[SiO3]6 · 6H2O |
9.DM.10 | Pyatenkoite-(Y) | Na5YTi[SiO3]6 · 6H2O |
9.DM.15 | Gaidonnayite | Na2Zr(Si3O9) · 2H2O |
9.DM.15 | Georgechaoite | NaKZr[Si3O9] · 2H2O |
9.DM.15 | Plumbogaidonnayite | PbZrSi3O9 · 2H2O |
9.DM.20 | Chkalovite | Na2BeSi2O6 |
9.DM.25 | Vlasovite | Na2ZrSi4O11 |
9.DM.30 | Revdite | Na16Si16O27(OH)26 · 28H2O |
9.DM.35 | Scheuchzerite | Na(Mn,Mg,Zn)9[VSi9O28(OH)](OH)3 |
9.DM.40 | Hydroterskite | Na2ZrSi6O12(OH)6 |
9.DM.40 | Terskite | Na4ZrSi6O16 · 2H2O |
Fluorescence of Kesebolite-(Ce)
None
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 Kesebolite-(Ce)
mindat.org URL:
https://www.mindat.org/min-54276.html
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References for Kesebolite-(Ce)
Reference List:
Miyawaki, Ritsuro, Hatert, FrĂ©dĂ©ric, Pasero, Marco, Mills, Stuart J. (2020) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) â Newsletter 53. European Journal of Mineralogy, 32 (1) 209-213 doi:10.5194/ejm-32-209-2020
Holtstam, Dan, Bindi, Luca, Karlsson, Andreas, Langhof, Jörgen, Zack, Thomas, Bonazzi, Paola, Persson, Anders (2020) Kesebolite-(Ce), CeCa2Mn(AsO4)[SiO3]3, a New REE-Bearing Arsenosilicate Mineral from the Kesebol Mine, Ă
mÄl, VÀstra Götaland, Sweden. Minerals, 10 (4) 385 doi:10.3390/min10040385
Localities for Kesebolite-(Ce)
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
â - 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.
Sweden (TL) | |
| Holtstam +7 other references |
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Kesebol mine, Strandhem ore field, à mÄl, VÀstra Götaland County, Sweden