Aerinite Mineral Data

Aerinite Mineral Data
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General Aerinite Information

Help on Chemical Formula: Chemical Formula: (Ca,Na)6FeAl(Fe++,Mg)2(Al,Mg)6[Si12O36(OH)12H][(H2O)12(CO3)]
Help on Composition: Composition: Molecular Weight = 1,944.10 gm
   Sodium      0.59 %  Na    0.80 % Na2O
   Calcium    10.51 %  Ca   14.71 % CaO
   Magnesium   1.25 %  Mg    2.07 % MgO
   Aluminum    8.47 %  Al   16.00 % Al2O3
   Iron        6.89 %  Fe    5.17 % FeO /  4.11 % Fe2O3
   Silicon    17.34 %  Si   37.09 % SiO2
   Hydrogen    1.87 %  H    16.68 % H2O
   Carbon      0.74 %  C     2.72 % CO2
   Oxygen     52.34 %  O
             ______        ______ 
             100.00 %       99.34 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca5.1Na0.5Fe3+AlFe2+1.4Mg0.3Al5.1Mg0.7Si12O36(OH)12(H2O)12(CO3)1.2
Help on Environment: Environment: Alteration product in basalts and andesites. Hydrothermal zeolite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1876
Help on Locality: Locality: Spain, Caserras, Aragon and St. Pandelon, Landes, France. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from the Greek root "aer-", alluding to atmosphere or sky and hence the color, sky blue.
Help on Name Pronunciation: Name Pronunciation: Aerinite Say AERINITE
 

Aerinite Image

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

Aerinite

Comments: Pale blue massive aerinite.
Location: Cripple Creek, Teller County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Aerinite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:0.30972
Help on Cell Dimensions: Cell Dimensions: a = 16.872, c = 5.2256, Z = 1; V = 1,288.25 Den(Calc)= 2.51
Help on Crystal System: Crystal System: Trigonal - Ditrigonal PyramidalH-M Symbol (3m) Space Group: P 3c1
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 14.65(1), 4.05(0.8), 2.721(0.75),
Click Here for Large Aerinite Structure Window Crystal Structure:

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Rius J , Elkaim E , Torrelles X , European Journal of Mineralogy , 16 (2004) p.127-134, Structure determination of the blue mineral pigment aerinite from, synchrotron powder diffraction data: The solution of an old riddle, Locality: Camporrells-Estopanya area, Huesca, Spain

 

Physical Properties of Aerinite

Help on Color: Color: Blue, Blue green, Sky blue.
Help on Density: Density: 2.48
Help on Diaphaneity: Diaphaneity: Translucent
Help on Habit: Habit: Fibrous - Crystals made up of fibers.
Help on Hardness: Hardness: 3 - Calcite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: bluish white
 

Optical Properties of Aerinite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.044 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.055 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2191,KPDmeas= 0.2218,KC= 0.2319
Ncalc = 1.58
Help on Optical Data: Optical Data: Biaxial (-), a=1.51, b=1.56, g=1.58, bire=0.0700, 2V(Calc)=62, 2V(Meas)=63.
Help on Pleochroism (x): Pleochroism (x): bright blue.
Help on Pleochroism (y): Pleochroism (y): pale beige.
Help on Pleochroism (z): Pleochroism (z): pale beige.
 

Calculated Properties of Aerinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.50 gm/cc
note: Specific Gravity of Aerinite =2.48 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEAerinite = 4.27 barns/electron
U=PEAerinite x rElectron Density= 10.69 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Aerinite is Not Radioactive
 

Aerinite Classification
Help on Dana Class: Dana Class: 68.01.03.01 (68)Inosilicate Structures with Chains of More Than One Width
  (68.01)Dana Type
  (68.01.03)Dana Group
 
68.01.03.01 Aerinite (Ca,Na)6FeAl(Fe,Mg)2(Al,Mg)6[Si12O36(OH)12H][(H2O)12(CO3)] P 3c1 3m
Help on Strunz Class: Strunz Class: 09.DB.45 09 - SILICATES (Germanates)
  09.D - Inosilicates* Structural terminology according to Liebau (1985)
  09.DB -Inosilicates with 2-periodic single chains, Si2O6; Pyroxene-related minerals
 
09.DB.45 Aerinite (Ca,Na)6FeAl(Fe,Mg)2(Al,Mg)6[Si12O36(OH)12H][(H2O)12(CO3)] P 3c1 3m
 

Other Aerinite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(AmMin 84:1467, 89:1833) OPTIC PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Aerinite :
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

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

Aerinite

(Ca,Na)6FeAl(Fe++,Mg)2(Al,Mg)6[Si12O36(OH)12H][(H2O)12(CO3)]
Dana No: 68.01.03.01 Strunz No: 09.DB.45
Locality:

 

Notes: