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Dmitryivanovite Mineral Data

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General Dmitryivanovite Information

Help on Chemical  Formula: Chemical Formula: CaAl2O4
Help on Composition: Composition: Molecular Weight = 158.03 gm
   Calcium   25.36 %  Ca   35.49 % CaO
   Titanium   0.06 %  Ti    0.10 % TiO2
   Aluminum  34.03 %  Al   64.29 % Al2O3
   Silicon    0.05 %  Si    0.11 % SiO2
   Oxygen    40.50 %  O
            ______        ______ 
            100.00 %       99.99 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaAl1.99Si0.003Ti0.002O4
Help on Environment: Environment: The NWA470 meteorite is a metal-rich carbonaceous chondrite found in 1999 and classified as a CH3 chondrite. Ca,Al-rich inclusions (CAIs) are important components of chondritic mete orites and may represent a pre-solar p
Help on IMA Status: IMA Status: Approved IMA 2006 (Dana # Added)
Help on Locality: Locality: NWA 470 chondrite, near Er Rachidia, Moroccan Sahara. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Dmitriy A. Ivanov (1962-1986), a geologist, mineralogist, and petrologist who died tragically on a field expedition to study igneous rocks in the Caucasus Mountains.
Help on Synonym: Synonym: IMA2006-035

Dmitryivanovite Image

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Comments: Inclusion consisting mainly of grossite (Gr) intergrown with perovskite (Pv) and melilite (Mel) that is pure gehlenite (Ak0) with dmitryivanovite (CaAl2O4). (AmMin, v94:746).
Location: Northwest Africa 470 (NWA470) CH3 chondrite. Scale: See Image.
© American Mineralogist

Dmitryivanovite Crystallography

Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.018(1), 2.92(0.83), 2.882(0.52),2.559(0.42), 2.505(0.46), 2.371(0.31), 1.888(0.29), 1.467(0.29),

Optical Properties of Dmitryivanovite

Help on Optical Data: Optical Data: NCalc= 1.94 - from Gladstone-Dale relationship (KC = 0.2082) where Ncalc=Dcalc*KC+1

Calculated Properties of Dmitryivanovite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.43 gm/cc
note: Specific Gravity of Dmitryivanovite =4.49 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0006400102
Boson Index = 0.9993599898
Help on Photoelectric: Photoelectric: PEDmitryivanovite = 4.14 barns/electron
U=PEDmitryivanovite x rElectron Density= 18.34 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Dmitryivanovite is Not Radioactive

Dmitryivanovite Classification

Help on  Dana Class: Dana Class: (07)Multiple Oxides
  (07.10)Dana Type
  (07.10.05)Dana Group Dmitryivanovite! CaAl2O4 P 21/c 2/m
Help on  Strunz Class: Strunz Class: 04.BC.10 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.B - Metal:Oxygen = 3:4 and similar
  04.BC -With medium-sized and large cations
04.BC.10 Dmitryivanovite! CaAl2O4 P 21/c 2/m

Other Dmitryivanovite Information

Help on See Also: See Also: Links to other databases for Dmitryivanovite :
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

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Dana No: Strunz No: 04.BC.10