Panichiite Mineral Data

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

Advertisment
Dakota Matrix was founded in 1996 and has offered systematic and rare mineral specimens online since 1998.
 Weinrich Minerals, A Dealer in Fine Mineral Specimens - Since 1989. We buy collections and single high quality specimens.
 Exceptional Minerals features excellent, high quality mineral specimens for sale. We also have a weekly Best Offer Mineral Auction.
 Your premier supplier of quality mineral specimens from Southern Africa and the world at large

General Panichiite Information

Help on Chemical Formula: Chemical Formula: (NH4)2SnCl6
Help on Composition: Composition: Molecular Weight = 371.89 gm
   Potassium   1.05 %  K     1.27 % K2O
   Tin        31.60 %  Sn   40.12 % SnO2
   Hydrogen    2.06 %  H      -   % Calc as (NH4)2O
   Bromine     1.50 %  Br    1.50 % Br
                -   %   Br   -0.15 % -O=Br2   
   Nitrogen    7.16 %  N    13.30 % (NH4)2O
   Chlorine   56.63 %  Cl   56.63 % Cl
                -   %   Cl  -12.78 % -O=Cl2   
             ______        ______ 
             100.00 %       99.89 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: (NH4)1.9K0.1Sn0.99Cl5.94Br0.07
Help on Environment: Environment: Found in a medium-temperature intracrater fumarole (~250°C).
Help on IMA Status: IMA Status: Approved IMA 2008 (Dana # Added)
Help on Locality: Locality: La Fossa crater, Vulcano, Aeolian Islands, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Ugo Panichi, a pioneer in the study of minerals from Vulcano.
Help on Synonym: Synonym: Ammonium hexachlorostannate
  IMA2008-005
 

Panichiite Image

Click Here for Larger Panichiite Image in a New Browser Window Images:
Click Here for Larger Panichiite Image

Panichiite

Comments: BSE image of octahedral panichiite crystals on alunite. (CanMin, v47:367).
Location: La Fossa crater, Vulcano, Aeolian Islands, Italy. Scale: See Image.
© Canadian Mineralogist

Panichiite Crystallography
Help on Cell Dimensions: Cell Dimensions: a = 10.064, Z = 4; V = 1,019.32 Den(Calc)= 2.42
Help on Crystal System: Crystal System: Isometric - HextetrahedralH-M Symbol (4 3m) Space Group: Fm3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 5.811(1), 5.032(0.73), 2.516(0.69),3.035(0.48), 1.779(0.42), 2.25(0.39), 1.937(0.23), 1.701(0.22),
Click Here for Large Panichiite 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


Demartin F , Campostrini I , Gramaccioli C M , The Canadian Mineralogist , 47 (2009) p.367-372, Panichiite, natural ammonium hexachlorostannate(IV), (NH4)2SnCl6,, from La Fossa crater, Vulcano, Aeolian Islands, Italy, Locality: La Fossa crater, Vulcano, Aeolian Islands, Italy

 

Physical Properties of Panichiite

Help on Cleavage: Cleavage: None
Help on Color: Color: Colorless, White, Very pale yellow.
Help on Density: Density: 2.43
Help on Diaphaneity: Diaphaneity: Transparent
Help on Habit: Habit: Octahedral Crystals - Occurs as octahedral shaped crystals.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Panichiite

Help on Optical Data: Optical Data: Isotropic, n=1.68.
 

Calculated Properties of Panichiite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.29 gm/cc
note: Specific Gravity of Panichiite =2.42 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.12
Boson Index = 0.88
Help on Photoelectric: Photoelectric: PEPanichiite = 97.30 barns/electron
U=PEPanichiite x relectron= 222.53 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 14.36 (Gamma Ray American Petroleum Institute Units)
Concentration of Panichiite per GRapi unit = 6.97 (%)

Estimated Radioactivity from Panichiite - barely detectable

 

Panichiite Classification
Help on Dana Class: Dana Class: 11.05.08.04 (11)Halide Complexes; Alumino-fluorides
  (11.05)where (A)m B (X)6
  (11.05.08)Challacolloite Group
 
11.05.08.01 Challacolloite! KPb2Cl5 P 21/c 2/m
 
11.05.08.02 Hephaistosite! TlPb2Cl5 P 21/c 2/m
 
11.05.08.03 Steropesite! Tl3BiCl6 Cc m
 
11.05.08.04 Panichiite! (NH4)2SnCl6 Fm3m 4 3m
Help on Strunz Class: Strunz Class: 03.AA. 03 - HALIDES
  03.A - Simple Halides, Without H2O
  03.AA -M:X = 1:1, 2:3, 3:5, etc.
 
03.AA. Panichiite! (NH4)2SnCl6 Fm3m 4 3m
 

Other Panichiite Information
Help on References: References: NAME( CanMin, v47:367) PHYS. PROP.(CanMin, v47:367) OPTIC PROP.(CanMin, v47:367)
Help on See Also: See Also: Links to other databases for Panichiite :
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 Panichiite using:

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

Visit our Advertisers for Panichiite :

Cape Minerals Google Search for Panichiite
Dakota Matrix Minerals Google Search for Panichiite
Excalibur Mineral Corp. Google Search for Panichiite
Exceptional Minerals Google Search for Panichiite
John Betts Fine Minerals Search for Panichiite
McDougall Minerals Google Search for Panichiite
Mineral News Website Link
Rock and Mineral Shows Google Search for Panichiite
Weinrich Minerals, Inc. Google Search for Panichiite

Ask about Panichiite 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 Panichiite Specimen Label here :

Panichiite

(NH4)2SnCl6
Dana No: 11.05.08.04 Strunz No: 03.AA.
Locality:

 

Notes: