| |
 |
Alflarsenite Mineral Data
|
|
|
General Alflarsenite Information
|
 Chemical Formula: |
NaCa2Be3Si4O13(OH)•2H2O |
| Composition: |
Molecular Weight = 503.55 gm |
| |
Sodium 4.57 % Na 6.15 % Na2O |
| |
Calcium 15.92 % Ca 22.27 % CaO |
| |
Beryllium 5.37 % Be 14.90 % BeO |
| |
Silicon 22.31 % Si 47.73 % SiO2 |
| |
Hydrogen 1.00 % H 8.94 % H2O |
| |
Oxygen 50.84 % O |
| |
______ ______ |
| |
100.00 % 100.00 % = TOTAL OXIDE |
| Empirical Formula: |
NaCa2Be3Si4O13(OH)•2(H2O) |
| Environment: |
Zeolite group; new structure type |
| IMA Status: |
Proposed IMA 2008 |
| Locality: |
Tuften larvikite quarry, Tvedalen, Larvik, Vestfold, south Norway Link to MinDat.org Location Data. |
| Name Origin: |
Commission on New Minerals, Nomenclature and Classification (CNMNC) |
| Synonym: |
IMA2008-023 |
| |
Alflarsenite Crystallography
|
| Axial Ratios: |
a:b:c =0.359:1:0.4943 |
| Cell Dimensions: |
a = 7.1222, b = 19.8378, c = 9.8071, beta = 111.287° V = 1,291.10 |
| Crystal System: |
Monoclinic - Sphenoidal H-M Symbol (2) Space Group: P 21 |
| X Ray Diffraction: |
By Intensity(I/Io): 9.095(1), 2.915(0.92), 3.972(0.76),2.964(0.7), 6.279(0.42), 3.205(0.37), 2.757(0.33), 4.189(0.32), |
| |
Optical Properties of Alflarsenite
|
| Optical Data: |
|
| |
Calculated Properties of Alflarsenite
|
| Fermion Index: |
Fermion Index = 0.06
Boson Index = 0.94 |
| Photoelectric: |
PEAlflarsenite = 2.95 barns/electron
U=PEAlflarsenite x rElectron Density= . barns/cc.
|
| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Alflarsenite is Not Radioactive |
| |
Alflarsenite Classification
|
| Dana Class: |
75.00.00.00 (75)Tektosilicate Minerals |
| |
(75.00)Without Dana Classification Numbers |
| |
(75.00.00)Zeolite |
| |
75.00.00.00 Alflarsenite NaCa2Be3Si4O13(OH)•2H2O P 21 2 |
| |
75.00.00.00 Florkeite (K3Ca2Na)[Al8Si8O32]•12H2O P1 1 |
| |
75.00.00.00 Lechatelierite* SiO2 None |
| Strunz Class: |
09.G 09 - SILICATES (Germanates) |
| |
09.G - Tektosilicates with Zeolitic H2O |
| |
09.G - |
| |
09.G Alflarsenite NaCa2Be3Si4O13(OH)•2H2O P 21 2 |
| |
Other Alflarsenite Information
|
| See Also: |
Links to other databases for Alflarsenite :
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 Alflarsenite using:
[AOL]
[Bing]
[Dog Pile]
[GeoScienceWorld]
[HotBot]
[Ixquick]
[Lycos]
[MAMMA]
[Scirus]
[Teoma]
[WebCrawler]
[Wikipedia]
[YAHOO]
Visit our Advertisers for Alflarsenite :
Dakota Matrix Google Search for Alflarsenite
Excalibur Minerals Google Search for Alflarsenite
Exceptional Minerals Google Search for Alflarsenite
Hudson Insitute Google Search for Alflarsenite
John Betts Fine Minerals Search for Alflarsenite
Mc Dougall Minerals Google Search for Alflarsenite
Mineral News Website Link
Rock and Mineral Shows Website Link
Weinrich Minerals, Inc. Google Search for Alflarsenite
Ask about Alflarsenite 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 Alflarsenite Specimen Label here :
|
Alflarsenite
NaCa2Be3Si4O13(OH)•2H2O
Dana No: 75.00.00.00 Strunz No: 09.G
Locality:
Notes:
|
|
| |
| |
|
| |