Log InRegister
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreOur ScienceMindat Newsletter [Free Download]Contact Us
Donate to MindatSponsor a PageCorporate SponsorshipSponsored Pages
Learning CenterWhat Is a Mineral?The Most Common Minerals on EarthInformation for EducatorsMindat ArticlesMindat Newsletter [Free Download]The ElementsThe Mineral Quiz
Search FormMinerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDMinerals by CountryAlphabetical Mineral IndexAlphabetical Locality SearchMineral Association SearchList of CountriesLocalities Near MePhoto SearchSearch ArticlesSearch GlossaryThe Rock H. Currier Digital LibraryMore Search Options
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
MineralsPetrologyFossilsMeteoritesGeologic Time
Mining CompaniesStatisticsMineral MuseumsClubs & OrganizationsMineral Shows & EventsDevice SettingsTime Machine
Read DiscussionsIdentification Request
Photo SearchPhoto GalleriesSearch by ColourPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Dmitryivanovite

A valid IMA mineral species
This page is currently not sponsored. Click here to sponsor this page.
Formula:
CaAl2O4
Colour:
Colourless
Crystal System:
Monoclinic
Name:
Named in honor of Dmitry Alexandrovich Ivanov (Š”Š¼ŠøтрŠøŠ¹ ŠŠ»ŠµŠŗсŠ°Š½Š“рŠ¾Š²Šøч Š˜Š²Š°Š½Š¾Š²) (1962-1986), a geologist, mineralogist, and petrologist who died tragically on a field expedition to study igneous rocks in the Caucasus Mountains. He is the son of Andrey Ivanov (andreyivanovite).
Dimorph of:
Krotite
Compare brownmillerite, grossite, hibonite and addibischoffite.


Hide all sections | Show all sections

Unique IdentifiersHide

Mindat ID:
30909
Long-form identifier:
mindat:1:1:30909:5

IMA Classification of DmitryivanoviteHide

IMA status:
Approved
Approval year:
2006
First published:
2009

Classification of DmitryivanoviteHide

Strunz-mindat (2026):
4.BC.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
B : Metal: Oxygen = 3:4 and similar
C : With medium-sized and large cations
Dana 8th ed.:
7.2.16.

7 : MULTIPLE OXIDES
2 : AB2X4

Mineral SymbolsHide

As of 2021 there are now IMAā€“CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference for Standard
DivIMAā€“CNMNCWarr, L.N. (2021). IMAā€“CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Pronunciation of DmitryivanoviteHide

Pronunciation:
PlayRecorded byCountry
Jolyon RalphUnited Kingdom

Physical Properties of DmitryivanoviteHide

Colour:
Colourless

Chemistry of DmitryivanoviteHide

Mindat Formula:
CaAl2O4
Element Weights:
Element% weight
O40.495 %
Al34.146 %
Ca25.360 %

Calculated from ideal end-member formula.
O
Al
Ca
Elements listed:
Al, Ca, O - search for minerals with similar chemistry

Crystallography of DmitryivanoviteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/c
Cell Parameters:
a = 7.95 Å, b = 8.62 Å, c = 10.25 Å
β = 93.1°
Ratio:
a:b:c = 0.922 : 1 : 1.189
Unit Cell V:
701.39 ƅĀ³ (Calculated from Unit Cell)

Crystal StructureHide

Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Show
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Display Options
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
View
CIF File    Best | x | y | z | a | b | c
Rotation
Stop | Start
Labels
Console Off | On | Grey | Yellow
IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0011130DmitryivanoviteLazic B, Kahlenberg V, Konzett J (2007) Structural studies on a stuffed framework high pressure polymorph of CaAl2O4 Zeitschrift fur Kristallographie 222 690-6952007synthetic0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
3.018 ƅ(100)
2.920 ƅ(83)
2.882 ƅ(52)
2.559 ƅ(42)
2.505 ƅ(46)
2.371 ƅ(31)
1.888 ƅ(29)
1.467 ƅ(29)
Locality:
Northwest Africa 470 meteorite (NWA 470), M'daghra Lkeng CaĆÆdat, Errachidia Cercle, Errachidia Province, DrĆ¢a-Tafilalet Region, Morocco

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 2: Planetesimal differentiation and alteration4.566-4.550
6 : Secondary asteroid phases4.566-4.560

Type Occurrence of DmitryivanoviteHide

Type Locality:
ā“˜ Northwest Africa 470 meteorite (NWA 470), M'daghra Lkeng CaĆÆdat, Errachidia Cercle, Errachidia Province, DrĆ¢a-Tafilalet Region, Morocco
General Appearance of Type Material:
Subhedral grains to about 10 Āµm.
Place of Conservation of Type Material:
Vernadsky State Geological Museum, Russian Academy of Sciences, Moscow, Russia.
Geological Setting of Type Material:
Ca,Al-rich inclusion (CAI) in a chondrite meteorite.
Associated Minerals at Type Locality:
GrossitePerovskiteMelilite Group

