Aubertite Mineral Data

Aubertite Mineral Data
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General Aubertite Information

Help on Chemical Formula: Chemical Formula: CuAl(SO4)2Cl•14(H2O)
Help on Composition: Composition: Molecular Weight = 570.32 gm
   Aluminum   4.73 %  Al    8.94 % Al2O3
   Copper    11.14 %  Cu   13.95 % CuO
   Hydrogen   4.95 %  H    44.22 % H2O
   Sulfur    11.24 %  S    28.08 % SO3
   Chlorine   6.22 %  Cl    6.22 % Cl
               -   %   Cl   -1.40 % -O=Cl2   
   Oxygen    61.72 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CuAl(SO4)2Cl•14(H2O)
Help on Environment: Environment: Oxidized zone of a copper deposit.
Help on IMA Status: IMA Status: Approved IMA 1978
Help on Locality: Locality: Quetena, west of Calama, Antofagasta, Chile. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for J. Aubert (1929- ), French geophysicist who collected the first specimens.
Help on Name Pronunciation: Name Pronunciation: Aubertite + Pronunciation Say AUBERTITE
Help on Synonym: Synonym: ICSD 8225
  PDF 33-477
 

Aubertite Image

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

Comments: Aqua to white massive aubertite.
Location: Chuquicamata, Antofagasta, Chile. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Aubertite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.4749:1:0.4746
Help on Cell Dimensions: Cell Dimensions: a = 6.288, b = 13.239, c = 6.284, Z = 1; alpha = 91.866°, beta = 94.666°, gamma = 82.45° V = 516.60 Den(Calc)= 1.83
Help on Crystal System: Crystal System: Triclinic - PedialH-M Symbol (1) Space Group: P1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 4.5(1), 4.247(0.69), 3.952(0.58),
Click Here for Large Aubertite Structure Window Crystal Structure:

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Ginderow D , Cesbron F , Acta Crystallographica, Section B , 35 (1979) p.2499-2502, Structure cristalline de l aubertite, AlCuCl(SO4)2*14H2O, Note: anisotropic displacement parameters obtained from ICSD

 

Physical Properties of Aubertite

Help on Cleavage: Cleavage: {010} Perfect
Help on Color: Color: Azure, Blue.
Help on Density: Density: 1.815
Help on Diaphaneity: Diaphaneity: Transparent
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: light blue
 

Optical Properties of Aubertite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.009 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.001 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2621,KPDmeas= 0.2643,KC= 0.2619
Ncalc = 1.48
Help on Optical Data: Optical Data: Biaxial (-), a=1.462, b=1.482, g=1.495, bire=0.0330, 2V(Calc)=76, 2V(Meas)=71.
 

Calculated Properties of Aubertite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=1.89 gm/cc
note: Specific Gravity of Aubertite =1.83 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0011470323
Boson Index = 0.9988529677
Help on Photoelectric: Photoelectric: PEAubertite = 5.87 barns/electron
U=PEAubertite x rElectron Density= 11.12 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Aubertite is Not Radioactive
 

Aubertite Classification
Help on Dana Class: Dana Class: 31.09.08.01 (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 Aubertite Information
Help on References: References: NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Aubertite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - WWW-MINCRYST

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Ask about Aubertite here :
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Print or Cut-and-Paste your Aubertite Specimen Label here :

Aubertite

CuAl(SO4)2Cl•14(H2O)
Dana No: 31.09.08.01 Strunz No: 07.DB.05
Locality:

 

Notes: