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Adrianite

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Formula:
Ca12(Al4Mg3Si7)O32Cl6
Specific Gravity:
3.03 (Calculated)
Crystal System:
Isometric
Member of:
Name:
Named in honor of Adrian J. Brearley, mineralogist at the University of New Mexico, U.S.A., in recognition of his many contributions to the understanding of secondary mineralization in chondritic meteorites.
This page provides mineralogical data about Adrianite.


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Classification of AdrianiteHide

Approved
Approval Year:
2014
First Published:
2018
9.AD.

9 : SILICATES (Germanates)
A : Nesosilicates
D : Nesosilicates without additional anions; cations in [6] and/or greater coordination

Physical Properties of AdrianiteHide

Density:
3.03 g/cm3 (Calculated)

Chemical Properties of AdrianiteHide

Formula:
Ca12(Al4Mg3Si7)O32Cl6

Crystallography of AdrianiteHide

Crystal System:
Isometric
Class (H-M):
4 3m - Hextetrahedral
Space Group:
I4 3d
Cell Parameters:
a = 11.981 Å
Unit Cell V:
1719.8 ų
Z:
2

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
4.891 (14)
2.995 (32)
2.679 (100)
2.446 (36)
2.187 (14)
1.729 (14)
1.661 (28)
1.601 (28)
Comments:
From Type Description.

Occurrences of AdrianiteHide

Paragenetic Mode(s):
•  Chondrite

Type Occurrence of AdrianiteHide

General Appearance of Type Material:
Grains 2-6 microns in size.
Place of Conservation of Type Material:
Type material is deposited in the G.J. Wasserburg Meteorite Collection of Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, California 91125, USA, section MQM803
Chemical Analysis of Type Material:
CaO41.5 %
SiO227.5 %
Al2O312.4 %
MgO7.3 %
Na2O0.41 %
Cl13.0 %
O=Cl-2.94 %
Total:99.17 %
Geological Setting of Type Material:
Alteration of an inclusion, inside a carbonaceous chondrite.
Associated Minerals at Type Locality:
Reference:
Ma, C. and Krot, A.N. (2018) Adrianite, Ca12(Al4Mg3Si7)O32Cl6, a new Cl-rich silicate mineral from the Allende meteorite: An alteration phase in a Ca-Al-rich inclusion. American Mineralogist: 103: 1329-1334.

Synonyms of AdrianiteHide

Other Language Names for AdrianiteHide

Spanish:Adrianita

Relationship of Adrianite to other SpeciesHide

Member of:
Other Members of this group:
EltyubyuiteCa12Fe3+10Si4O32Cl6Iso. 4 3m : I4 3d
Wadalite(Ca,Mg)6(Al,Fe3+)4((Si,Al)O4)3O4Cl3Iso. 4 3m : I4 3d

Related Minerals - Nickel-Strunz GroupingHide

9.AD.05LarniteCa2SiO4Mon.
9.AD.10Calcio-olivineCa2SiO4Orth. mmm (2/m 2/m 2/m)
9.AD.15MerwiniteCa3Mg(SiO4)2Mon. 2/m : P21/b
9.AD.20BredigiteCa7Mg(SiO4)4Orth.
9.AD.25AndraditeCa3Fe3+2(SiO4)3Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.25AlmandineFe2+3Al2(SiO4)3Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.25Calderite(Mn2+,Ca)3(Fe3+,Al)2(SiO4)3Iso.
9.AD.25GoldmaniteCa3V3+2(SiO4)3Iso.
9.AD.25GrossularCa3Al2(SiO4)3Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.25HenritermieriteCa3(Mn3+,Al)2(SiO4)2(OH)4Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
9.AD.25HibschiteCa3Al2(SiO4)3-x(OH)4xIso. m3m (4/m 3 2/m) : Ia3d
9.AD.25HydroandraditeCa3Fe3+2(SiO4)3-x(OH)4x
9.AD.25KatoiteCa3Al2(SiO4)3-x(OH)4x (x = 1.5-3)Iso.
9.AD.25KimzeyiteCa3(Zr,Ti)2((Si,Al,Fe3+)O4)3Iso.
9.AD.25KnorringiteMg3Cr2(SiO4)3Iso.
9.AD.25MajoriteMg3(Fe2+,Si,Al)2(SiO4)3Iso.
9.AD.25MorimotoiteCa3(Ti,Fe2+,Fe3+)2((Si,Fe3+)O4)3Iso.
9.AD.25PyropeMg3Al2(SiO4)3Iso.
9.AD.25SchorlomiteCa3(Ti,Fe3+)2((Si,Fe3+)O4)3Iso.
9.AD.25SpessartineMn2+3Al2(SiO4)3Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.25UvaroviteCa3Cr2(SiO4)3Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.25Wadalite(Ca,Mg)6(Al,Fe3+)4((Si,Al)O4)3O4Cl3Iso. 4 3m : I4 3d
9.AD.25HoltstamiteCa3(Al,Mn3+)2(SiO4)2(OH)4Tet. 4/mmm (4/m 2/m 2/m) : I41/acd
9.AD.25KerimasiteCa3Zr2(SiO4)(Fe3+O4)2Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.25ToturiteCa3Sn2(SiO4)(Fe3+O4)2Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.25Momoiite(Mn2+,Ca)3V3+2(SiO4)3Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.25EltyubyuiteCa12Fe3+10Si4O32Cl6Iso. 4 3m : I4 3d
9.AD.25HutcheoniteCa3Ti2(SiAl2)O12Iso. m3m (4/m 3 2/m) : Ia3d
9.AD.30CoffiniteU(SiO4) · nH2OTet.
9.AD.30HafnonHfSiO4Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
9.AD.30ThoriteTh(SiO4)Tet.
9.AD.30ZirconZr(SiO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
9.AD.30Stetindite-(Ce)Ce(SiO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
9.AD.35HuttoniteThSiO4Mon.
9.AD.35Tombarthite-(Y)Y4(Si,H4)4O12-x(OH)4+2xMon.
9.AD.40EulytineBi4(SiO4)3Iso. 4 3m : I4 3d
9.AD.45ReiditeZrSiO4Tet. 4/m : I41/a

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.

References for AdrianiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Ma, C. and Krot, A.N. (2014) Adrianite, IMA 2014-028. CNMNC Newsletter No. 21, August 2014, page 801. Mineralogical Magazine: 78: 797-804.
Gfeller, F. (2015) Mayenite Ca12Al14O32[X2−]: From minerals to the first stable electride crystals. In: „Highlights in Mineralogical Crystallography” (Eds. Thomas Armbruster, Rosa Micaela Danisi), Walter de Gruyter GmbH [synthetic material].
Ma, C. and Krot, A.N. (2018) Adrianite, Ca12(Al4Mg3Si7)O32Cl6, a new Cl-rich silicate mineral from the Allende meteorite: An alteration phase in a Ca-Al-rich inclusion. American Mineralogist: 103: 1329-1334.

Internet Links for AdrianiteHide

Localities for AdrianiteHide

ⓘ - Click for 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Mexico (TL)
 
  • Chihuahua
    • Pueblito de Allende
Ma, C. and Krot, A.N. (2014) Adrianite, IMA 2014-028. CNMNC Newsletter No. 21, August 2014, page 801; Mineralogical Magazine, 78, 797-804; Ma, C. and Krot, A.N. (2018) Adrianite, Ca12(Al4Mg3Si7)O32Cl6, a new Cl-rich silicate mineral from the Allende meteorite: An alteration phase in a Ca-Al-rich inclusion. American Mineralogist: 103: 1329-1334.
Mineral and/or Locality  
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