Nalivkinite Mineral Data

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General Nalivkinite Information

Chemical Formula:

Li2NaFe++7Ti2Si8O24(OH)4F

Composition:

Molecular Weight = 1,309.53 gm

Cesium 0.91 % Cs 0.97 % Cs₂O

Potassium 2.24 % K 2.70 % K₂O

Sodium 1.40 % Na 1.89 % Na₂O

Lithium 0.60 % Li 1.30 % Li₂O

Calcium 0.89 % Ca 1.24 % CaO

Magnesium 0.07 % Mg 0.12 % MgO

Zirconium 1.11 % Zr 1.51 % ZrO₂

Tantalum 0.55 % Ta 0.67 % Ta₂O₅

Titanium 5.70 % Ti 9.52 % TiO₂

Manganese 3.78 % Mn 4.88 % MnO

Niobium 1.70 % Nb 2.44 % Nb₂O₅

Aluminum 0.31 % Al 0.58 % Al₂O₃

Zinc 0.20 % Zn 0.25 % ZnO

Iron 24.05 % Fe 30.94 % FeO

Silicon 16.92 % Si 36.20 % SiO₂

Tin 0.82 % Sn 0.93 % SnO

Hydrogen 0.31 % H 2.75 % H₂O

Lead 0.32 % Pb 0.34 % PbO

Oxygen 36.65 % O

Fluorine 1.45 % F 1.45 % F

- % F -0.61 % -O=F₂

______ ______

100.00 % 100.07 % = TOTAL OXIDE

Empirical Formula:

Li_1.14K_0.75Cs_0.09Na_0.02Na_0.78Ca_0.22Fe²⁺_5.64Mn²⁺_0.9Sn_0.09Ca_0.07Mg_0.04Zn_0.04Pb_0.02 Ti_1.56Nb_0.24Zr_0.16Ta_0.04Si_7.89Al_0.15F

Environment:

Occurs in a coarse-grained quartzofeldspathic rock. Astrophyllite group.

IMA Status:

Approved IMA 2006 (Dana # Added)

Locality:

Dar-i-Pioz glacier, Alai mountain range, northern Tajikistan. Link to MinDat.org Location Data.

Name Origin:

Name origin not given in paper.

Synonym:

IMA2006-038

Nalivkinite Image

Images:

Nalivkinite

Comments: Aggregate of metallic, bronze nalivkinite flake-like plates in alkaline granitic pegmatite. Associated minerals are quartz, feldspars and aegirine.
Location: . Scale: Picture Size 3x2.5 cm.
© Pavel M. Kartashov

Nalivkinite Crystallography

Axial Ratios:

a:b:c =0.4505:1:0.9766

Cell Dimensions:

a = 5.3745, b = 11.9299, c = 11.6509, Z = 1; alpha = 113.325°, beta = 94.524°, gamma = 103.08° V = 666.09 Den(Calc)= 3.26

Crystal System:

Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 3.5(1), 10.56(1), 2.78(0.8),2.578(0.7), 2.648(0.45), 2.106(0.35), 1.76(0.3), 2.295(0.3),

Crystal Structure:

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Uvarova Y A , Sokolova E , Hawthorne F C , Agakhanov A A , Pautov L A , The Canadian Mineralogist , 46 (2008) p.651-659, The crystal structure of nalivkinite, a new lithium member of the astrophyllite group, Locality: Tien-Shan Mountains, northern Tajikistan

Physical Properties of Nalivkinite

Color:

Bronze brown.

Diaphaneity:

Transparent

Fracture:

Brittle - Uneven - Very brittle fracture producing uneven fragments.

Habit:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).

Luster:

Vitreous - Metallic

Optical Properties of Nalivkinite

Optical Data:

NCalc= 1.73 - from Gladstone-Dale relationship (KC = 0.2215) where Ncalc=Dcalc*KC+1

Calculated Properties of Nalivkinite

Electron Density:

Bulk Density (Electron Density)=3.20 gm/cc
note: Specific Gravity of Nalivkinite =3.31 gm/cc.

Fermion Index:

Fermion Index = 0.02
Boson Index = 0.98

Photoelectric:

PE_Nalivkinite= 31.09 barns/electron
U=PE_Nalivkinite x r_electron= 99.51 barns/cc.

Radioactivity:

GRapi = 31.22 (Gamma Ray American Petroleum Institute Units)
Concentration of Nalivkinite per GRapi unit = 3.20 (%)

Estimated Radioactivity from Nalivkinite - barely detectable

Nalivkinite Classification

Dana Class:

69.01.01.09 (69)Inosilicate Chains with Side Branches or Loops

(69.01)with (P=2, and N=4, 2 branches)

(69.01.01)Astrophyllite group

69.01.01.01 Astrophyllite K2Na(Fe,Mn)7Ti2Si8O26(OH)4 P1 1

69.01.01.02 Kupletskite K2Na(Mn,Fe)7(Ti,Nb)2Si8O26(OH)4F C 2/c 2/m

69.01.01.03 Kupletskite-(Cs) (Cs,K)2Na(Mn,Fe,Li)7(Ti,Nb)2Si8O26(OH)4F P1 1

69.01.01.04 Niobophyllite K2Na(Fe,Mn)7(Nb,Ti)2Si8O26(OH)4(F,O) P1,P 1 Tri

69.01.01.05 Zircophyllite K2(Na,Ca)(Mn,Fe)7(Zr,Nb)2Si8O26(OH)4F P1 1

69.01.01.06 Hydroastrophyllite (H3O,K)2Ca(Fe,Mn)5-6Ti2Si8O26(OH)4F P1 1

69.01.01.07 Magnesioastrophyllite K2Na[Na(Fe,Fe,Mn)Mg2]Ti2Si8O26(OH)4F A2/m 2/m

69.01.01.08 Niobokupletskite! K2Na(Mn,Zn,Fe)7(Nb,Zr,Ti)2Si8O26(OH)4(O,F) P1 1

69.01.01.09 Nalivkinite! Li2NaFe7Ti2Si8O24(OH)4F P1 1

Strunz Class:

09.DC.05 09 - SILICATES (Germanates)

09.D - Inosilicates* Structural terminology according to Liebau (1985)

09.DC -Inosilicates with branched 2-periodic single chains Si2O6 + 2SiO3 ® Si4O12

09.DC.05 Astrophyllite K2Na(Fe,Mn)7Ti2Si8O26(OH)4 P1 1

09.DC.05 Kupletskite-(Cs) (Cs,K)2Na(Mn,Fe,Li)7(Ti,Nb)2Si8O26(OH)4F P1 1

09.DC.05 Kupletskite K2Na(Mn,Fe)7(Ti,Nb)2Si8O26(OH)4F C 2/c 2/m

09.DC.05 Magnesioastrophyllite K2Na[Na(Fe,Fe,Mn)Mg2]Ti2Si8O26(OH)4F A2/m 2/m

09.DC.05 Hydroastrophyllite (H3O,K)2Ca(Fe,Mn)5-6Ti2Si8O26(OH)4F P1 1

09.DC.05 Niobophyllite K2Na(Fe,Mn)7(Nb,Ti)2Si8O26(OH)4(F,O) P1,P 1 Tri

09.DC.05 Nalivkinite! Li2NaFe7Ti2Si8O24(OH)4F P1 1

09.DC.05 Zircophyllite K2(Na,Ca)(Mn,Fe)7(Zr,Nb)2Si8O26(OH)4F P1 1

09.DC.05 Niobokupletskite! K2Na(Mn,Zn,Fe)7(Nb,Zr,Ti)2Si8O26(OH)4(O,F) P1 1

Other Nalivkinite Information

References:

NAME( CanMin, v46:651) PHYS. PROP.(CanMin, v46:651)

See Also:

Links to other databases for Nalivkinite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - MinMax(Deutsch)
7 - MinMax(English)
8 - Mineralienatlas (Deutsch)
9 - QUT Mineral Atlas
10 - Ruff.Info

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Print or Cut-and-Paste your Nalivkinite Specimen Label here :

Nalivkinite

Li2NaFe++7Ti2Si8O24(OH)4F
Dana No: 69.01.01.09 Strunz No: 09.DC.05
Locality:

Notes: