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Zanaga, Brazzaville Region (Renéville Region), Republic of Congo (Brazzaville)

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Ref.: Bull. Soc. Franç. Minéralo. Cristallo. , 1974, 97, pp. 470-474.

Picrite intrusion in amphibolites and itabirites.




Group 4 - Oxides and Hydroxides
  		• Chromite4.BB.05
    FeCr
     
    2
    		O
     
    4
  		• Hercynite
    var: Picotite    		4.BB.05
    (Fe,Mg)(Al,Cr)
     
    2
    		O
     
    4
  		• Ilmenite4.CB.05
    Fe
    2+
     
    		TiO
     
    3
    Group 9 - Silicates
  		• Anorthite
    var: Labradorite    		9.FA.35
    (Ca,Na)[Al(Al,Si)Si
     
    2
    		O
     
    8
    		]
  		• Antigorite9.ED.15
    (Mg,Fe
    2+
     
    		)
     
    3
    		[(OH)
     
    4
    		|Si
     
    2
    		O
     
    5
    		]
  		• Augite9.DA.15
    (Ca,Na)(Mg,Fe
    2+
     
    		,Al,Fe
    3+
     
    		,Ti)[(Si,Al)
     
    2
    		O
     
    6
    		]
  		• Diopside9.DA.15
    CaMg[Si
     
    2
    		O
     
    6
    		]
  		• Enstatite
    var: Bronzite    		9.DA.05
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    3
    		]
     
    2
  		• Forsterite9.AC.05
    Mg
     
    2
    		[SiO
     
    4
    		]
    Unclassified Minerals
  		• 'Chlorite Group'-
  		• 'Glass'-


    11 entries listed. 9 valid minerals.

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