Synonyms of DmitryivanoviteHide

Other Language Names for DmitryivanoviteHide

Related Minerals - Strunz-mindat GroupingHide

4.BC.AbelloemringeriteCu2Pb2Mn3+Mn4+ 3O11(OH)(H2O)2 Ā· H2OOrth. mmm(2/m2/m2/m) : Imma
4.BC.EllinaiteCaCr2O4Orth. mmm(2/m2/m2/m) : Pnma
4.BC.AddibischoffiteCa2Al6Al6O20Tric. 1 : P1
4.BC.5KarlleuiteCa2MnO4Tet. 4/mmm(4/m2/m2/m) : I4/mmm
4.BC.05MarokiteCaMn3+2O4Orth.
4.BC.15WarkiteCa2Sc6Al6O20Tric. 1 : P1
4.BC.25KudryavtsevaiteNa3(Mg,Fe)(Fe,Ti)2Ti3O12Orth. mmm(2/m2/m2/m) : Pbcm
4.BC.30TululiteCa14(Fe3+,Al)(Al,Zn,Fe3+,Si,P,Mn,Mg)15O36Iso. 23 : F23
4.BC.30ValleyiteCa4Fe6O13Iso. 43m : I43m
4.BC.35KrotiteCaAl2O4Mon. 2/m : P21/c
4.BC.40BacaferriteBaCaFe4O8Trig. 3m(32/m) : P31m

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for DmitryivanoviteHide

References for DmitryivanoviteHide

Reference List:
Dougill, M.W. (1957) Crystal structure of calcium monoaluminate. Nature: 180: 292-293.
Hƶrkner, W., MĆ¼ller-Buschbaum, Hk. (1976) Zur kristallstruktur von CaAl2O4. Journal of Inorganic and Nuclear Chemistry: 38: 983-984.
Ito, S., Suzuki, K., Inagaki, M., Naka, S. (1980) High-pressure modifications of CaAl2O4 and CaGa2O4. Materials Research Bulletin: 15: 925-932.
Barbier, J., Neuhausen, J. (1990) Phase formation in the system (Ca,Sr)Al2O4. European Journal of Mineralogy: 2: 273-282.
Stebbins, J.F.; Oglesby, J.V.; Kroeker, S. (2001) Oxygen triclusters in crystalline CaAl4O7 (grossite) and in calcium aluminosilicate glasses: 17O NMR. American Mineralogist, 86 (10). 1307-1311 doi:10.2138/am-2001-1019
Ivanova, M.A., Petaev, M.I., MacPherson, G.J., Nazarov, M.A., Taylor, L.A., Wood, J.A. (2002) The first known occurrence of calcium monoaluminate, in a calcium aluminum-rich inclusion from the CH chondrite Northwest Africa 470. Meteoritics & Planetary Science: 37: 1337-1444.
Mikouchi, T., Zolensky, M., Tachikawa, O., Komatsu, M., Ivanova, M.A., Le, L., Gounelle, M. (2006) Electron back-scatter diffraction (EBSD) analysis of two unusual minerals in carbonaceous chondrites. Lunar and Planetary Science: 37: 1855-1855.
Lazic, B., Kahlenberg, V., Konzett, J. (2007) Structural studies on a stuffed framework high pressure polymorph of CaAl2O4. Zeitschrift fĆ¼r Kristallographie: 222: 690-695.
Mikouchi, T., Zolensky, M., Ivanova, M., Tachikawa, O., Komatsu, M., Le, L., Gounelle, M. (2009) Dmitryivanovite: A new high-pressure calcium aluminum oxide from the Northwest Africa 470 CH3 chondrite characterized using electron backscatter diffraction analysis. American Mineralogist, 94 (5) 746-750 doi:10.2138/am.2009.3080
(2021) Dmitryivanovite. Handbook of Mineralogy. Mineralogical Society of America

Localities for DmitryivanoviteHide

Showing 3 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
Hide all sections | Show all sections

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ā“˜ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Israel
 
  • Southern District
    • Beersheba Subdistrict
      • Tamar Regional Council
        • Hatrurim Basin
          • Wadi Zohar
Galuskin et al. (2025)
Italy
 
  • Emilia-Romagna
    • Ferrara Province
      • Vigarano Mainarda
        • Vigarano Pieve
Maruyama et al. (2011)
Morocco (TL)
 
  • DrĆ¢a-Tafilalet Region
    • Errachidia Province
      • Errachidia Cercle
        • M'daghra Lkeng CaĆÆdat
Mikouchi et al. (2009)
Quick NavTopUnique IdentifiersIMA Classification Classification Mineral SymbolsPronunciation Physical Properties Chemistry Crystallography Crystal StructureX-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesStrunz-MindatOther InformationInternet Links References Localities Locality List
 
and/or  
Mindat.orgĀ® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. MindatĀ® and mindat.orgĀ® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are Ā© OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833ā€“844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: November 2, 2026 07:21:30 Page updated: October 7, 2026 13:02:02
Go to top of page