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LE METAMORPHISME DU MASSIF DE FLAMANVILLE

LE METAMORPHISME DU MASSIF DE FLAMANVILLE. Flanc sud d ’un synclinal primaire. Terrains primaires plissés. T. *. GRANITE DE FLAMANVILLE. T. Auréole de métamorphisme. T. GRANITE. CORNEENNE. DEFORMATION DE LA CORNEENNE AU CONTACT. S 1 de plan axial N.B. Linéation minérale . S 0.

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LE METAMORPHISME DU MASSIF DE FLAMANVILLE

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  1. LE METAMORPHISME DU MASSIF DE FLAMANVILLE

  2. Flanc sud d ’un synclinal primaire Terrains primaires plissés T * GRANITE DE FLAMANVILLE T Auréole de métamorphisme T

  3. GRANITE CORNEENNE

  4. DEFORMATION DE LA CORNEENNE AU CONTACT

  5. S1 de plan axial N.B. Linéation minérale S0

  6. GRANITE DE FLAMANVILLE

  7. ENCLAVES A BORD ARRONDI et FLOU (Mélange d ’un magma acide d’origine crustale et basique d’origine mantellique) = HYBRIDATION MAGMATIQUE ENCLAVES A BORD NET et ANGULEUX (INCLUSIONS DE CORNEENNE)

  8. SCHISTES TACHETES CORDIERITE ANDALOUSITE Forme de basse pression des silicates d ’alumine polymorphes en fonction de P et T.

  9. BIOTITE ANDALOUSITE +++ SILLIMANITE +0 CORNEENNE

  10. METAMORPHISME DE CONTACT uniquement sur PC Synclinal primaire non métamorphisé GRANITE PC

  11. SCHISTES TACHETES auréole distale CORNEENNE auréole proximale GRANITE N.B. Les signes de pendages du PC et du primaire

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