Lutecite Mineral Data

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


Dakota Matrix
[Newest Minerals] [Rare Minerals] [Cabinet Specimens] [About Us] [Image Gallery]
Dakota Matrix Minerals
Updated weekly, for the collector, educator, and researcher since 1996
Extensive Inventory of very Rare Minerals. Visa and Mastercard are Welcome


General Lutecite Information

Help on Chemical Formula: Chemical Formula: SiO2
Help on Composition: Composition: Molecular Weight = 60.08 gm
   Silicon  46.74 %  Si  100.00 % SiO2
   Oxygen   53.26 %  O
           ______        ______ 
           100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: (SiO2)
Help on Environment: Environment: Precipitated from silica saturated solutions at high pH. Compare with chalcedony. Indistinguishable from the former.
Help on IMA Status: IMA Status: Not Approved IMA
Help on Locality: Locality: Gran Canaria, Canary Islands. Occures world wide. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in 1892.
Help on Synonym: Synonym: Lutecine
  Moganite
 

Search for Lutecite Images

Click Here To Search Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.
  

Lutecite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =1.7961:1:2.1974
Help on Cell Dimensions: Cell Dimensions: a = 8.758, b = 4.876, c = 10.715, Z = 12; beta = 90.09° V = 457.57 Den(Calc)= 2.62
Help on Crystal System: Crystal System: Monoclinic - PrismaticH-M Symbol (2/m) Space Group: I12/a1=C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.39(0.5), 1.37(1), 1.38(1),1.83(1), 2.29(1), 3.33(1), 4.45(1),
 

Physical Properties of Lutecite

Help on Cleavage: Cleavage: None
Help on Color: Color: Gray, Chalky white.
Help on Density: Density: 2.52 - 2.58, Average = 2.54
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Botryoidal - "Grape-like" rounded forms (e.g.. malachite).
Help on Habit: Habit: Colloform - Forming from a gel or colloidal mass.
Help on Hardness: Hardness: 6 - Orthoclase
Help on Luster: Luster: Vitreous (Glassy)
 

Optical Properties of Lutecite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.005 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= 0.032 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2013,KPDmeas= 0.2069,KC= 0.208
Ncalc = 1.52 - 1.54
Help on Optical Data: Optical Data: Biaxial (?), a=1.524, g=1.531, bire=0.0070
 

Calculated Properties of Lutecite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.55 gm/cc
note: Specific Gravity of Lutecite =2.55 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PELutecite = 1.80 barns/electron
U=PELutecite x rElectron Density= 4.58 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Lutecite is Not Radioactive
 

Lutecite Classification
Help on Dana Class: Dana Class: 75.02.03.01 (75)Tectosilicate Si Tetrahedral Frameworks
  (75.02)SiO2 with H2O and organics
  (75.02.03)Dana Group
 
75.02.03.01 Lutecite* SiO2 I12/a1=C 2/c 2/m
Help on Strunz Class: Strunz Class: 04.DA.20 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.D - Metal:Oxygen = 1:2 and similar
  04.DA -With small cations
 
04.DA.20 Lutecite* SiO2 I12/a1=C 2/c 2/m
 
04.DA.20 Moganite! SiO2 I2/a 2/m
 

Other Lutecite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Lutecite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - MinMax(Deutsch)
8 - MinMax(English)
9 - Mineralienatlas (Deutsch)
10 - QUT Mineral Atlas
11 - Ruff.Info

Search for Lutecite using:

Google
 
Web webmineral.com
[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Lutecite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Desert Winds Gems and Minerals

Excalibur Minerals

Exceptional Minerals

Fabre Minerals

Heliodor

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Lutecite Mineral Data :

Ask about Lutecite 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 Lutecite Specimen Label here :

Lutecite

SiO2
Dana No: 75.02.03.01 Strunz No: 04.DA.20
Locality:

 

Notes: