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Tenham meteorite, Tenham Station, South Gregory, Queensland, Australia

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Chondritic meteorite. Impact shock pressure is estimated to 220-260 kbar, temp. 2000 C.

S6 L Chondrite with shock-induced melt veins. Association of silicate-perovskite glass and metal sulfide droplets (very rapid quenching).



References:
- Tomioka, N. and Fujino, K. (1999) Akimotoite, (Mg,Fe)SiO3, a new silicate mineral of the ilmenite group in the Tenham chondrite. American Mineralogist: 84: 267-271.
- Binns, R.A., Davis, R.J., and Reed, S.J.B. (1969) Ringwoodite, natural (Mg,Fe)2SiO4 spinel in the Tenham meteorite. Nature: 221: 943-944.
- Canadian Mineralogist (1977): 15: 97.





 Map Reference: 25°44'S , 142°57'E

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Group 1 - Elements
  		• Iron
    var: Kamacite    		1.AE.05
    (Fe,Ni)
    Group 2 - Sulphides and Sulfosalts
  		• Troilite2.CC.10
    FeS
    Group 4 - Oxides and Hydroxides
  		• Akimotoite (TL)4.CB.05
    (Mg,Fe
    2+
     
    		)SiO
     
    3
  		• Magnetite4.BB.05
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
  		• Wüstite4.AB.25
    FeO
    Group 8 - Phosphates, Arsenates and Vanadates
  		• Tuite8.AC.45
    Ca
     
    3
    		[PO
     
    4
    		]
     
    2
    Group 9 - Silicates
  		• Clinoenstatite9.DA.10
    Mg
     
    2
    		[Si
     
    2
    		O
     
    6
    		]
  		• Diopside9.DA.15
    CaMg[Si
     
    2
    		O
     
    6
    		]
  		• Enstatite9.DA.05
    Mg
     
    2
    		[SiO
     
    3
    		]
     
    2
  		• Lingunite9.FA.70
    (Na,Ca)AlSi
     
    3
    		O
     
    8
  		• Majorite9.AD.25
    Mg
     
    3
    		(Fe
    2+
     
    		,Si,Al)
     
    2
    		[SiO
     
    4
    		]
     
    3
  		• Ringwoodite (TL)9.AC.15
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
  		• Wadsleyite9.BE.02
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
    Unclassified Minerals
  		• 'Albite-Anorthite Series'-
  		• 'Glass'-
  		• 'Olivine'-
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]


    16 entries listed. 13 valid minerals.

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