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Majorite

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Formula:
Mg
 
3
(Fe
2+
 
,Si,Al)
 
2
(SiO
 
4
)
 
3
System:IsometricColour:Brown, yellow
Hardness:7 - 7½
Member of:Garnet Structural Group


Garnet Group.

Classification of Majorite

IMA status:Approved
Strunz 8th edition ID:8/A.08-60
Nickel-Strunz 10th (pending) edition ID:9.AD.25

9 : SILICATES (Germanates)
A : Nesosilicates
D : Nesosilicates without additional anions; cations in [6] and/or greater coordination
Dana 8th edition ID:51.4.3a.5

51 : NESOSILICATES Insular SiO4 Groups Only
4 : Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Hey's CIM Ref.:14.21.13

14 : Silicates not Containing Aluminum
21 : Silicates of Fe and Mg
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Type Occurrence of Majorite

Type Locality:Coorara meteorite, Rawlinna, Dundas Shire, Western Australia, Australia
Year of Discovery:1970

Physical Properties of Majorite

Lustre:Vitreous
Colour:Brown, yellow
Streak:White
Hardness (Mohs):7 - 7½

Crystallography of Majorite

Crystal System:Isometric
Cell Parameters:a = 11.52Å
Unit Cell Volume:V 1,528.82 ų (Calculated from Unit Cell)

Optical Data of Majorite

Type:Isotropic

Chemical Properties of Majorite

Formula:
Mg
 
3
(Fe
2+
 
,Si,Al)
 
2
(SiO
 
4
)
 
3
Essential elements:Fe, Mg, O, Si
All elements listed in formula:Al, Fe, Mg, O, Si
Common Impurities:Cr,Ni,Ca,Na

Relationship of Majorite to other Species

Series:Forms a series with Pyrope (see here)
Member of:Garnet Structural Group
Other Members of Group:

- +
Almandine
Fe
2+
3
Al
 
2
(SiO
 
4
)
 
3
Andradite
Ca
 
3
Fe
3+
2
(SiO
 
4
)
 
3
Berzeliite
NaCa
 
2
(Mg,Mn
2+
 
)
 
2
(AsO
 
4
)
 
3
Bitikleite-(SnAl)
Ca
 
3
SbSn(AlO
 
4
)
 
3
Bitikleite-(SnFe)
Ca
 
3
SbSn(Fe
3+
 
O
 
4
)
 
3
Bitikleite-(ZrFe)
Ca
 
3
SbZr(Fe
3+
 
O
 
4
)
 
3
Blythite
Mn
2+
3
Mn
3+
2
[SiO
 
4
]
 
3
Calderite
(Mn
2+
 
,Ca)
 
3
(Fe
3+
 
,Al)
 
2
(SiO
 
4
)
 
3
Goldmanite
Ca
 
3
V
3+
2
(SiO
 
4
)
 
3
Grossular
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3
Henritermierite
Ca
 
3
(Mn
3+
 
,Al)
 
2
(SiO
 
4
)
 
2
(OH)
 
4
Irinarassite
Ca
 
3
Sn
 
2
Al
 
2
SiO
 
12
Katoite
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3-x
(OH)
 
4x
Kerimasite
Ca
 
3
Zr
 
2
(SiO
 
4
)(Fe
3+
 
O
 
4
)
 
2
Kimzeyite
Ca
 
3
(Zr,Ti)
 
2
((Si,Al,Fe
3+
 
)O
 
4
)
 
3
Knorringite
Mg
 
3
Cr
 
2
(SiO
 
4
)
 
3
Menzerite-(Y)
{(Y,REE)(Ca,Fe
2+
 
)
 
2
}[(Mg,Fe
2+
 
)(Fe
3+
 
,Al)]
 
2
[SiO
 
4
]
 
3
Momoiite
(Mn
2+
 
,Ca)
 
3
V
3+
2
(SiO
 
4
)
 
3
Morimotoite
Ca
 
3
(Ti,Fe
2+
 
,Fe
3+
 
)
 
2
((Si,Fe
3+
 
)O
 
4
)
 
3
Palenzonaite
(Ca,Na)
 
3
CaMn
2+
2
(VO
 
4
)
 
3
Pyrope
Mg
 
3
Al
 
2
(SiO
 
4
)
 
3
Schäferite
Ca
 
2
NaMg
 
2
(VO
 
4
)
 
3
Schorlomite
Ca
 
3
(Ti,Fe
3+
 
)
 
2
((Si,Fe
3+
 
)O
 
4
)
 
3
Skiagite
Fe
2+
3
Fe
3+
2
[SiO
 
4
]
 
3
Spessartine
Mn
2+
3
Al
 
2
(SiO
 
4
)
 
3
Toturite
Ca
 
3
Sn
 
2
(SiO
 
4
)(Fe
3+
 
O
 
4
)
 
2
Uvarovite
Ca
 
3
Cr
 
2
(SiO
 
4
)
 
3
Yafsoanite
Ca
 
3
Zn
 
3
(TeO
 
6
)
 
2
Related Minerals - Nickel-Strunz Grouping):

- +
9.AD.05Larnite
Ca
 
2
SiO
 
4
9.AD.10Calcio-Olivine
Ca
 
2
SiO
 
4
9.AD.15Merwinite
Ca
 
3
Mg(SiO
 
4
)
 
2
9.AD.20Bredigite
Ca
 
7
Mg(SiO
 
4
)
 
4
9.AD.25Andradite
Ca
 
3
Fe
3+
2
(SiO
 
4
)
 
3
9.AD.25Almandine
Fe
2+
3
Al
 
2
(SiO
 
4
)
 
3
9.AD.25Calderite
(Mn
2+
 
,Ca)
 
3
(Fe
3+
 
,Al)
 
2
(SiO
 
4
)
 
3
9.AD.25Goldmanite
Ca
 
3
V
3+
2
(SiO
 
4
)
 
3
9.AD.25Grossular
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3
9.AD.25Henritermierite
Ca
 
3
(Mn
3+
 
,Al)
 
2
(SiO
 
4
)
 
2
(OH)
 
4
9.AD.25Hibschite
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3-x
(OH)
 
4x
9.AD.25Hydroandradite
Ca
 
3
Fe
3+
2
(SiO
 
4
)
 
3-x
(OH)
 
4x
9.AD.25Katoite
Ca
 
3
Al
 
2
(SiO
 
4
)
 
3-x
(OH)
 
4x
9.AD.25Kimzeyite
Ca
 
3
(Zr,Ti)
 
2
((Si,Al,Fe
3+
 
)O
 
4
)
 
3
9.AD.25Knorringite
Mg
 
3
Cr
 
2
(SiO
 
4
)
 
3
9.AD.25Morimotoite
Ca
 
3
(Ti,Fe
2+
 
,Fe
3+
 
)
 
2
((Si,Fe
3+
 
)O
 
4
)
 
3
9.AD.25Pyrope
Mg
 
3
Al
 
2
(SiO
 
4
)
 
3
9.AD.25Schorlomite
Ca
 
3
(Ti,Fe
3+
 
)
 
2
((Si,Fe
3+
 
)O
 
4
)
 
3
9.AD.25Spessartine
Mn
2+
3
Al
 
2
(SiO
 
4
)
 
3
9.AD.25Uvarovite
Ca
 
3
Cr
 
2
(SiO
 
4
)
 
3
9.AD.25Wadalite
(Ca,Mg)
 
6
(Al,Fe
3+
 
)
 
4
((Si,Al)O
 
4
)
 
3
O
 
4
Cl
 
3
9.AD.25Holtstamite
Ca
 
3
(Al,Mn
3+
 
)
 
2
(SiO
 
4
)
 
2
(OH)
 
4
9.AD.25Kerimasite
Ca
 
3
Zr
 
2
(SiO
 
4
)(Fe
3+
 
O
 
4
)
 
2
9.AD.25Toturite
Ca
 
3
Sn
 
2
(SiO
 
4
)(Fe
3+
 
O
 
4
)
 
2
9.AD.25Momoiite
(Mn
2+
 
,Ca)
 
3
V
3+
2
(SiO
 
4
)
 
3
9.AD.30Coffinite
(U
4+
 
,Th)(SiO
 
4
)
 
1-x
(OH)
 
4x
9.AD.30Hafnon
HfSiO
 
4
9.AD.30Thorite
(Th,U)SiO
 
4
9.AD.30Thorogummite
(Th,U)(SiO
 
4
)
 
1-x
(OH)
 
4x
9.AD.30Zircon
ZrSiO
 
4
9.AD.30Stetindite
Ce
4+
 
SiO
 
4
9.AD.35Huttonite
ThSiO
 
4
9.AD.35Tombarthite-(Y)
Y
 
4
(Si,H
 
4
)
 
4
O
 
12-x
(OH)
 
4+2x
9.AD.40Eulytine
Bi
 
4
(SiO
 
4
)
 
3
9.AD.45Reidite
ZrSiO
 
4
Related Minerals - Hey's Index Grouping:

- +
14.21.1Olivine
(Mg,Fe
2+
 
)
 
2
SiO
 
4
14.21.2Ringwoodite
(Mg,Fe
2+
 
)
 
2
SiO
 
4
14.21.3Wadsleyite
(Mg,Fe
2+
 
)
 
2
(SiO
 
4
)
14.21.4Clinoferrosilite
Fe
2+
 
SiO
 
3
14.21.5Anthophyllite
☐{Mg
 
2
}{Mg
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
14.21.6Cummingtonite
☐{Mg
 
2
}{Mg
 
5
}(Si
 
8
O
 
22
)(OH)
 
2
14.21.7 Magnesiocummingtonite
14.21.8Grunerite
☐{Fe
2+
2
}{Fe
2+
5
}(Si
 
8
O
 
22
)(OH)
 
2
14.21.9Minnesotaite
(Fe,Mg)
 
3
(Si
 
4
O
 
10
)(OH)
 
2
14.21.10Chesterite
(Mg,Fe)
 
17
Si
 
20
O
 
54
(OH)
 
6
14.21.11Jimthompsonite
(Mg,Fe)
 
5
Si
 
6
O
 
16
(OH)
 
2
14.21.12Clinojimthompsonite
(Mg,Fe)
 
5
Si
 
6
O
 
16
(OH)
 
2
14.21.14Balangeroite
(Mg,Fe
2+
 
,Fe
3+
 
,Mn
2+
 
)
 
42
Si
 
16
O
 
54
(OH)
 
40

Other Names for Majorite

Synonyms:
IMA1969-018
Other Languages:
German:Majorit
Russian:Меджорит
Spanish:Majorita

Other Information

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

References for Majorite

Reference List:

- +
American Mineralogist (1970): 55: 1815.

Akaogi, M., K. Kusaba, J. Susaki, T. Yagi, M. Matsui, T. Kikegawa, H. Yusa, and E. Ito (1992), High-pressure high-temperature stability of a α-PbO2-type TiO2 and MgSiO3 majorite: calorimetric and in situ X-ray diffraction studies. In Y. Syono and M.H. Manghnani, Editors, High-Pressure Research Application to Earth and Planetary Sciences: 67: 447-455. Terra Scientific/American Geophysical Union, Tokyo/Washington, D.C.

American Mineralogist (1993): 78: 1165.

Gwanmesia, G.D., J. Liu, G. Chen, S. Kesson, S.M. Rigden, & R.C. Liebermann (2000), Elasticity of the pyrope (Mg3Al2Si3O12) - majorite (MgSiO3) garnets solid solution: Physics and Chemistry of Minerals: 27: 445-452.

Internet Links for Majorite

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  • Raman and XRD data at RRUFF project
  • American Mineralogist Crystal Structure Database
  • Majorite details from Handbook of Mineralogy (PDF)
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    • Localities for Majorite

    The 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 Locality List
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Antarctica
     
    • Eastern Antarctica
      • American Highland
        • Grove Mts
    		YT Lin, Lu Feng, Sen Hu (2011) High Pressure Mineral Assemblages in the Lherzolitic Shergottite Grove Mountains (GRV) 020090. Japan Geooscience Union Meeting Makuhari, Chiba Japan.
    Lu Feng, Masaaki Miyahara, Toshiro Nagase, Eiji Ohtani, Sen Hu, Ahmed El Goresy, Yangting Lin (2011) Shock Conditions and Formation Mechanism of Akimotoite-Pyroxene Glass Assemblages in the Grove Mountains (GRV) 052082. Japan Geooscience Union Meeting Makuhari, Chiba Japan.
    Australia
     
    • Queensland
      • Charters Towers Region
        • South Gregory
          • Tenham Station
    		Lunar and Planetary Science XXXIV (2003); American Mineralogist, Volume 84, pages 267–271, 1999
    • Western Australia
      • Dundas Shire
        • Rawlinna
    		Smith, J. V.; Mason, Brian 1970 Pyroxene-Garnet Transformation in Coorara Meteorite. Science, Volume 168, Issue 3933, pp. 832-833
    Canada
     
    • Alberta
      • Peace River
    		Canadian Mineralogist Vol. 21, pp. 29-35 (1983)
    • Saskatchewan
      • Catherwood
    		Canadian Mineralogist (1977): 15: 97-101.
    China
     
    • Hubei Province
      • Suizhou Prefecture
        • Sui Co.
          • Xihe
    		Xie Xiande, Shu Jinfu, and Chen Ming (2005): Science in China, Series D (Earth Sciences), 48(6), 815-821.; Xie Xiande, Chen Ming, Wang Deqiang, A. El Goresy (2001): NaAlSi3O8-hollandite and other high-pressure minerals in the shock melt veins of the Suizhou meteorite. Chinese Science Bulletin 46, 1116-1125.
    • Jiangsu Province
      • Taizhou Prefecture
        • Gaogang District
          • Sixiangkou
    		Miyajima, N., El Goresy, A., Dupas-Bruzek, C., Seifert, F., Rubie, D.C., Chen, M., Xie, X. (2007): Ferric iron in Al-bearing akimotoite coexisting with iron-nickel metal in a shock-melt vein in an L-6 chondrite. American Mineralogist, 92, 1545-1549.
    Guinea
     
    • Kankan Region
    India
     
    • Bihar
      • Gaya District
    Kazakhstan
     
    • Akmola Province (Aqmola Oblysy; Akmolinskaya Oblast')
      • Prirechnoye
        • Lake Kumdikol (Lake Kumdykol'; Ozero Kumdykol')
    		Nitsenko, P., and Ussoltsev, I.I. (2004): Earth Science Frontiers 11(2), 333-338
    Oman
     
    • Dhofar (Al Janubiyah) Province
    		D.D. Badjukov et al. , Lunar and Planetary Science, XXXVI (2005), 1684.pdf
    Solomon Islands
     
    • Malaita Province
      • Malaita Island (Mala Island)
    		Ken Collerson (2000) Science (reported in: http://news.bbc.co.uk/2/hi/science/nature/755631.stm ); Mineralogical Magazine,1980, VOL. 43, PP. 587-96
    South Africa
     
    • Free State Province
      • Thabo Mofutsanyane District
        • Clocolan
    		Field, M., Stiefenhofer, J., Robey, J., and Kurszlaukis, S. (2008): Ore Geology Reviews 34, 33-75.
    • North West Province
      • Swartruggens
    		Field, M., Stiefenhofer, J., Robey, J., and Kurszlaukis, S. (2008): Ore Geology Reviews 34, 33-75.
    USA
     
    • New Mexico
      • Harding Co.
    		Zhidong Xie et al. , Lunar and Planetary Science XXXVI (2005), 1216.pdf
    • Texas
      • Randall Co.
    		Zhidong Xie et al. , Lunar and Planetary Science XXXI, 2065.pdf
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