Eveslogite (original) (raw)

A valid IMA mineral species

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About EveslogiteHide

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Formula:

(Na,K,Ca,Sr,Ba)48 [(Ti,Nb,Mn,Fe2+)12Si48O144(OH)12](F,OH,Cl)14

Colour:

light-brown or yellow-brown

Crystal System:

Monoclinic

Name:

Named for the type locality, Mt. Eveslogchorr, Khibiny massif, Kola peninsula, Russia.

This page provides mineralogical data about Eveslogite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:27104:8

edbdc761-db38-484f-9900-25506bc5abbb

IMA Classification of EveslogiteHide

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IMA Formula:

(Ca,K,Na,Sr,Ba)48(Ti,Nb,Fe,Mn)12(OH)12Si48O144(OH,F,Cl)14

Classification of EveslogiteHide

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9.DG.97

9 : SILICATES (Germanates)
D : Inosilicates
G : Inosilicates with 3-periodic single and multiple chains

Mineral SymbolsHide

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

Symbol Source Reference
Evl 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 EveslogiteHide

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Colour:

light-brown or yellow-brown

Cleavage:

Perfect
{001}and {010} cleavages

Density:

2.85 g/cm3 (Measured) 2.93 g/cm3 (Calculated)

Optical Data of EveslogiteHide

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RI values:

_n_α = 1.631(2) _n_β = 1.641(2) _n_γ = 1.647(2)

δ = 0.016

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Comments:

Y and Z = pale yellow, X = colorless

Chemistry of EveslogiteHide

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Mindat Formula:

(Na,K,Ca,Sr,Ba)48 [(Ti,Nb,Mn,Fe2+)12Si48O144(OH)12](F,OH,Cl)14

Elements listed:

Ba, Ca, Cl, F, Fe, H, K, Mn, Na, Nb, O, Si, Sr, Ti - search for minerals with similar chemistry

Crystallography of EveslogiteHide

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Crystal System:

Monoclinic

Class (H-M):

2/m - Prismatic

Cell Parameters:

a = 14.069(3) Å, b = 24.937(5) Å, c = 44.31(2) Å
β = 95.02(4)°

Ratio:

a:b:c = 0.564 : 1 : 1.777

Unit Cell V:

15,486.03 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

d-spacing Intensity
12.33 Å (51)
6.199 Å (42)
3.127 Å (65)
3.110 Å (52)
2.990 Å (59)
2.940 Å (45)
2.835 Å (100)

Geological EnvironmentHide

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Type Occurrence of EveslogiteHide

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General Appearance of Type Material:

Fibrous grains, up to 0.05 mm across and 5 cm long.

Place of Conservation of Type Material:

Fersman Mineraloigcal Museum, Moscow, Russia

Geological Setting of Type Material:

A monomineralic veinlet that cuts poikilitic nepheline syenite.

Associated Minerals at Type Locality:

Synonyms of EveslogiteHide

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Other Language Names for EveslogiteHide

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Common AssociatesHide

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Associated Minerals Based on Photo Data:

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9.DG. Calcinaksite KNaCa(Si4O10) · H2O Tric. 1 : _P_1
9.DG. Barrydawsonite-(Y) Na1.5Y0.5CaSi3O8(OH) Mon. 2/m : _P_21/b
9.DG. Paratobermorite Ca4(Al0.5Si0.5)2Si4O16(OH)(H2O)2 · (Ca · 3H2O) Mon. 2/m
9.DG. Alvesite NaKZrSi6O15 · 2H2O Orth. m m m _(_2/_m_2/_m_2/m )
9.DG.02 Steedeite NaMn2[Si3BO9](OH)2 Tric. 1 : _P_1
9.DG.02 Nolzeite NaMn2[Si3BO9](OH)2 · 2H2O Tric. 1 : _P_1
9.DG.05 Bustamite CaMn2+(Si2O6) Tric. 1 : _P_1
9.DG.05 Ferrobustamite CaFe2+(Si2O6) Tric. 1
9.DG.05 Pectolite NaCa2Si3O8(OH) Tric. 1 : _P_1
9.DG.05 Serandite NaMn2+2Si3O8(OH) Tric. 1 : _P_1
9.DG.05 Wollastonite Ca3(Si3O9) Tric. 1 : _P_1
9.DG.05 Wollastonite-1A CaSiO3 Tric. 1 : _P_1
9.DG.05 Tanohataite LiMn2Si3O8(OH) Tric. 1 : _P_1
9.DG.05 Schizolite NaCaMnSi3O8(OH) Tric. 1 : _P_1
9.DG.05 Murakamiite LiCa2Si3O8(OH) Tric. 1 : _P_1
9.DG.05 Dalnegorskite Ca5Mn(Si3O9)2 Tric. 1 : _P_1
9.DG.07 Cascandite CaScSi3O8(OH) Tric. 1
9.DG.08 Plombièrite [Ca4Si6O16(OH)2 · 2H2O] · (Ca · 5H2O) Orth.
9.DG.10 Clinotobermorite [Ca4Si6O17 · 2H2O] · (Ca · 3H2O) Mon.
9.DG.10 Riversideite Ca5(HSi3O9)2 · 2H2O Orth.
9.DG.10 Tobermorite Ca4Si6O17(H2O)2 · (Ca · 3H2O) Mon. 2 : _P_21
9.DG.12 Jusite Na2Ca15Al4Si16O54 · 17H2O
9.DG.12 Kenotobermorite Ca4Si6O15(OH)2(H2O)2 · 3H2O Mon.
9.DG.15 Foshagite Ca4(Si3O9)(OH)2 Tric. 1 : _P_1
9.DG.20 Jennite Ca9(Si3O9)2(OH)8 · 8H2O Tric. 1 : _P_1
9.DG.20 Kamenevite K2TiSi3O9 · H2O Orth. 222 : _P_212121
9.DG.25 Paraumbite K3Zr2H(Si3O9)2 · nH2O Orth. m _m_2
9.DG.25 Umbite K2(Zr,Ti)Si3O9 · H2O Orth. 222 : _P_212121
9.DG.30 Sørensenite Na4SnBe2Si6O16(OH)4 Mon. 2/m : _B_2/b
9.DG.32 Escheite Ca2NaMnTi5[Si12O34]O2(OH)3 · 12H2O Orth. m _m_2 : A m _a_2
9.DG.35 Xonotlite Ca6(Si6O17)(OH)2 Mon. 2/m : _B_2/m
9.DG.40 Hillebrandite Ca2(SiO3)(OH)2 Orth. m m m _(_2/_m_2/_m_2/m ) : C m c m
9.DG.45 Zorite Na8(Ti,Nb)5(Si6O17)2(OH,O)5 · 14H2O Orth.
9.DG.45 Chivruaiite Ca4(Ti,Nb)5(Si6O17)2(OH,O)5 · 13-14H2O Orth. m m m _(_2/_m_2/_m_2/m ) : C m m m
9.DG.50 Haineaultite (Na,Ca)5Ca(Ti,Nb)5(Si6O17)2(OH,F)8 · 5H2O Orth. 222 : _C_222
9.DG.55 Epididymite Na2Be2Si6O15 · H2O Orth. m m m _(_2/_m_2/_m_2/m ) : P n m a
9.DG.60 Eudidymite Na2Be2Si6O15 · H2O Mon. 2/m : _B_2/b
9.DG.65 Elpidite Na2ZrSi6O15 · 3H2O Orth.
9.DG.65 Patynite NaKCa4[Si9O23] Tric. 1 : _P_1
9.DG.67 Whelanite Cu2+2Ca6[Si6O17(OH)](CO3)(OH)3 · 2H2O Orth. m _m_2 : P n _n_2
9.DG.70 Fenaksite (K,Na)4(Fe,Mn)2(Si4O10)2(OH,F) Tric. 1 : _P_1
9.DG.70 Litidionite CuNaKSi4O10 Tric. 1 : _P_1
9.DG.70 Manaksite KNaMnSi4O10 Tric. 1 : _P_1
9.DG.70 Yusupovite Na2Zr(Si6O15) · 2.5H2O Mon. 2/m : _B_2/m
9.DG.70 Enricofrancoite KNaCaSi4O10 Tric. 1 : _P_1
9.DG.75 Tinaksite K2Na(Ca,Mn2+)2TiO[Si7O18(OH)] Tric.
9.DG.75 Tokkoite K2Ca4[Si7O18(OH)](OH,F) Tric.
9.DG.75 Senkevichite CsKNaCa2TiO[Si7O18](OH) Tric. 1 : _P_1
9.DG.80 Canasite K3Na3Ca5Si12O30(OH)4 Mon. m : B m
9.DG.80 Fluorcanasite K3Na3Ca5Si12O30F4 · H2O Mon. m : B m
9.DG.85 Miserite K1.5-x(Ca,Y,REE)5(Si6O15)(Si2O7)(OH,F)2 · yH2O Tric.
9.DG.90 Frankamenite K3Na3Ca5(Si12O30)(F,OH)4 · H2O Tric. 1 : _P_1
9.DG.92 Charoite (K,Sr)15-16(Ca,Na)32[Si6O11(O,OH)6]2[Si12O18(O,OH)12]2[Si17O25(O,OH)18]2(OH,F)4 · ~3H2O Mon. 2/m : _P_21/m
9.DG.95 Yuksporite K4(Ca,Na)14(Sr,Ba)2(◻,Mn,Fe)(Ti,Nb)4(O,OH)4(Si6O17)2(Si2O7)3(H2O,OH)3 Mon. 2/m : _P_21/m

Other InformationHide

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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.

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References for EveslogiteHide

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Reference List:

Men'shikov Yu.P., Khomyakov A.P., Ferraris G. et al. (2003) Eveslogite, (Ca,K,Na,Sr,Ba)48(Ti,Nb,Mn,Fe")12(OH)12Si48O14414, a new mineral from the Khibiny alkaline massif, Kola peninsula, Russia. - Zapiski VMO, 132(1), 59-67 (in Russian).

Localities for EveslogiteHide

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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

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- 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.

Russia (TL)
Murmansk Oblast Khibiny Massif Eveslogchorr Mt Fersman Gorge (TL) Pekov (1998) +1 other reference