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Peridotite outcrop, Vernassal, Fix-Saint-Geneys, Allègre, Haute-Loire, Auvergne, France

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Peridotite lenses just under Vernassal church.
Host rocks : Velay granite and amphibolites.





Mineral List:
  		•  'Amphibole Group'
    Reference: [F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964]
  		•  Antigorite
    (Mg,Fe
    2+
     
    		)
     
    3
    		[(OH)
     
    4
    		|Si
     
    2
    		O
     
    5
    		]
    Reference: [F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964]
  		•  'Chlorite Group'
    Reference: [F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964]
  		•  Chrysotile
    Mg
     
    3
    		Si
     
    2
    		O
     
    5
    		(OH)
     
    4
    Reference: [F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964]
  		•  Hercynite
    var: Picotite
    (Fe,Mg)(Al,Cr)
     
    2
    		O
     
    4
    Reference: [F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964]
  		•  Magnetite
    Fe
    2+
     
    		Fe
    3+
    2
    		O
     
    4
    Reference: [F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964]
  		•  'Olivine'
    (Mg,Fe
    2+
     
    		)
     
    2
    		[SiO
     
    4
    		]
    Reference: [F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964]
  		•  Pyrope
    Mg
     
    3
    		Al
     
    2
    		[SiO
     
    4
    		]
     
    3
    Reference: [F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964]


    8 entries listed. 4 valid minerals.

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