Ilinskite Mineral Data (original) (raw)

General Ilinskite Information

Help on Chemical Formula: Chemical Formula:

NaCu5O2(SeO3)2Cl

Help on Composition: Composition:

Molecular Weight = 662.09 gm

Sodium 3.47 % Na 4.68 % Na2O

Copper 47.99 % Cu 54.03 % Cu2O

Selenium 23.85 % Se 33.52 % SeO2

Chlorine 5.35 % Cl 5.35 % Cl

- % Cl -1.21 % -O=Cl2

Oxygen 19.33 % O

______ ______

100.00 % 96.38 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

NaCu5O2(SeO3)2Cl

Help on Environment: Environment:

From fumarolic exhalations.

Help on IMA Status: IMA Status:

Approved IMA 1996 (Dana # Added)

Help on Locality: Locality:

On the South and North breaks of the Tolbachik Main Fracture eruption, Kamchatka, Russia. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

For G. A. Ilinskiy (1927-1996) of St. Petersburg University.

Help on Name Pronunciation: Name Pronunciation:

Ilinskite + Pronunciation Say ILINSKITE

Help on Synonym: Synonym:

IMA1996-027

Ilinskite Image

Click Here for Larger Ilinskite Image in a New Browser Window Images:

Click Here for Larger Ilinskite Image Ilinskite Comments: Dark green crystals of ilinskite on matrix. Location: Great Fissure (Main Fracture) eruption, Tolbachik volcano, Kamchatka Oblast', Far-Eastern Region, Russia.Scale: Picture size 1 mm. © Thomas Witzke / Abraxas-Verlag

Ilinskite Crystallography

Help on Axial Ratios: Axial Ratios:

a:b:c =0.5911:1:0.3627

Help on Cell Dimensions: Cell Dimensions:

a = 10.482, b = 17.732, c = 6.432, Z = 4; V = 1,195.50 Den(Calc)= 3.68

Help on Crystal System: Crystal System:

Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pbnm

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 5.24(1), 8.84(0.6), 3.251(0.4),2.955(0.27), 2.626(0.25), 2.531(0.12), 9.01(0.1),

Physical Properties of Ilinskite

Help on Cleavage: Cleavage:

{100} Perfect

Help on Color: Color:

Emerald green.

Help on Density: Density:

4.08

Help on Diaphaneity: Diaphaneity:

Transparent

Help on Fracture: Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Help on Habit: Habit:

Euhedral Crystals - Occurs as well-formed crystals showing good external form.

Help on Habit: Habit:

Tabular - Form dimensions are thin in one direction.

Help on Hardness: Hardness:

1.5-2 - Talc-Gypsum

Help on Luster: Luster:

Vitreous - Adamantine

Help on Streak: Streak:

light green

Optical Properties of Ilinskite

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= -0.046 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.16 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2524,KPDmeas= 0.2277,KC= 0.2176
Ncalc = 1.8 - 1.89

Help on Optical Data: Optical Data:

Biaxial (-), a=1.845, b=1.965-1.968, g=1.975, bire=0.1300, 2V(Calc)=24-30, 2V(Meas)=20. Dispersion dispersion not observed.

Calculated Properties of Ilinskite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=3.76 gm/cc
note: Specific Gravity of Ilinskite =4.08 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.01
Boson Index = 0.99

Help on Photoelectric: Photoelectric:

PEIlinskite = 40.55 barns/electron
U=PEIlinskite x rElectron Density= 152.44 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Ilinskite is Not Radioactive

Ilinskite Classification

Help on Dana Class: Dana Class:

33.03.04.01 (33)Selenates and Tellurates

(33.03)with other anion groups

(33.03.04)Dana Group

33.03.04.01 Ilinskite! NaCu5O2(SeO3)2Cl Pbnm 2/m 2/m 2/m

Help on Strunz Class: Strunz Class:

04.JG.20 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate

04.J - Arsenites, Antimonites, Bismuthites, Sulfites,

04.JG -Selenites with additional anions, without H2O

04.JG.20 Ilinskite! NaCu5O2(SeO3)2Cl Pbnm 2/m 2/m 2/m

Other Ilinskite Information

Help on References: References:

NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.83,p186,1998) OPTIC PROP.(MinRec)

Help on See Also: See Also:

Links to other databases for Ilinskite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Ask about Ilinskite here :
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Print or Cut-and-Paste your Ilinskite Specimen Label here :

Ilinskite

NaCu5O2(SeO3)2Cl
Dana No: 33.03.04.01 Strunz No: 04.JG.20
Locality:

Notes: