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Ikranite

A valid IMA mineral species

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Ikranite

Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

Ikranite, etc.

Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

Ikranite, etc.

Khibiny Massif, Murmansk Oblast, Russia

Ikranite

Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

Ikranite, etc.

Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

Ikranite, etc.

Khibiny Massif, Murmansk Oblast, Russia

Ikranite

Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

Ikranite, etc.

Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

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About IkraniteHide

IKRAN

Formula:

(Na,H₃O)₁₅(Ca,Mn²⁺)₆Fe³⁺₂Zr₃[H_0-3Si₃O₉)₂(Si₉O₂₇)₂SiO]Cl · 2-3H₂O

Colour:

brownish yellow to light brown

Lustre:

Vitreous

Hardness:

Specific Gravity:

2.82

Crystal System:

Trigonal

Member of:

Eudialyte Group

Name:

Named for the IKRAN institute (Institut Kristallografii Rossiyskoy Akademii Nauk), Moscow, Russia.

Type Locality:

ⓘ Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

This page provides mineralogical data about Ikranite.

Unique IdentifiersHide

Mindat ID:

25686

Long-form identifier:

mindat:1:1:25686:3

Similar NamesHide

Iranite

A valid IMA mineral species

Pb₁₀Cu(CrO₄)₆(SiO₄)₂(OH)₂

IMA Classification of IkraniteHide

IMA status:

Approved

IMA Formula:

(Na,H₃O)₁₅(Ca,Mn²⁺,Ce³⁺)₆Fe³⁺₂Zr⁴⁺₃Si₂₄O₆₆(O,OH)₆Cl·nH₂O

Approval year:

2000

First published:

2003

Type description reference:

Chukanov, N.V., Pekov, I.V., Zadov, A.E., Korovushkin, V.V., Ekimenkova, I.A., Rastsvetaeva, R.K. (2003) Ikranite (Na,H3O)15(Ca,Mn,REE)6Fe3+2Zr3([],Zr)([],Si)Si24O66(O,OH)6Cl·nH2O and raslakite Na15Ca3Fe3(NaZr)3Zr3(Si,Nb)(Si25O73)(OH,H2O)2(Cl,OH) - the new eudialyte-group minerals from Lovozero massif, Kola Peninsula. Zapiski Vserossijskogo Mineralogicheskogo Obshchestva: 132(5): 22-33 (in Russian with English abstract). https://rruff.info/rruff_1.0/uploads/ZVMO132N5_22.pdf

Classification of IkraniteHide

Strunz-mindat (2026):

9.CO.10

9 : SILICATES (Germanates)
C : Cyclosilicates
O : [Si₉O₂₇]₁₈- 9-membered rings

Dana 8th ed.:

64.1.1.2

64 : CYCLOSILICATES Rings with Other Anions and Insular Silicate Groups
1 : Rings with Other Anions and Insular Silicate Groups with mixed ring types

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference for Standard
Ikr	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 IkraniteHide

Lustre:

Vitreous

Transparency:

Transparent

Colour:

Brownish yellow to light brown

Streak:

White

Hardness:

5 on Mohs scale

Tenacity:

Brittle

Cleavage:

None Observed

Fracture:

Conchoidal

Density:

2.82 g/cm³ (Measured)

Chemistry of IkraniteHide

Mindat Formula:

(Na,H₃O)₁₅(Ca,Mn²⁺)₆Fe³⁺₂Zr₃[H_0-3Si₃O₉)₂(Si₉O₂₇)₂SiO]Cl · 2-3H₂O

Element Weights:

Element	% weight
O	41.204 %
Si	24.110 %
Na	11.841 %
Zr	9.397 %
Ca	8.257 %
Fe	3.835 %
Cl	1.217 %
H	0.138 %

Calculated from ideal end-member formula.

Elements listed:

Ca, Cl, Fe, H, Mn, Na, O, Si, Zr - search for minerals with similar chemistry

Crystallography of IkraniteHide

Crystal System:

Trigonal

Class (H-M):

3m - Ditrigonal Pyramidal

Space Group:

R3m

Cell Parameters:

a = 14.167 Å, c = 30.081 Å

Ratio:

a:c = 1 : 2.123

Unit Cell V:

5,228.52 Å³ (Calculated from Unit Cell)

Crystal StructureHide

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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)
0012386	Ikranite	Rastsvetaeva R K, Chukanov N V (2003) Ikranite: composition and structure of a new mineral of the eudialyte group Crystallography Reports 48 717-720		2003	Mount Karnasurt, Lovozero alkaline massif, Kola Peninsula, Russia	0	293
0012505	Ikranite	Ekimenkova I A, Rastsvetaeva R K, Chukanov N V, Khasanov S S (2000) Crystal structure of an oxonium-containing analogue of eudialyte Doklady Chemistry 371 65-69		2000	Karnasurt Mountains, Lovozero massif, Kola Peninsula, Russia	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Ikranite'
loop_
_publ_author_name
'Rastsvetaeva R K'
'Chukanov N V'
_journal_name_full 'Crystallography Reports'
_journal_volume 48 
_journal_year 2003
_journal_page_first 717
_journal_page_last 720
_publ_section_title
;
 Ikranite: composition and structure of a new mineral of the eudialyte group
;
_database_code_amcsd 0012386
_chemical_compound_source 'Mount Karnasurt, Lovozero alkaline massif, Kola Peninsula, Russia'
_chemical_formula_sum 'Zr3.4 Si24.3 O79.661 Ca3.3 Mn1.398 Ce.33 La.132 Nd.036 Na9.627 Sr.504 Fe2.1 Nb.1 Ti.1 H16.453 K.3 Cl.74'
_cell_length_a 14.167
_cell_length_b 14.167
_cell_length_c 30.081
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 5228.519
_exptl_crystal_density_diffrn      2.856
_symmetry_space_group_name_H-M 'R 3 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '2/3+x,1/3+y,1/3+z'
  '1/3+x,2/3+y,2/3+z'
  'x,x-y,z'
  '2/3+x,1/3+x-y,1/3+z'
  '1/3+x,2/3+x-y,2/3+z'
  '-y,-x,z'
  '2/3-y,1/3-x,1/3+z'
  '1/3-y,2/3-x,2/3+z'
  '-x+y,y,z'
  '2/3-x+y,1/3+y,1/3+z'
  '1/3-x+y,2/3+y,2/3+z'
  '-y,x-y,z'
  '2/3-y,1/3+x-y,1/3+z'
  '1/3-y,2/3+x-y,2/3+z'
  '-x+y,-x,z'
  '2/3-x+y,1/3-x,1/3+z'
  '1/3-x+y,2/3-x,2/3+z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
Zr   0.33320   0.16660   0.16690   1.00000   0.02356
Si1   0.08320   0.54160   0.25730   1.00000   0.02660
Si2   0.14060   0.07030   0.08040   1.00000   0.02533
Si3   0.05500   0.32490   0.23660   1.00000   0.01900
Si4   0.20560   0.41120   0.07880   1.00000   0.03420
Si5   0.52660   0.26330   0.25380   1.00000   0.02153
Si6  -0.00730   0.60520   0.09710   1.00000   0.02026
O1   0.02180   0.51090   0.30170   1.00000   0.04939
O2   0.41270   0.30920   0.12780   1.00000   0.02913
O3   0.40210   0.03420   0.04510   1.00000   0.05193
O4   0.03590   0.29930   0.28810   1.00000   0.05066
O5   0.09390   0.37380   0.10730   1.00000   0.03420
O6   0.39120   0.43770   0.22600   1.00000   0.03166
O7   0.25840   0.02840   0.20530   1.00000   0.03926
O8   0.44520   0.22260   0.29380   1.00000   0.07346
O9   0.17650   0.35300   0.22020   1.00000   0.03166
O10   0.19120   0.09560   0.12590   1.00000   0.04053
O11   0.18080   0.36160   0.02840   1.00000   0.04559
O12   0.60600   0.39400   0.25370   1.00000   0.03926
O13   0.22080   0.11040   0.03890   1.00000   0.05066
O14   0.39510   0.60490   0.25400   1.00000   0.06079
O15   0.01850   0.50920   0.10460   1.00000   0.05066
O16   0.06170   0.12340   0.07400   1.00000   0.03166
O17   0.27250   0.54500   0.07090   1.00000   0.06333
O18   0.46920   0.23460   0.20450   1.00000   0.04306
CaM1   0.26260   0.00120   0.00040   0.55000   0.02799
MnM1   0.26260   0.00120   0.00040   0.23300   0.02799
CeM1   0.26260   0.00120   0.00040   0.05500   0.02799
LaM1   0.26260   0.00120   0.00040   0.02200   0.02799
NdM1   0.26260   0.00120   0.00040   0.00600   0.02799
NaM1   0.26260   0.00120   0.00040   0.07500   0.02799
SrM1   0.26260   0.00120   0.00040   0.05900   0.02799
Fe3+M2a   0.49070   0.50940   0.00160   0.70000   0.05826
NaM2b   0.53240   0.46760  -0.00300   0.30000   0.11779
ZrM3a   0.33333   0.66667   0.03060   0.08600   0.02406
NbM3a   0.33333   0.66667   0.03060   0.03200   0.02406
TiM3a   0.33333   0.66667   0.03060   0.03200   0.02406
SiM3b   0.33333   0.66667   0.08590   0.30000   0.02153
ZrM4a   0.33333   0.66667   0.22710   0.15000   0.02786
ZrM4b   0.33333   0.66667   0.28750   0.16400   0.03546
NbM4b   0.33333   0.66667   0.28750   0.06800   0.03546
TiM4b   0.33333   0.66667   0.28750   0.06800   0.03546
NaA1a   0.11100   0.22200   0.15280   0.49400   0.02786
H3OA1a   0.11100   0.22200   0.15280   0.16600   0.02786
H3OA1b   0.08080   0.16160   0.16630   0.34000   0.03800
NaA2a   0.56810   0.43190   0.17300   0.70000   0.01646
NaA2b   0.54500   0.45500   0.17890   0.30000   0.03293
NaA3a   0.46480   0.23240   0.04840   0.61500   0.01773
H3OA3a   0.46480   0.23240   0.04840   0.20500   0.01773
H30A3b   0.49200   0.24600   0.03500   0.18000   0.01520
NaA4a   0.23590   0.47180  -0.04590   0.65000   0.03166
KA4a   0.23590   0.47180  -0.04590   0.10000   0.03166
SrA4a   0.23590   0.47180  -0.04590   0.05000   0.03166
H3OA4b   0.26600   0.53300  -0.05400   0.20000   0.02406
H3OA5a   0.39100   0.60900   0.15900   0.07300   0.05066
O-HA5a   0.39100   0.60900   0.15900   0.15700   0.05066
H3OA5b   0.18500   0.59300   0.16400   0.45000   0.05066
Cl   0.33333   0.66667   0.15000   0.74000   0.06713
O-H1   0.33333   0.66667   0.13700   0.30000   0.08866
O-H2   0.39100   0.60900   0.15900   0.23000   0.05066
O-H3   0.25900   0.51800   0.33070   0.70000   0.08232
O-H4   0.42000   0.58000  -0.00100   0.70000   0.08992
Wat1a   0.00000   0.00000   0.22500   0.70000   0.01900
Wat1b   0.00000   0.00000   0.19900   0.30000   0.01773
Wat2   0.66667   0.33333   0.09990   1.00000   0.03166

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
4.30 Å	(90)
3.52 Å	(55)
2.96 Å	(90)
2.84 Å	(100)

Locality:

Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

Reference:

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
Stage 4b: Highly evolved igneous rocks	>3.0
35 : Ultra-alkali and agpaitic igneous rocks

Type Occurrence of IkraniteHide

Type Locality:

ⓘ Karnasurt Mountain, Lovozersky District, Murmansk Oblast, Russia

General Appearance of Type Material:

grains to 3 cm across

Place of Conservation of Type Material:

A.E. Fersman Mineralogical Museum, Russian Academy of Sciences, Moscow, Russia.

Geological Setting of Type Material:

alkaline pegmatite

Associated Minerals at Type Locality:

Aegirine	Arfvedsonite	Lamprophyllite	Lorenzenite	Microcline
Murmanite	Nepheline

Reference:

Synonyms of IkraniteHide

IMA2000-010

Unnamed (Hydronium-bearing Eudialyte)

Other Language Names for IkraniteHide

Dutch:Ikraniet

German:Ikranit

Simplified Chinese:尹克然石

Traditional Chinese:尹克然石

Relationship of Ikranite to other SpeciesHide

Member of:

Eudialyte Group

Other Members of Eudialyte Group:

Alluaivite	Na₁₉(Ca,Mn)₆(Ti,Nb)₃Si₂₆O₇₄Cl · 2H₂O	Trig. 3m(32/m) : R3m
Amableite-(Ce)	Na₁₅[(Ce_1.5Na_1.5)Mn₃]Mn₂Zr₃◻Si[Si₂₄O₆₉(OH)₃](OH)₂ · H₂O	Trig. 3 : R3
Andrianovite	Na₁₂(K,Sr,Ce)₃Ca₆Mn₃Zr₃Nb(Si₂₅O₇₃)(O,H₂O,OH)₅	Trig. 3m : R3m
Aqualite	(H₃O)₈(Na,K,Sr)₅Ca₆Zr₃Si₂₆O₆₆(OH)₉Cl	Trig. 3 : R3
Carbokentbrooksite	(Na₃Na₃Na₃Na₃Na₃)Ca₆(^VMn²⁺₃)Zr₃[Si₃O₉]₂[Si₉O₂₇SiO][Si₉O₂₇Nb(OH)₃](CO₃)(H₂O)	Trig. 3m : R3m
Davinciite	Na₁₂K₃Ca₆Fe²⁺₃Zr₃(Si₂₆O₇₃OH)Cl₂	Trig. 3m : R3m
Dualite	Na₃₀(Ca,Na,Ce,Sr)₁₂(Na,Mn,Fe,Ti)₆Zr₃Ti₃Mn[Si₅₁O₁₄₄](OH,H₂O,Cl)₉	Trig. 3m : R3m
Eudialyte	Na₁₅Ca₆Fe₃Zr₃Si(Si₂₅O₇₃)(O,OH,H₂O)₃(Cl,OH)₂	Trig. 3m(32/m) : R3m
Feklichevite	Na₁₁Ca₉(Fe³⁺,Fe²⁺)₂Zr₃Nb[Si₂₅O₇₃](OH,H₂O,Cl,O)₅	Trig. 3m : R3m
Fengchengite	Na₁₂◻₃(Ca,Sr)₆Fe³⁺₃ Zr₃Si(Si₂₅O₇₃)(H₂O,OH)₃(OH,Cl)₂	Trig. 3m(32/m) : R3m
Ferrokentbrooksite	Na₁₅Ca₆(Fe,Mn)₃Zr₃NbSi₂₅O₇₃(O,OH,H₂O)₃Cl₂	Trig. 3m : R3m
Georgbarsanovite	Na₁₂(Mn,Sr,REE)₃Ca₆Fe²⁺₃Zr₃NbSi₂₅O₇₆Cl₂ · H₂O	Trig. 3m : R3m
Golyshevite	Na₁₀Ca₃Ca₆Zr₃Fe₂SiNb(Si₃O₉)₂(Si₉O₂₇)₂CO₃(OH)₃ · H₂O	Trig. 3m : R3m
'Hydrorastsvetaevite'	(Na₁₁(H₃O)₁₁K₆(H₂O)_1.5Sr)Ca₁₂Fe₃Na₂MnZr₆Si₅₂O₁₄₄(OH)_4.5Cl_3.5	Trig. 3m : R3m
Ilyukhinite	(H₃O,Na)₁₄Ca₆Mn₂Zr₃Si₂₆O₇₂(OH)₂ · 3H₂O	Trig. 3m : R3m
Johnsenite-(Ce)	Na₁₂(Ce₂Ca)Ca₆Mn₃Zr₃[Si₃O₉]₂[Si₉O₂₇SiO][Si₉O₂₇W(O)₃](CO₃)(OH,Cl)₂	Trig. 3m : R3m
Kentbrooksite	(Na,REE)₁₅(Ca,REE)₆(Mn²⁺,Fe²⁺)₃Zr₃Nb[Si₂₅O₇₄]F₂ · 2H₂O	Trig. 3m : R3m
Khomyakovite	Na₁₂Sr₃Ca₆Fe₃Zr₃W[Si₂₅O₇₃](O,OH,H₂O)₃(OH,Cl)₂	Trig. 3m : R3m
Labyrinthite	(Na,K,Sr)₃₅Ca₁₂Fe₃Zr₆TiSi₅₁O₁₄₄(O,OH,H₂O)₉Cl₃	Trig. 3 : R3
Manganoeudialyte	Na₁₄Ca₆Mn₃Zr₃[Si₂₆O₇₂(OH)₂](H₂O,Cl,O,OH)₆	Trig. 3m : R3m
Manganokhomyakovite	Na₁₂Sr₃Ca₆Mn₃Zr₃W[Si₂₅O₇₃](O,OH,H₂O)₃(OH,Cl)₂	Trig. 3m : R3m
Mogovidite	Na₉(Ca,Na)₁₂Fe₂Zr₃Si₂₅O₇₂(CO₃) (OH)₄	Trig. 3m : R3m
Odikhinchaite	Na₉Sr₃[(H₂O)₂Na]Ca₆Mn₃Zr₃NbSi (Si₂₄O₇₂)O(OH)₃(CO₃) · H₂O	Trig. 3m : R3m
Oneillite	Na₁₅Ca₃Mn₃Fe²⁺₃Zr₃Nb(Si₂₅O₇₃)(O,OH,H₂O)₃(OH,Cl)₂	Trig. 3 : R3
Raslakite	Na₁₅Ca₃Fe²⁺₃(Na,Zr)₃Zr₃(Si,Nb)[(Si₃O₉)₂(Si₉O₂₇)₂SiO](OH,H₂O)₃(Cl,OH)	Trig. 3 : R3
Rastsvetaevite	Na₂₇K₈Ca₁₂Fe₃Zr₆Si₅₂O₁₄₄(O,OH,H₂O)₆Cl₂	Trig. 3m : R3m
Selsurtite	(H₃O)₁₂Na₃(Ca₃Mn₃)(Na₂Fe)Zr₃◻{Si(Si₃O₉)₂(Si₉O₂₇)Si₉O₂₄(OH)₃}(OH)Cl(H₂O)	Trig. 3 : R3
Sergevanite	Na₁₅(Ca₃Mn₃)(Na₂Fe)Zr₃Si₂₆O₇₂(OH)₃ · H₂O	Trig. 3 : R3
Siudaite	Na₈(Mn²⁺₂Na)Ca₆(Fe³⁺,Mn²⁺)₃Zr₃NbSi₂₄(Si,◻,Ti)O₇₄(OH)₂Cl · 5H₂O	Trig. 3m : R3m
Taseqite	Na₁₂Sr₃Ca₆Fe₃Zr₃Nb[(Si₃O₉)₂(Si₉O₂₇)₂SiO]Cl₂(O,OH,H₂O)₃	Trig. 3m : R3m
'UM1971-22-SiO:CaClFeHMgMnNaNbZr'	Na₁₂Ca₅(Ce,La,Y,Ca)Zr₃(Zr,Nb)(Fe,Mn)₃[Si₉O_24-26(OH)_1-3]₂[Si₃O₉]₂Cl	Trig. 3m : R3m
'UM1990-78-SiO:CaClFeHKNaZr'	(H₃O)₇(Na,K)₅(Ca,Sr,Mn)₆Zr₃[Si₃O₇(O,OH)₂]₂[Si₉O₂₃(O,OH)₄]2[SiNaFe(Zr,Ti,Al,Nb)◻]Cl_1.5(O,OH)	Trig. 3m : R3m
'UM1990-79-SiO:CaClFeHMnNaNbREEZr'	Na₁₄Ca₅(Mg,Ca,Mn)Zr₃(Si₃O₉)₂(Si₉O₂₇)₂(Si,Nb,Al,Zr)₂(Fe,Zr)₃(Mn,Na,Ce,La,Y)(Na,H₂O,K,Sr)(OH)_4-5(OH,Cl)
'UM1990-80-SiO:CaFeHMnNaNbREEZr'	Na₁₄Ca₄(Mn,Ca)₂Zr₃(Si₃O₉)₂(Si₉O₂₇)₂(Si,Nb,Al,Zr)₂(Fe,Mn,Al,Ti)₃(Na,Ce,La,Y,Mn)(Na,H₂O,K,Sr)(OH)_7-8
'UM1998-21-SiO:CaCeClHMnNaZr'	Na₁₆Ca₆(Mn,Ce)₃Zr₃(Si₃O₉)₂(Si₉O₂₇)₂(OH,Cl)₄ · nH₂O	Trig. 3m : R3m
'UM1999-36-SiO:CaCeHMnNaNbSrZr'	Na₁₇(Ca,Ce,Sr)₂Mn₃(Zr,Nb)₄Si₂₅O₇₃(O,OH,F,Cl)₅	Trig. 3 : R3
'UM2000-66-SiO:CaClFeHMnNaNbSrZr'	Na₁₂(Ca,Mn)₆(Sr,Na,K)₃(Fe,Mn)₃(Zr,Nb)₄Si₂₅O₆₆(OH,Cl)₁₁	Trig. 3m : R3m
'UM2000-67-SiO:CaClFeHMnNaNbZr'	Zr4(Ca,Na,Mn,Fe)6(Fe,Mn,Ti)3Na17Si25O75(Al,Nb,Ti)Cl(OH)4.H2O	Trig. 3m : R3m
'UM2000-80- SiO:CaCeFFeHMnNaNbTiZr'	Na₁₄(Na,Ca,Ce)(Mn,Ca,Ce)[Fe_1.55(Zr,Na)(◻,Ti,Nb)]Zr₃(Si,Al)(Si₃O₉)₂(Si₉O₂₇)₂(OH,O)₄(F ,Cl) · H₂O
'UM2003-39-SiO:CaClFeHHfNaNbSrTaTiZr'	Na₁₂(Na,K,Mn,Sr)₂Ca₅(Ca,Mn)(Zr,Hf)₃(Fe,◻,Ta)₃(Si,Nb,W)(Si,Al,Ti)Si₂₄O₇₂(OH,O)_3.5Cl · 1.2H₂O	Trig. 3m : R3m
'UM2004-51-SiO:CaClFFeHNaNbTi'	Na₁₆Ca₆(Fe,Mn)₃Zr₃(Ti,Nb)Si₂₆O₇₂FCl_0.5 · nH₂O	Trig. 3m : R3m
'UM2005-36-SiO:AlBaCaClFeHKMnNaREESrTiZr'	[(H₃O)_9.32Na_5.86K_0.53Ba_0.36Sr_0.15][Ca_5.22Sr_0.49Ce_0.16Mn_0.13][Zr_2.42Ti_0.54Hf_0.02Nb_0.02][Na_1.48(Fe
'UM2005-37-SiO:AlBaCaClFeHKMnNaREESrTiZr'	[(H₃O)_9.26Na_2.12K_1.20Ba_0.46Sr_0.48][Ca_5.76Ce_0.24][Zr2_.92Ti_0.08][Na_0.62(Fe_0.23Mn_0.11(H₂O)_0.34)][Si
'UM2005-38-SiO:AlBaCaClFeHKMnNaNbREESrTiYZr'	[(H₃O)_10.85Na_3.3Sr_0.48K_0.21Ce_0.2Y_0.1Ba_0.04][Ca_2.10Na_0.9][Ca_2.4Na_0.3Mn_0.3][Zr_2.97Hf_0.03][Fe_1.32
'UM2005-39-SiO:AlBaCaClFeHKMnNaNbREESrTiYZr'	[(H₃O)_11.61Na_3.0Sr_0.63Ce_0.22K_0.2Y_0.05Ba_0.03][Ca_2.25Na_0.75][Ca_2.4Mn0_.6][Zr_2.98Hf_0.02][Fe³⁺_0.66
'UM2005-40-SiO:AlCaClFeHKMnNaNbREESrTiYZr'	[(H₃O)_5.58Na5_.25Ce_0.63K_0.3Y_0.19Sr_0.05][Ca₃][Ca_1.71Mn_1.29][Zr_2.96Hf_0.04][(Fe³⁺_1.0Fe²⁺_0.35)(Fe³⁺
'UM2005-41-SiO:BaCaFeHKMgMnNaNbREESrTiYZr'	[(H₃O)_8.53Na_3.51Sr_0.55Ce_0.45Y_0.3Ba_0.15K_0.06][Ca_2.25Sr_0.45Na_0.3][Ca_2.4Mn_0.6][Zr_2.97Hf_0.03][(Mn_0.
'UM2006-17-SiO:CaClFFeHMnNaZr'	Na₁₅(Ca₃Mn₃)Zr₃(Fe,Zr)₃SiSi(Si₃O₉)₂(Si₉O₂₇)₂O₂(OH,F,Cl)₃ · 2H₂O
'UM2006-18-SiO:CaClFFeHMnNaZr'	Na₁₅Ca₃(Mn,Fe)₃Zr₃(Zr,Na)₃(Si,Nb)(S,Ti,Si)(Si₃O₉)₂(Si₉O₂₇)₂(O,OH)₅(Cl,F,H₂O)	Trig. 3 : R3
'UM2006-28-SiO:CaHMnNaZr'	Na₃₃Ca₁₂Zr₆Mn₃(Mn,Nb,Ti)₂Si₅₀O₁₃₂(O,OH)₁₂(OH,H₂O,Cl)₁₀
'UM2010-06-SiO:CaFeHMnNaNbREETiZr'	[Na,(H₃O)]₁₅(Ca₃Mn₃)Na₃Zr₃(Si,Ti)[Si₂₅O₇₂OH](OH)₂ · 2H₂O
'Unnamed (Hydrated Hydrous Na-Ca-Mn-Fe-Zr-Ti Silicate Chloride)'	Na₃₇Ca₁₀Mn₂FeZr₆Si₅₀(Ti,Nb)₂O₁₄₄(OH)₅Cl₃ · H₂O	Trig. 3m : R3m
'Unnamed (Hypermanganese Eudialyte)'	Na₂₉Ca₁₂Zr₆[Si₄₈O₁₃₂(O,OH)₁₂]{[Na]₄[Si]₂}{[Mn]₃[Mn,Nb,Ti]₂}(OH,H₂O,Cl)₁₀	Trig. 3m(32/m) : R3m
'Unnamed (M4-vacant Sodium Calcium Manganese Zirconium Iron Silicon Hydroxyl Hydrated Eudialyte Group Species)'	Na₁₃(Ca₃Mn₃)Zr₃(Fe, Mn)₃(◻)(Si)[Si₃O₉]₂[Si₉O₂₇]₂(O,OH,Cl)₃ · 2H₂O
Voronkovite	Na₁₅(Na,Ca,Ce)₃(Mn,Ca)₃Fe₃Zr₃Si₂₆O₇₂(OH,O)₄Cl · H₂O	Trig. 3 : R3
Zirsilite-(Ce)	Na_11-12(Ce,Na)₃Ca₆Mn₃Zr₃Nb(Si₁₉O₅₅)(Si₃O₉)₂(CO₃)(OH)₃ · H₂O	Trig. 3m : R3m

Common AssociatesHide

Associations Based on Photo Data:

6 photos of Ikranite associated with Aegirine

NaFe³⁺Si₂O₆

Related Minerals - Strunz-mindat Grouping Hide

9.CO.	Odikhinchaite	Na₉Sr₃[(H₂O)₂Na]Ca₆Mn₃Zr₃NbSi (Si₂₄O₇₂)O(OH)₃(CO₃) · H₂O	Trig. 3m : R3m
9.CO.10	Manganokhomyakovite	Na₁₂Sr₃Ca₆Mn₃Zr₃W[Si₂₅O₇₃](O,OH,H₂O)₃(OH,Cl)₂	Trig. 3m : R3m
9.CO.10	Sergevanite	Na₁₅(Ca₃Mn₃)(Na₂Fe)Zr₃Si₂₆O₇₂(OH)₃ · H₂O	Trig. 3 : R3
9.CO.10	Feklichevite	Na₁₁Ca₉(Fe³⁺,Fe²⁺)₂Zr₃Nb[Si₂₅O₇₃](OH,H₂O,Cl,O)₅	Trig. 3m : R3m
9.CO.10	'UM1990-78-SiO:CaClFeHKNaZr'	(H₃O)₇(Na,K)₅(Ca,Sr,Mn)₆Zr₃[Si₃O₇(O,OH)₂]₂[Si₉O₂₃(O,OH)₄]2[SiNaFe(Zr,Ti,Al,Nb)◻]Cl_1.5(O,OH)	Trig. 3m : R3m
9.CO.10	Golyshevite	Na₁₀Ca₃Ca₆Zr₃Fe₂SiNb(Si₃O₉)₂(Si₉O₂₇)₂CO₃(OH)₃ · H₂O	Trig. 3m : R3m
9.CO.10	Labyrinthite	(Na,K,Sr)₃₅Ca₁₂Fe₃Zr₆TiSi₅₁O₁₄₄(O,OH,H₂O)₉Cl₃	Trig. 3 : R3
9.CO.10	'UM1990-79-SiO:CaClFeHMnNaNbREEZr'	Na₁₄Ca₅(Mg,Ca,Mn)Zr₃(Si₃O₉)₂(Si₉O₂₇)₂(Si,Nb,Al,Zr)₂(Fe,Zr)₃(Mn,Na,Ce,La,Y)(Na,H₂O,K,Sr)(OH)_4-5(OH,Cl)
9.CO.10	Ilyukhinite	(H₃O,Na)₁₄Ca₆Mn₂Zr₃Si₂₆O₇₂(OH)₂ · 3H₂O	Trig. 3m : R3m
9.CO.10	Oneillite	Na₁₅Ca₃Mn₃Fe²⁺₃Zr₃Nb(Si₂₅O₇₃)(O,OH,H₂O)₃(OH,Cl)₂	Trig. 3 : R3
9.CO.10	'UM1971-22-SiO:CaClFeHMgMnNaNbZr'	Na₁₂Ca₅(Ce,La,Y,Ca)Zr₃(Zr,Nb)(Fe,Mn)₃[Si₉O_24-26(OH)_1-3]₂[Si₃O₉]₂Cl	Trig. 3m : R3m
9.CO.10	'UM1998-21-SiO:CaCeClHMnNaZr'	Na₁₆Ca₆(Mn,Ce)₃Zr₃(Si₃O₉)₂(Si₉O₂₇)₂(OH,Cl)₄ · nH₂O	Trig. 3m : R3m
9.CO.10	Selsurtite	(H₃O)₁₂Na₃(Ca₃Mn₃)(Na₂Fe)Zr₃◻{Si(Si₃O₉)₂(Si₉O₂₇)Si₉O₂₄(OH)₃}(OH)Cl(H₂O)	Trig. 3 : R3
9.CO.10	Davinciite	Na₁₂K₃Ca₆Fe²⁺₃Zr₃(Si₂₆O₇₃OH)Cl₂	Trig. 3m : R3m
9.CO.10	Carbokentbrooksite	(Na₃Na₃Na₃Na₃Na₃)Ca₆(^VMn²⁺₃)Zr₃[Si₃O₉]₂[Si₉O₂₇SiO][Si₉O₂₇Nb(OH)₃](CO₃)(H₂O)	Trig. 3m : R3m
9.CO.10	Zirsilite-(Ce)	Na_11-12(Ce,Na)₃Ca₆Mn₃Zr₃Nb(Si₁₉O₅₅)(Si₃O₉)₂(CO₃)(OH)₃ · H₂O	Trig. 3m : R3m
9.CO.10	Taseqite	Na₁₂Sr₃Ca₆Fe₃Zr₃Nb[(Si₃O₉)₂(Si₉O₂₇)₂SiO]Cl₂(O,OH,H₂O)₃	Trig. 3m : R3m
9.CO.10	Raslakite	Na₁₅Ca₃Fe²⁺₃(Na,Zr)₃Zr₃(Si,Nb)[(Si₃O₉)₂(Si₉O₂₇)₂SiO](OH,H₂O)₃(Cl,OH)	Trig. 3 : R3
9.CO.10	Johnsenite-(Ce)	Na₁₂(Ce₂Ca)Ca₆Mn₃Zr₃[Si₃O₉]₂[Si₉O₂₇SiO][Si₉O₂₇W(O)₃](CO₃)(OH,Cl)₂	Trig. 3m : R3m
9.CO.10	'UM2004-51-SiO:CaClFFeHNaNbTi'	Na₁₆Ca₆(Fe,Mn)₃Zr₃(Ti,Nb)Si₂₆O₇₂FCl_0.5 · nH₂O	Trig. 3m : R3m
9.CO.10	'UM1990-80-SiO:CaFeHMnNaNbREEZr'	Na₁₄Ca₄(Mn,Ca)₂Zr₃(Si₃O₉)₂(Si₉O₂₇)₂(Si,Nb,Al,Zr)₂(Fe,Mn,Al,Ti)₃(Na,Ce,La,Y,Mn)(Na,H₂O,K,Sr)(OH)_7-8
9.CO.10	'UM2003-39-SiO:CaClFeHHfNaNbSrTaTiZr'	Na₁₂(Na,K,Mn,Sr)₂Ca₅(Ca,Mn)(Zr,Hf)₃(Fe,◻,Ta)₃(Si,Nb,W)(Si,Al,Ti)Si₂₄O₇₂(OH,O)_3.5Cl · 1.2H₂O	Trig. 3m : R3m
9.CO.10	'UM2006-17-SiO:CaClFFeHMnNaZr'	Na₁₅(Ca₃Mn₃)Zr₃(Fe,Zr)₃SiSi(Si₃O₉)₂(Si₉O₂₇)₂O₂(OH,F,Cl)₃ · 2H₂O
9.CO.10	'UM2006-18-SiO:CaClFFeHMnNaZr'	Na₁₅Ca₃(Mn,Fe)₃Zr₃(Zr,Na)₃(Si,Nb)(S,Ti,Si)(Si₃O₉)₂(Si₉O₂₇)₂(O,OH)₅(Cl,F,H₂O)	Trig. 3 : R3
9.CO.10	Mogovidite	Na₉(Ca,Na)₁₂Fe₂Zr₃Si₂₅O₇₂(CO₃) (OH)₄	Trig. 3m : R3m
9.CO.10	'UM2006-28-SiO:CaHMnNaZr'	Na₃₃Ca₁₂Zr₆Mn₃(Mn,Nb,Ti)₂Si₅₀O₁₃₂(O,OH)₁₂(OH,H₂O,Cl)₁₀
9.CO.10	'Unnamed (Hypermanganese Eudialyte)'	Na₂₉Ca₁₂Zr₆[Si₄₈O₁₃₂(O,OH)₁₂]{[Na]₄[Si]₂}{[Mn]₃[Mn,Nb,Ti]₂}(OH,H₂O,Cl)₁₀	Trig. 3m(32/m) : R3m
9.CO.10	'Hydrorastsvetaevite'	(Na₁₁(H₃O)₁₁K₆(H₂O)_1.5Sr)Ca₁₂Fe₃Na₂MnZr₆Si₅₂O₁₄₄(OH)_4.5Cl_3.5	Trig. 3m : R3m
9.CO.10	'UM1999-36-SiO:CaCeHMnNaNbSrZr'	Na₁₇(Ca,Ce,Sr)₂Mn₃(Zr,Nb)₄Si₂₅O₇₃(O,OH,F,Cl)₅	Trig. 3 : R3
9.CO.10	'UM2000-66-SiO:CaClFeHMnNaNbSrZr'	Na₁₂(Ca,Mn)₆(Sr,Na,K)₃(Fe,Mn)₃(Zr,Nb)₄Si₂₅O₆₆(OH,Cl)₁₁	Trig. 3m : R3m
9.CO.10	Georgbarsanovite	Na₁₂(Mn,Sr,REE)₃Ca₆Fe²⁺₃Zr₃NbSi₂₅O₇₆Cl₂ · H₂O	Trig. 3m : R3m
9.CO.10	'Unnamed (Hydrated Hydrous Na-Ca-Mn-Fe-Zr-Ti Silicate Chloride)'	Na₃₇Ca₁₀Mn₂FeZr₆Si₅₀(Ti,Nb)₂O₁₄₄(OH)₅Cl₃ · H₂O	Trig. 3m : R3m
9.CO.10	Fengchengite	Na₁₂◻₃(Ca,Sr)₆Fe³⁺₃ Zr₃Si(Si₂₅O₇₃)(H₂O,OH)₃(OH,Cl)₂	Trig. 3m(32/m) : R3m
9.CO.10	Eudialyte	Na₁₅Ca₆Fe₃Zr₃Si(Si₂₅O₇₃)(O,OH,H₂O)₃(Cl,OH)₂	Trig. 3m(32/m) : R3m
9.CO.10	Alluaivite	Na₁₉(Ca,Mn)₆(Ti,Nb)₃Si₂₆O₇₄Cl · 2H₂O	Trig. 3m(32/m) : R3m
9.CO.10	'UM2010-06-SiO:CaFeHMnNaNbREETiZr'	[Na,(H₃O)]₁₅(Ca₃Mn₃)Na₃Zr₃(Si,Ti)[Si₂₅O₇₂OH](OH)₂ · 2H₂O
9.CO.10	Aqualite	(H₃O)₈(Na,K,Sr)₅Ca₆Zr₃Si₂₆O₆₆(OH)₉Cl	Trig. 3 : R3
9.CO.10	Andrianovite	Na₁₂(K,Sr,Ce)₃Ca₆Mn₃Zr₃Nb(Si₂₅O₇₃)(O,H₂O,OH)₅	Trig. 3m : R3m
9.CO.10	Dualite	Na₃₀(Ca,Na,Ce,Sr)₁₂(Na,Mn,Fe,Ti)₆Zr₃Ti₃Mn[Si₅₁O₁₄₄](OH,H₂O,Cl)₉	Trig. 3m : R3m
9.CO.10	Ferrokentbrooksite	Na₁₅Ca₆(Fe,Mn)₃Zr₃NbSi₂₅O₇₃(O,OH,H₂O)₃Cl₂	Trig. 3m : R3m
9.CO.10	Siudaite	Na₈(Mn²⁺₂Na)Ca₆(Fe³⁺,Mn²⁺)₃Zr₃NbSi₂₄(Si,◻,Ti)O₇₄(OH)₂Cl · 5H₂O	Trig. 3m : R3m
9.CO.10	Voronkovite	Na₁₅(Na,Ca,Ce)₃(Mn,Ca)₃Fe₃Zr₃Si₂₆O₇₂(OH,O)₄Cl · H₂O	Trig. 3 : R3
9.CO.10	Manganoeudialyte	Na₁₄Ca₆Mn₃Zr₃[Si₂₆O₇₂(OH)₂](H₂O,Cl,O,OH)₆	Trig. 3m : R3m
9.CO.10	Rastsvetaevite	Na₂₇K₈Ca₁₂Fe₃Zr₆Si₅₂O₁₄₄(O,OH,H₂O)₆Cl₂	Trig. 3m : R3m
9.CO.10	Kentbrooksite	(Na,REE)₁₅(Ca,REE)₆(Mn²⁺,Fe²⁺)₃Zr₃Nb[Si₂₅O₇₄]F₂ · 2H₂O	Trig. 3m : R3m
9.CO.10	Amableite-(Ce)	Na₁₅[(Ce_1.5Na_1.5)Mn₃]Mn₂Zr₃◻Si[Si₂₄O₆₉(OH)₃](OH)₂ · H₂O	Trig. 3 : R3
9.CO.10	Khomyakovite	Na₁₂Sr₃Ca₆Fe₃Zr₃W[Si₂₅O₇₃](O,OH,H₂O)₃(OH,Cl)₂	Trig. 3m : R3m

Fluorescence of IkraniteHide

In UV light:

none

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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 IkraniteHide

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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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References for IkraniteHide

Reference List:

Ekimenkova, I.A., Rastsvetaeva, R.K., and Chukanov, N.V. (2000) Crystal structure of the oxonium-containing analogue of eudialyte. Doklady Akad. Nauk: 371: 625-628 (in Russian).

Jambor, J.L. and Roberts, A.C. (2001) New mineral names. American Mineralogist: 86: 197-200.

Rastsvetaeva, R. K., Chukanov, N. V. (2003) Ikranite: Composition and structure of a new mineral of the eudialyte group. Crystallography Reports, 48 (5) 717-720 doi:10.1134/1.1612591

Johnsen, O., Ferraris, G., Gault, R. A., Grice, J. D., Kampf, A. R., Pekov, I. V. (2003) The nomenclature of eudialyte-group minerals. The Canadian Mineralogist, 41 (3) 785-794 doi:10.2113/gscanmin.41.3.785

Jambor, J.L. and Roberts, A.C. (2004) New mineral names. American Mineralogist: 89: 1826-1834.

Mandarino, Joseph A. (2004) New minerals. The Canadian Mineralogist, 42 (3) 921-945 doi:10.2113/gscanmin.42.3.921

Rastsvetaeva, R. K., Chukanov, N. V. (2012) Classification of eudialyte-group minerals. Geology of Ore Deposits, 54 (7) 487-497 doi:10.1134/s1075701512070069

(2015) Ikranite. Handbook of Mineralogy. Mineralogical Society of America

Localities for IkraniteHide

Showing 2 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

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Locality ListHide

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- 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.


Russia (TL)
Murmansk Oblast Lovozersky District ⓘ Karnasurt Mountain (TL)	Jambor et al. (2001) +2 other references
ⓘ Partomchorr Mountain	Barkov et al. (2000)

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Ikranite

About IkraniteHide

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Related Minerals - Strunz-mindat GroupingHide

Fluorescence of IkraniteHide

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