Labuntsovite-Fe  Mineral Data

Labuntsovite-Fe Mineral Data

Search Webmineral :
   
Home Crystal jmol jPOWD Chem X Ray Dana Strunz Properties A to Z Images Share
      News Help About

Advertisment
Exceptional Minerals features excellent, high quality mineral specimens for sale. We also have a weekly Best Offer Mineral Auction.
The Mineral News newsletter has expanded to sixteen (16) pages a month and it has added significant features such as frequent book reviews, photographs to supplement new mineral descriptions. Occasional color issues are produced as well.
McDougall Minerals sells high-quality mineral specimens from all over the world to collectors of all levels, from beginners to connoisseurs
Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.

General Labuntsovite-Fe Information

Help on Chemical  Formula: Chemical Formula: Na4K4(Ba,K)2(Fe,Mg,Mn)1+xTi8(Si4O12)4(O,OH)8•10(H2O)
Help on Composition: Composition: Molecular Weight = 2,418.89 gm
   Potassium   6.95 %  K     8.37 % K2O
   Barium      7.38 %  Ba    8.24 % BaO
   Sodium      4.09 %  Na    5.51 % Na2O
   Magnesium   0.20 %  Mg    0.33 % MgO
   Titanium   15.44 %  Ti   25.76 % TiO2
   Manganese   0.23 %  Mn    0.29 % MnO
   Niobium     0.77 %  Nb    1.10 % Nb2O5
   Iron        1.85 %  Fe    2.38 % FeO
   Silicon    18.58 %  Si   39.74 % SiO2
   Hydrogen    0.93 %  H     8.34 % H2O
   Oxygen     43.59 %  O
             ______        ______ 
             100.00 %      100.07 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na4.3K4.3Ba1.3(H2O)2.2Fe2+0.8Mg0.2Mn2+0.1Ti7.8Nb0.2Si16O53.4(OH)2.6·7.7(H2O)
Help on Environment: Environment: Occurs in K-feldspar-natrolite-calcite veinlets in hydrothermally altered urtite. Labuntsovite group, structure
Help on IMA Status: IMA Status: Approved IMA 2002 (Dana # Added)
Help on Locality: Locality: Mount Kukisvumchorr, Khibiny alkaline massif, Kola Peninsula. Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named as the Fe dominant member of the labuntsovite subgroup.
Help on Name Pronunciation: Name Pronunciation: Labuntsovite-Fe + Pronunciation Say LABUNTSOVITE-FE
Help on Synonym: Synonym: IMA1998-051
 

Labuntsovite-Fe Image

Click Here for Larger Labuntsovite-Fe Image in a New Browser Window Images:
Click Here for Larger Labuntsovite-Fe Image

Labuntsovite-Fe

Comments: Orange labuntsovite-Fe in matrix.
Location: Desourdy Quarry, Mont St. Hilaire, Rouville County, Quebec, Canad. Scale: See Image.
© Rruff Database

Labuntsovite-Fe Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.0332:1:0.5639
Help on Cell Dimensions: Cell Dimensions: a = 14.249, b = 13.791, c = 7.777, Z = 1; beta = 116.82° V = 1,363.85 Den(Calc)= 2.94
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.169(1)(400,402,421), 2.585(0.58)(241,242), 6.95(0.56)(001),3.032(0.53)(240,241), 3.1(0.53)(022,041), 6.35(0.34),
Click Here for Large Labuntsovite-Fe Structure Window Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate

Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above


Rastsvetaeva R K , Chukanov N V , Pekov I V , Shlyukova Z V , Khomyakov A P , Crystallography Reports , 43 (1998) p.820-827, Structures of two potassium-rich labuntsovites in relation to the crystal chemistry, of minerals of the labuntsovite-nenadkevichite family, Sample: II

 

Physical Properties of Labuntsovite-Fe

Help on Color: Color: Orange.
Help on Density: Density: 2.94
Help on Diaphaneity: Diaphaneity: Translucent to transparent
Help on Habit: Habit: Anhedral Grains - Granular minerals without the expression of crystal shapes
Help on Hardness: Hardness: 5 - Apatite
Help on Luster: Luster: Vitreous (Glassy)
 

Optical Properties of Labuntsovite-Fe

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.027 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= 0.027 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2514,KPDmeas= 0.2514,KC= 0.2583
Ncalc = 1.76
Help on Optical Data: Optical Data: Biaxial (+), a=1.686, b=1.696, g=1.835, bire=0.1490
 

