Innelite Mineral Data

Innelite Mineral Data +

[Mineral Auctions] [Register] [Current Auctions] [Log In] [www.danweinrich.com]
Dan Weinrich Auctions
Specializing In Live Weekly Auctions Of Top Quality Mineral Specimens
The Place To Find Great Specimens At Great Prices!

General Innelite Information

Chemical Formula:

(Na,Mg,Ca)2(Ba,K)4Ti3(Si2O7)2(SO4)2(OH,F)

Composition:

Molecular Weight = 1,284.02 gm

Potassium 0.61 % K 0.73 % K₂O

Barium 39.57 % Ba 44.18 % BaO

Sodium 4.12 % Na 5.55 % Na₂O

Calcium 0.62 % Ca 0.87 % CaO

Magnesium 0.57 % Mg 0.94 % MgO

Titanium 11.19 % Ti 18.66 % TiO₂

Silicon 8.75 % Si 18.72 % SiO₂

Hydrogen 0.10 % H 0.91 % H₂O

Sulfur 4.99 % S 12.47 % SO₃

Oxygen 29.03 % O

Fluorine 0.44 % F 0.44 % F

- % F -0.19 % -O=F₂

______ ______

100.00 % 103.30 % = TOTAL OXIDE

Empirical Formula:

Na_2.3Mg_0.3Ca_0.2Ba_3.7K_0.2Ti₃(Si₂O₇)₂(SO₄)₂(OH)_1.3F_0.3

Environment:

In miarolitic cavities of aegirine-eckermannite-microcline pegmatites in dunites.

IMA Status:

Approved IMA 1961

Locality:

In the Inagli massif, 30 km west of Aldan, and the Yakokutsk massif, near Schelochnoy Spring, Yakutia, Russia. Link to MinDat.org Location Data.

Name Origin:

From the Yakut name, "inneli," for the Inagli River, Yakutia, Russia.

Synonym:

ICSD 23181

PDF 15-71

Innelite Image

Images:

Innelite

Comments: Yellow crystalline granular innelite.
Location: Inagli, Aldan, Republic of Sakha, Siberia, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Innelite Crystallography

Axial Ratios:

a:b:c =0.7535:1:2.0672

Cell Dimensions:

a = 5.38, b = 7.14, c = 14.76, Z = 1; alpha = 99°, beta = 95°, gamma = 90° V = 557.87 Den(Calc)= 3.82

Crystal System:

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

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

By Intensity(I/I_o): 3.92(1), 2.95(0.6), 3.04(0.6),

Physical Properties of Innelite

Cleavage:

[010] Perfect, [110] Perfect, [001] Distinct

Color:

Brown, Light yellow.

Density:

3.96

Diaphaniety:

Transparent to Translucent

Fracture:

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

Habit:

Platy - Sheet forms (e.g. micas).

Habit:

Radial - Crystals radiate from a center without producing stellar forms (e.g. stibnite)

Hardness:

4.5-5 - Near Apatite

Luminescence:

Piezoelectric.

Luster:

Vitreous - Greasy

Optical Properties of Innelite

Gladstone-Dale:

CI meas= 0.106 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.073 (Fair) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1945,KPDmeas= 0.1876,KC= 0.2099

Optical Data:

Biaxial (+), a=1.726, b=1.737, g=1.766, bire=0.0400, 2V(Calc)=66, 2V(Meas)=82. Dispersion r > v strong.

Pleochroism (x):

light yellow.

Pleochroism (y):

light yellow.

Pleochroism (z):

pale brownish yellow.

Calculated Properties of Innelite

Electron Density:

r_electron=3.50 gm/cc
note: r_Innelite=3.82 gm/cc.

Fermion Index

Fermion Index = 0.09016
Boson Index = 0.90984

Photoelectric:

PE_Innelite= 175.95 barns/electron
U=PE_Innelite x r_electron= 615.89 barns/cc.

Radioactivity:

GRapi = 8.07 (Gamma Ray American Petroleum Institute Units)

Estimated Radioactivity from Innelite - barely detectable

Innelite Classification

Dana Class:

58.2.6.2 (58)Sorosilicate Insular, Mixed, Single, and Larger Tetrahedral Groups

(58.2)with cations in [6] and higher coordination; single and double groups (n=1,2)

(58.2.6)Yoshimuraite and related species

58.2.6.1 Yoshimuraite (Ba,Sr)2(Mn,Fe)2(Ti,Fe)(Si2O7)2(PO4,SO4)(OH) P1 1

58.2.6.2 Innelite (Na,Mg,Ca)2(Ba,K)4Ti3(Si2O7)2(SO4)2(OH,F) P1 1

Strunz Class:

VIII/C.25-20 VIII - Silicates

VIII/C - Sorosilicates, mixed structure with [SiO4]2- "inseln" and [Si2O7]6- groups

VIII/C.25 - Yoshimuraite - Innelite series

VIII/C.25-10 Yoshimuraite (Ba,Sr)2(Mn,Fe)2(Ti,Fe)(Si2O7)2(PO4,SO4)(OH) P1 1

VIII/C.25-20 Innelite (Na,Mg,Ca)2(Ba,K)4Ti3(Si2O7)2(SO4)2(OH,F) P1 1

Other Innelite Information

References:

NAME( AntBidBlaNic2) PHYS. PROP.(AntBidBlaNic2) OPTIC PROP.(AntBidBlaNic2)

Search for Innelite using:

[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Innelite :
AA Mineral Specimens
B and L Minerals
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Minernet.it
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Innelite Mineral Data :

Ask about Innelite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

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

Innelite

(Na,Mg,Ca)2(Ba,K)4Ti3(Si2O7)2(SO4)2(OH,F)
Dana No: 58.2.6.2 Strunz No: VIII/C.25-20
Locality:

Notes: