General Fluoro-sodic-pedrizite Information
|
Chemical Formula: |
NaLi2(Mg2Al2Li)S5Si8O22F2 |
Composition: |
Molecular Weight = 761.05 gm |
| |
Sodium 3.02 % Na 4.07 % Na2O |
| |
Lithium 2.74 % Li 5.89 % Li2O |
| |
Magnesium 6.39 % Mg 10.59 % MgO |
| |
Aluminum 7.09 % Al 13.40 % Al2O3 |
| |
Silicon 29.52 % Si 63.16 % SiO2 |
| |
Oxygen 46.25 % O |
| |
Fluorine 4.99 % F 4.99 % F |
| |
- % F -2.10 % -O=F2 |
| |
______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
Empirical Formula: |
NaLi2Mg2Al2LiSi8O22F2 |
Environment: |
Amphibole group |
IMA Status: |
Proposed IMA 2004 (Dana # Added) |
Locality: |
Tastyg spodumene deposit, Tuva, Siberia, Russia Link to MinDat.org Location Data. |
Name Origin: |
Commission on New Minerals and Mineral Names (CNMMN) |
Synonym: |
Clinoholmquistite |
| |
IMA2004-002 |
| |
Fluoro-sodic-pedrizite Image |
Images:
|
|
Fluoro-sodic-pedrizite Crystallography
|
Axial Ratios: |
a:b:c =0.5322:1:0.2996 |
Cell Dimensions: |
a = 9.357, b = 17.58, c = 5.267, Z = 2; beta = 102.37° V = 846.29 Den(Calc)= 2.99 |
Crystal System: |
Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/m |
X Ray Diffraction: |
By Intensity(I/Io): 2.675(1), 3.002(0.66), 8.11(0.56),4.39(0.54), 3.371(0.43), 2.869(0.26), |
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
|
|
|
Oberti R , Camara F , Ottolini L , American Mineralogist , 90 (2005) p.732-736, Clinoholmquistite discredited: The new amphibole end-member fluoro-sodic-pedrizite, sample from Tastyg spodumene deposit, Tuva, Siberia, Russia
|
|
| |
Optical Properties of Fluoro-sodic-pedrizite
|
Optical Data: |
NCalc= 1.62 - from Gladstone-Dale relationship (KC = 0.2085) where Ncalc=Dcalc*KC+1 |
| |
Calculated Properties of Fluoro-sodic-pedrizite
|
Electron Density: |
relectron=2.95 gm/cc note: rFluoro-sodic-pedrizite =2.99 gm/cc. |
Fermion Index |
Fermion Index = 0.02244 Boson Index = 0.97756 |
Photoelectric: |
PEFluoro-sodic-pedrizite = 1.58 barns/electron U=PEFluoro-sodic-pedrizite x relectron= 4.66 barns/cc. |
Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units) Fluoro-sodic-pedrizite is Not Radioactive |
| |
Fluoro-sodic-pedrizite Classification
|
Dana Class: |
66.1.1.9c (66)Inosilicate Double-Width Unbranched Chains, W=2 |
| |
(66.1)Dana Type |
| |
(66.1.1)Group 1, the Mg-Fe-Mn-Li amphiboles (Monoclinic) |
| |
66.1.1.1 Magnesiocummingtonite (Mg,Fe)7Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.2 Cummingtonite []Mg7Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.3 Grunerite []Fe7Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.3b Permanganogrunerite! []Mn4(Fe)3(Si8O22)(OH)2 C 2/m 2/m |
| |
66.1.1.4 Manganocummingtonite Na(Na,Mn)2(Mg4,Fe)5Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.5 Manganogrunerite []Mn2Fe5Si8O22(OH) C 2/m 2/m |
| |
66.1.1.6 Magnesioclinoholmquistite? Li2(Mg,Fe)3Al2Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.7 Clinoholmquistite? [](Li2Mg3Al2)Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.8 Clinoferroholmquistite [](Li2Fe3Al2)Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.8a Ferri-clinoholmquistite! []Li2Mg3(Fe3)2(Si8O22)(OH)2 C 2/m 2/m |
| |
66.1.1.8b Ferri-clinoferroholmquistite! []Li2(Fe2Fe3)Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.9 Sodic-ferripedrizite! Na(LiNa)(Fe2Mg2Li)Si8O22(OH,F)2 C 2/m 2/m |
| |
66.1.1.9a Ferripedrizite! NaLi2(Fe2Mg2Li)Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.9b Sodic-ferri-ferropedrizite! NaLi2(Fe2Fe3)Si8O22(OH)2 C 2/m 2/m |
| |
66.1.1.9c Fluoro-sodic-pedrizite ! NaLi2(Mg2Al2Li)S5Si8O22F2 C 2/m 2/m |
Strunz Class: |
VIII/FX.00-00 VIII - Silicates |
| |
VIII/FX - Unclassified Strunz Inosilicates |
| |
VIII/FX.00 - Group 4, the sodic amphiboles |
| |
Other Fluoro-sodic-pedrizite Information
|
References: |
NAME( AmMin 90:732) PHYS. PROP.(AmMin 90:732) OPTIC PROP.(AmMin 90:732) |
See Also: |
Links to other databases for Fluoro-sodic-pedrizite :
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
Search for Fluoro-sodic-pedrizite using:
[ALTAVISTA]
[AOL]
[About.com]
[All-The-Web]
[HotBot]
[Ixquick]
[LookSmart]
[MAMMA]
[MSN.COM]
[Netscape]
[Teoma]
[Wikipedia]
[YAHOO]
Visit our Advertisers for Fluoro-sodic-pedrizite :
AA Mineral Specimens
A-Rocks Auction
Adams Minerals
B and L Minerals
Dakota Matrix
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Minernet.it
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop
Translate Fluoro-sodic-pedrizite Mineral Data :
Ask about Fluoro-sodic-pedrizite 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 Fluoro-sodic-pedrizite Specimen Label here :
|
Fluoro-sodic-pedrizite
NaLi2(Mg2Al2Li)S5Si8O22F2
Dana No: 66.1.1.9c Strunz No: VIII/FX.00-00
Locality:
Notes:
|
|
| |
| |
|
| |