Calculated Properties of Labuntsovite-Fe

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.87 gm/cc
note: Specific Gravity of Labuntsovite-Fe =2.94 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PELabuntsovite-Fe = 36.07 barns/electron
U=PELabuntsovite-Fe x relectron= 103.53 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 97.92 (Gamma Ray American Petroleum Institute Units)
Concentration of Labuntsovite-Fe per GRapi unit = 1.02 (%)

Estimated Radioactivity from Labuntsovite-Fe - barely detectable

 

Labuntsovite-Fe Classification

Help on  Dana Class: Dana Class: 60.01.03e.03 (60)Cyclosilicate Four-Membered Rings
  (60.01)as Titanosilicates
  (60.01.03e)Labuntsovite Group (Labuntsovite subgroup Monoclinic [C2/m])
 
60.01.03e.01 Labuntsovite-Mn! Na4K4(Ba,K)(Mn,Fe)1x(Ti,Nb)8[Si4O12]4(O,OH)8•n(H2O),n=10-12 I2/m 2/m
 
60.01.03e.02 Labuntsovite-Mg! Na4K4(Ba,K)(Mg,Fe)1xTi8(Si4O12)4(O,OH)8•10(H2O) C 2/m 2/m
 
60.01.03e.03 Labuntsovite-Fe! Na4K4(Ba,K)2(Fe,Mg,Mn)1xTi8(Si4O12)4(O,OH)8•10(H2O) C 2/m 2/m
 
60.01.03e.04 Paratsepinite-Na! (Na,Sr,K,Ca)7(Ti,Nb)8[Si4O12]4(O,OH)8•n(H2O)n~8 C 2/m 2/m
 
60.01.03e.05 Gjerdingenite-Mn! (K,Na)2(Mn,Fe)(Nb,Ti)4(Si4O12)2(O,OH)4•6(H2O) C 2/m 2/m
 
60.01.03e.06 Gjerdingenite-Fe! K2[(H2O)2(Fe,Mn)][(Nb,Ti)4(Si4O12)2(O,OH)4]•4(H2O) C 2/m 2/m
 
60.01.03e.07 Gjerdingenite-Ca! K2Ca(Nb,Ti)4(Si4O12)2(O,OH)4•6H2O C 2/m 2/m
 
60.01.03e.08 Gjerdingenite-Na! (K,Na)2Na(Nb,Ti)4(Si4O12)2(OH,O)4•5H2O C 2/m 2/m
Help on  Strunz Class: Strunz Class: 09.CE.30e 09 - SILICATES (Germanates)
  09.C - Cyclosilicates
  09.CE -[Si4O12]8- 4-membered single rings (vierer-Einfachringe),
 
09.CE.30e Labuntsovite-Mn Na4K4(Ba,K)(Mn,Fe)1x(Ti,Nb)8[Si4O12]4(O,OH)8•n(H2O),n=10-12 I2/m 2/m
 
09.CE.30e Labuntsovite-Mg! Na4K4(Ba,K)(Mg,Fe)1xTi8(Si4O12)4(O,OH)8•10(H2O) C 2/m 2/m
 
09.CE.30e Labuntsovite-Fe! Na4K4(Ba,K)2(Fe,Mg,Mn)1xTi8(Si4O12)4(O,OH)8•10(H2O) C 2/m 2/m
 

Other Labuntsovite-Fe Information

Help on References: References: NAME( AmMin, v 87, p 1733) PHYS. PROP.(AmMin, v 87, p 1733) OPTIC PROP.(AmMin, v 87, p 1733)
Help on See Also: See Also: Links to other databases for Labuntsovite-Fe :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

Search for Labuntsovite-Fe using:

Google
 
Web webmineral.com
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Labuntsovite-Fe :

A Bijoux Google Search for Labuntsovite-Fe
Adam's Minerals Google Search for Labuntsovite-Fe
Cape Minerals Google Search for Labuntsovite-Fe
Dakota Matrix Minerals Google Search for Labuntsovite-Fe
Excalibur Mineral Corp. Google Search for Labuntsovite-Fe
Exceptional Minerals Google Search for Labuntsovite-Fe
John Betts Fine Minerals Search for Labuntsovite-Fe
McDougall Minerals Google Search for Labuntsovite-Fe
Mineral News Website Link
Rock and Mineral Shows Google Search for Labuntsovite-Fe
Weinrich Minerals, Inc. Google Search for Labuntsovite-Fe

Ask about Labuntsovite-Fe 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 Espaņol

Print or Cut-and-Paste your Labuntsovite-Fe Specimen Label here :

Labuntsovite-Fe

Na4K4(Ba,K)2(Fe,Mg,Mn)1+xTi8(Si4O12)4(O,OH)8•10(H2O)
Dana No: 60.01.03e.03 Strunz No: 09.CE.30e
Locality:

 

Notes: