Mineralogy Database

Ingersonite Mineral Data

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General Ingersonite Information

Help on Chemical  Formula: Chemical Formula: Ca3Mn++Sb+++++4O14
Help on Composition: Composition: Molecular Weight = 882.79 gm
   Calcium    13.30 %  Ca   18.61 % CaO
   Magnesium   0.14 %  Mg    0.23 % MgO
   Manganese   6.60 %  Mn    8.52 % MnO
   Iron        0.06 %  Fe    0.08 % FeO
   Antimony   54.48 %  Sb   72.37 % Sb2O5
   Oxygen     25.10 %  O
   Fluorine    0.32 %  F     0.32 % F
                -   %   F    -0.14 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca2.93Mn2+1.06Fe2+0.01Sb3.95Mg0.05F0.15O13.85
Help on Environment: Environment: Rare accessory to Mn ores.
Help on IMA Status: IMA Status: Approved IMA 1988
Help on Locality: Locality: Found on the dumps at the Lanban mine, Varmland, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for F. Earl Ingerson (1906-1993), U. S. Geochemist.
Help on Name Pronunciation: Name Pronunciation: Ingersonite + Pronunciation Say INGERSONITE
 

Ingersonite Image

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  Ingersonite

Comments: Yellowish green crystals of ingersonite to about 0.7mm embedded in matrix rich in dark grains of flipstadite.
Location: Langban, Varmland, Sweden. Scale: 14x10x6mm.
© Tom Loomis / Dakota Matrix

Ingersonite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:2.41746
Help on Cell Dimensions: Cell Dimensions: a = 7.282, c = 17.604, Z = 3; V = 808.43 Den(Calc)= 5.44
Help on Crystal System: Crystal System: Trigonal - Trapezohedral H-M Symbol (3 2) Space Group: P 3121
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.971(1), 1.55(0.8), 1.819(0.7),
 

Physical Properties of Ingersonite

Help on Cleavage: Cleavage: {0001} Perfect
Help on Color: Color: Brownish yellow.
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Habit: Habit: Subhedral Crystals - Occurs as crystals which tend to exhibit a recognizable crystal shape.
Help on Hardness: Hardness: 6.5 - Pyrite
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: brownish yellow
 

Optical Properties of Ingersonite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= -0.013 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1696,KC= 0.1674
Ncalc = 1.91
Help on Optical Data: Optical Data: Uniaxial (-), e=1.91-1.92, w=1.93, bire=0.0100-0.0200.
Help on RL Color: RL Color: Light gray with yellow and white internal reflections.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Ingersonite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   11.16   11.40 
   
 420 nm   10.94   11.13 
 440 nm   10.74   10.88 
 460 nm   10.52   10.66 
 480 nm   10.34   10.48 
 500 nm   10.18   10.32 
 520 nm   10.05   10.19 
 540 nm    9.96   10.09 
 560 nm    9.91   10.04 
 580 nm    9.89   10.01 
 600 nm    9.89   10.02 
 620 nm    9.90   10.03 
 640 nm    9.90   10.03 
 660 nm    9.91   10.03 
 680 nm    9.91   10.03 
 700 nm    9.91   10.03 
Calculated Relative Intensity Colors of Ingersonite in Air
Relative
Intensity
   0%   90% 100% 180% 270% 360% 450% 540% 630% 720% 810% 880%
R1                        
R2                        
 

Calculated Properties of Ingersonite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.92 gm/cc
note: Specific Gravity of Ingersonite =5.44 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0004511343
Boson Index = 0.9995488657
Help on Photoelectric: Photoelectric: PEIngersonite = 180.63 barns/electron
U=PEIngersonite x rElectron Density= 889.48 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Ingersonite is Not Radioactive
 

Ingersonite Classification

Help on  Dana Class: Dana Class: 44.01.02.01 (44)Antimonates
  (44.01)(A)2 (X2 O6) (O,OH,F)
  (44.01.02)Dana Group
 
44.01.02.01 Ingersonite Ca3MnSb4O14 P 3121 3 2
Help on  Strunz Class: Strunz Class: 04.DH.40 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.D - Metal:Oxygen = 1:2 and similar
  04.DH -With large (� medium-sized) cations; sheets of edge-sharing octahedra
 
04.DH.40 Ingersonite Ca3MnSb4O14 P 3121 3 2
 

Other Ingersonite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8, AmMin v92:947) OPTIC PROP.(AntBidBlaNic3, Dana8)
Help on See Also: See Also: Links to other databases for Ingersonite :
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 Ingersonite Specimen Label here :

Ingersonite

Ca3Mn++Sb+++++4O14
Dana No: 44.01.02.01 Strunz No: 04.DH.40
Locality:

 

Notes:

 

 
   
 


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