Magnesioaubertite Mineral Data

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


Crystalarium.com
[Minerals] [Gems] [Sale Items] [Gold Rings] [Big Stuff] [Main Page]
Shop early for Holiday Season and get the best stuff.
You can put it on layaway for up to six weeks!


General Magnesioaubertite Information

Help on Chemical Formula: Chemical Formula: (Mg,Cu)Al(SO4)2Cl•14(H2O)
Help on Composition: Composition: Molecular Weight = 540.89 gm
   Magnesium   3.37 %  Mg    5.59 % MgO
   Aluminum    4.99 %  Al    9.43 % Al2O3
   Copper      2.94 %  Cu    3.68 % CuO
   Hydrogen    5.22 %  H    46.63 % H2O
   Sulfur     11.86 %  S    29.60 % SO3
   Chlorine    6.55 %  Cl    6.55 % Cl
                -   %   Cl   -1.48 % -O=Cl2   
   Oxygen     65.08 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mg0.75Cu0.25Al(SO4)2Cl•14(H2O)
Help on Environment: Environment: Secondary mineral formed by the reaction of volcanic gases and aluminum-bearing rocks.
Help on IMA Status: IMA Status: Approved IMA 1988
Help on Locality: Locality: Grotta de Faraglione and along the Baia de Levante, Vulcano, Lipari Islands, Italy. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its content of magnesium greater than copper, and relation to aubertite.
Help on Name Pronunciation: Name Pronunciation: Magnesioaubertite Say MAGNESIOAUBERTITE
 

Magnesioaubertite Image

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

Magnesioaubertite   Pickeringite

Comments: Aqua crystalline magnesioaubertite with white pickeringite.
Location: Grotto di Faraglione, Vulcano, Sicily, Italy. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Magnesioaubertite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.478:1:0.4765
Help on Cell Dimensions: Cell Dimensions: a = 6.31, b = 13.2, c = 6.29, Z = 1; alpha = 91.7°, beta = 94.5°, gamma = 82.6° V = 517.71 Den(Calc)= 1.73
Help on Crystal System: Crystal System: Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.5(1), 3.97(0.8), 5.61(0.7),
 

Physical Properties of Magnesioaubertite

Help on Color: Color: Blue.
Help on Density: Density: 1.8
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luster: Luster: Vitreous (Glassy)
 

Optical Properties of Magnesioaubertite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.011 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.029 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2764,KPDmeas= 0.2656,KC= 0.2686
Ncalc = 1.46 - 1.48
Help on Optical Data: Optical Data: Biaxial (-), a=1.466, b=1.481, g=1.4875, bire=0.0215, 2V(Calc)=66, 2V(Meas)=112-114.
 

Calculated Properties of Magnesioaubertite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.88 gm/cc
note: Specific Gravity of Magnesioaubertite =1.80 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0045795804
Boson Index = 0.9954204196
Help on Photoelectric: Photoelectric: PEMagnesioaubertite = 2.66 barns/electron
U=PEMagnesioaubertite x rElectron Density= 4.99 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Magnesioaubertite is Not Radioactive
 

Magnesioaubertite Classification
Help on Dana Class: Dana Class: 31.09.08.03 (31)Hydrated Sulfates Containing Hydroxyl or Halogen
  (31.09)where (A+ B++) (XO4) Zq·x(H2O)
  (31.09.08)Aubertite Group
 
31.09.08.01 Aubertite CuAl(SO4)2Cl•14(H2O) P1 1
 
31.09.08.02 Svyazhinite MgAl(SO4)2F•14(H2O) P1,P 1 Tri
 
31.09.08.03 Magnesioaubertite (Mg,Cu)Al(SO4)2Cl•14(H2O) P1 1
Help on Strunz Class: Strunz Class: 07.DB.05 07 - SULFATES (SELENATES, TELLURATES)
  07.D - Sulfates (selenates, etc.) with additional anions, with H2O
  07.DB -With only medium-sized cations; insular octahedra and finite groups
 
07.DB.05 Aubertite CuAl(SO4)2Cl•14(H2O) P1 1
 
07.DB.05 Magnesioaubertite (Mg,Cu)Al(SO4)2Cl•14(H2O) P1 1
 
07.DB.05 Svyazhinite MgAl(SO4)2F•14(H2O) P1,P 1 Tri
 

Other Magnesioaubertite Information
Help on References: References: NAME( AntBidBlaNic5) PHYS. PROP.(Am.Min.,Vol.75,p1433,1990) OPTIC PROP.(Am.Min.,Vol.75,p1433,1990)
Help on See Also: See Also: Links to other databases for Magnesioaubertite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - Handbook of Mineralogy (MinSocAm)
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - MinMax(Deutsch)
9 - MinMax(English)
10 - Mineralienatlas (Deutsch)
11 - QUT Mineral Atlas
12 - Ruff.Info

Search for Magnesioaubertite using:

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

Visit our Advertisers for Magnesioaubertite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

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 Magnesioaubertite Mineral Data :

Ask about Magnesioaubertite 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 Español

Print or Cut-and-Paste your Magnesioaubertite Specimen Label here :

Magnesioaubertite

(Mg,Cu)Al(SO4)2Cl•14(H2O)
Dana No: 31.09.08.03 Strunz No: 07.DB.05
Locality:

 

Notes: