Kampelite
A valid IMA mineral species
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Formula:
Ba6Mg3Sc8(PO4)12(OH)6 · 7H2O
Colour:
Colourless
Lustre:
Pearly
Hardness:
1
Specific Gravity:
3.07
Crystal System:
Orthorhombic
Name:
Named in honour of Russian mining engineer Felix Borisovich Kampel’ (b. 1935) for his contribution to the development of technologies of mining and processing of complex magnetite-apatite-baddeleyite ores of the Kovdor deposit.
A Ba-Sc phosphate, an unique combination of elements.
Unique Identifiers
Mindat ID:
51403
Long-form identifier:
mindat:1:1:51403:1
GUID
(UUID V4):
(UUID V4):
fc746247-e21e-405c-bba8-8913aedac529
IMA Classification of Kampelite
Approved
IMA Formula:
Ba3Mg1.5Sc4(PO4)6(OH)3 · 4H2O
Approval year:
2016
First published:
2018
Type description reference:
Yakovenchuk, Victor N., Ivanyuk, Gregory Yu., Pakhomovsky, Yakov A., Panikorovskii, Taras L., Britvin, Sergei N., Krivovichev, Sergey V., Shilovskikh, Vladimir V., Bocharov, Vladimir N. (2018) Kampelite, Ba3Mg1.5Sc4(PO4)6(OH)3·4H2O, a new very complex Ba-Sc phosphate mineral from the Kovdor phoscorite-carbonatite complex (Kola Peninsula, Russia) Mineralogy and Petrology, 112 (1) 111-121 doi:10.1007/s00710-017-0515-1
Classification of Kampelite
8.DH.75
8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
H : With large and medium-sized cations, (OH, etc.):RO4 < 1:1
8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
H : With large and medium-sized cations, (OH, etc.):RO4 < 1:1
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 |
---|---|---|
Kpl | 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 Kampelite
Pearly
Transparency:
Transparent
Colour:
Colourless
Streak:
White
Hardness:
1 on Mohs scale
Comment:
About 1
Cleavage:
Perfect
on {001}
on {001}
Comment:
Fracture is described as smooth
Density:
3.07 g/cm3 (Measured) 3.28 g/cm3 (Calculated)
Optical Data of Kampelite
Type:
Biaxial (+)
RI values:
nα = 1.607(2) nβ = 1.607(2) nγ = 1.612(2)
Max Birefringence:
δ = 0.005
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
Without dispersion
Colour in reflected light:
Colourless
Pleochroism:
Non-pleochroic
Chemistry of Kampelite
Mindat Formula:
Ba6Mg3Sc8(PO4)12(OH)6 · 7H2O
Crystallography of Kampelite
Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Pnma
Setting:
Pnma
Cell Parameters:
a = 11.256(1) Å, b = 8.512(1) Å
Ratio:
a:b:c = 1.322 : 1
Unit Cell V:
2654.6 ų
Z:
4
Morphology:
Radiated aggregates (up to 1.5 mm in diameter) of platy crystals.
Comment:
From powder diffraction data. From single-crystal diffraction data: a = 11.2261(9), b = 8.5039(6), c = 27.699(2) Å, V = 2644.3(3) Å3
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
15.80 Å | (100) |
13.86 Å | (45) |
3.292 Å | (11) |
3.184 Å | (18) |
3.129 Å | (19) |
3.022 Å | (14) |
2.756 Å | (16) |
2.688 Å | (24) |
Comments:
From Type Description.
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 4b: Highly evolved igneous rocks | >3.0 |
36 : Carbonatites, kimberlites, and related igneous rocks |
Type Occurrence of Kampelite
General Appearance of Type Material:
Found in a void within the calcite-magnetite phoscorite (enriched in hydroxylapatite and Sc-rich baddeleyite) inside the axial zone of the Kovdor phoscorite-carbonatite pipe. It appears as radiated aggregates (up to 1.5 mm in diameter) of platy crystals
Place of Conservation of Type Material:
Type material is deposited in the collections of the Mineralogical museum, St. Petersburg State University, Russia, catalogue No. 1/19660.
Empirical Formula of Type Material:
(Ba2.62Sr · 45K0.10Ca0.06)Σ3.23Mg1.60Mn0.28(Sc3.15Fe3+0.23Al0.12)Σ3.50(PO4)6(OH)2.61·4.01H2O
Geological Setting of Type Material:
The Kovdor phoscorite-carbonatite complex.
Associated Minerals at Type Locality:
Reference:
Yakovenchuk, V.N., Ivanyuk, G.Yu., Pakhomovsky, Ya.A., Panikorovskii, T.L., Britvin, S.N., Krivovichev, S.V., Shilovskikh, V.V., Bocharov, V.N. (2018): Kampelite, Ba3Mg1.5Sc4(PO4)6(OH)3·4H2O, a new very complex Ba-Sc phosphate mineral from the Kovdor phoscorite-carbonatite complex (Kola Peninsula, Russia). Mineralogy and Petrology: 112: 111–121
Synonyms of Kampelite
Related Minerals - Strunz-mindat Grouping
8.DH. | Ferroberaunite | Fe2+Fe3+5(PO4)4(OH)5 · 6H2O |
8.DH. | Rowleyite | [Na(NH4,K)9Cl4][V5+,4+2(P,As)O8]6 · n[H2O,Na,NH4,K,Cl] |
8.DH. | Ammoniotinsleyite | (NH4)Al2(PO4)2(OH) · 2H2O |
8.DH. | Thebaite-(NH4) | (NH4)3Al(C2O4)(PO3OH)2(H2O) |
8.DH. | Dendoraite-(NH4) | (NH4)2NaAl(C2O4)(PO3OH)2(H2O)2 |
8.DH. | Whiteite-(MnMnMn) | Mn2+Mn2+Mn2+2Al2(PO4)4(OH)2 · 8H2O |
8.DH. | Whiteite-(CaMnFe) | CaMnFe2Al2(PO4)4(OH)2 · 8H2O |
8.DH. | Hochleitnerite | Mn2Ti3(PO4)4O2(H2O)2 · 14H2O |
8.DH. | Regerite | KFe6(PO4)4(OH)7(H2O)6 · 4H2O |
8.DH. | Hydroxylbenyacarite | (H2O)2Mn2(Ti2Fe)(PO4)4[O(OH)](H2O)10 · 4H2O |
8.DH. | Macraeite | K(H2O)Mn2(Fe2Ti)(PO4)4[O(OH)](H2O)10 · 4H2O |
8.DH.05 | Minyulite | KAl2(PO4)2F · 4H2O |
8.DH.10 | Leucophosphite | KFe3+2(PO4)2(OH) · 2H2O |
8.DH.10 | Spheniscidite | (NH4,K)(Fe3+,Al)2(PO4)2(OH) · 2H2O |
8.DH.10 | Tinsleyite | KAl2(PO4)2(OH) · 2H2O |
8.DH.15 | Jahnsite-(CaMnFe) | {Ca}{Mn2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(CaMnMg) | {Ca}{Mn2+}{(Mg,Fe2+)2}{Fe3+2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(CaMnMn) | {Ca}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Keckite | CaMn2+(Fe3+Mn2+)Fe3+2(PO4)4(OH)3 · 7H2O |
8.DH.15 | Rittmannite | {(Mn2+,Ca)}{Mn2+}{(Fe2+,Mn2+,Mg)2}{(Al,Fe3+)2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Whiteite-(CaFeMg) | {Ca}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Whiteite-(CaMnMg) | {Ca}{Mn2+}{Mg2}{Al2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Whiteite-(MnFeMg) | {(Mn2+,Ca)}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(MnMnMn) | {Mn2+}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Kaluginite | (Mn2+,Ca)MgFe3+(PO4)2(OH) · 4H2O |
8.DH.15 | Jahnsite-(CaFeFe) | {Ca}{Fe2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(NaFeMg) | NaFe3+Mg2Fe3+2(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(NaMnMg) | {(Na,Ca)}{(Mn2+,Fe3+)}{(Mg,Fe3+)2}{Fe3+2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(CaMgMg) | {Ca}{Mg}{Mg2}{Fe3+2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Whiteite-(CaMnMn) | {Ca}{Mn2+}{Mn2}{Al2}(PO4)4(OH)2 · 8H2O |
8.DH.15 | Whiteite-(MnMnMg) | MnMnMg2Al2(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(MnMnMg) | Mn2+Mn2+Mg2Fe3+2(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(CaFeMg) | CaFe2+Mg2Fe3+2(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(MnMnFe) | Mn2+Mn2+Fe2+2Fe3+2(PO4)4(OH)2 · 8H2O |
8.DH.15 | Whiteite-(CaMgMg) | CaMg3Al2(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(MnMnZn) | Mn2+Mn2+Zn2Fe3+2(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(NaMnMn) | NaMn2+(Mn2+Fe3+)Σ2Fe3+2(PO4)4(OH)2 · 8H2O |
8.DH.15 | Jahnsite-(CaMnZn) | CaMn2+Zn2Fe3+2(PO4)4(OH)2 · 8H2O |
8.DH.20 | Lun'okite | (Mn,Ca)(Mg,Fe,Mn)Al(PO4)2OH · 4H2O |
8.DH.20 | Manganosegelerite | (Mn2+,Ca)(Mn2+,Fe2+,Mg)Fe3+(PO4)2(OH) · 4H2O |
8.DH.20 | Overite | CaMgAl(PO4)2(OH) · 4H2O |
8.DH.20 | Segelerite | Ca2 Mg2 Fe3+2(PO4)4(OH)2 · 8H2O |
8.DH.20 | Wilhelmvierlingite | CaMnFe3+(PO4)2(OH) · 2H2O |
8.DH.20 | Juonniite | CaMgSc(PO4)2(OH) · 4H2O |
8.DH.25 | Calcioferrite | Ca2Fe3+2(PO4)3(OH) · 7H2O |
8.DH.25 | Kingsmountite | Ca3MnFeAl4(PO4)6(OH)4 · 12H2O |
8.DH.25 | Montgomeryite | Ca4MgAl4(PO4)6(OH)4 · 12H2O |
8.DH.25 | Zodacite | Ca4Mn2+Fe3+4(PO4)6(OH)4 · 12H2O |
8.DH.25 | Fanfaniite | Ca4MnAl4(PO4)6(OH)4 · 12H2O |
8.DH.30 | Arseniosiderite | Ca2Fe3+3(AsO4)3O2 · 3H2O |
8.DH.30 | Kolfanite | Ca2Fe3+3O2(AsO4)3 · 2H2O |
8.DH.30 | Mitridatite | Ca2Fe3+3(PO4)3O2 · 3H2O |
8.DH.30 | Pararobertsite | Ca2Mn3+3(PO4)3O2 · 3H2O |
8.DH.30 | Robertsite | Ca2Mn3+3(PO4)3O2 · 3H2O |
8.DH.30 | Sailaufite | (Ca,Na,◻)2Mn3+3(AsO4)2(CO3)O2 · 3H2O |
8.DH.35 | Mantienneite | KMg2Al2Ti(PO4)4(OH)3 · 15H2O |
8.DH.35 | Paulkerrite | K(Mg,Mn2+)2(Fe3+,Al,Ti,Mg)2Ti(PO4)4(OH)3 · 15H2O |
8.DH.35 | Benyacarite | (H2O)2Mn2Ti2Fe3+(PO4)4(OF)(H2O)10 · 4H2O |
8.DH.40 | Xanthoxenite | Ca4Fe3+2(PO4)4(OH)2 · 3H2O |
8.DH.45 | Mahnertite | NaCu3(AsO4)2Cl · 5H2O |
8.DH.50 | Andyrobertsite | KCdCu5(AsO4)4(H2AsO4) · 2H2O |
8.DH.50 | Calcioandyrobertsite | KCaCu5(AsO4)4(H2AsO4) · 2H2O |
8.DH.55 | Englishite | K3Na2Ca10Al15(PO4)21(OH)7 · 26H2O |
8.DH.60 | Bouazzerite | Bi6(Mg,Co)11Fe3+14(AsO4)18(OH)4O12 · 86H2O |
8.DH.65 | Galliskiite | Ca4Al2(PO4)2F8 · 5H2O |
8.DH.70 | Joteite | Ca2CuAl(AsO4)[AsO3(OH)]2(OH)2 · 5H2O |
8.DH.80 | Kapundaite | NaCaFe4(PO4)4(OH)3 · 5H2O |
8.DH.85 | Vaniniite | Ca2Mn2+3Mn3+2O2(AsO4)4 · 2H2O |
Other Information
Notes:
Dissolves easily in 10% cold HCl.
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 Kampelite
mindat.org URL:
https://www.mindat.org/min-51403.html
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References for Kampelite
Reference List:
Hålenius, Ulf, Hatert, Frédéric, Pasero, Marco, Mills, Stuart J. (2017) IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) Newsletter 35. European Journal of Mineralogy, 29 (1) 149-152 doi:10.1127/ejm/2017/0029-2626
Yakovenchuk, Victor N., Ivanyuk, Gregory Yu., Pakhomovsky, Yakov A., Panikorovskii, Taras L., Britvin, Sergei N., Krivovichev, Sergey V., Shilovskikh, Vladimir V., Bocharov, Vladimir N. (2018) Kampelite, Ba3Mg1.5Sc4(PO4)6(OH)3·4H2O, a new very complex Ba-Sc phosphate mineral from the Kovdor phoscorite-carbonatite complex (Kola Peninsula, Russia) Mineralogy and Petrology, 112 (1) 111-121 doi:10.1007/s00710-017-0515-1
Localities for Kampelite
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.
Russia (TL) | |
| Yakovenchuk et al. (2018) |