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Table 1
Sedimentary facies in the studied outcrops.
| Facies | Lithology | Sedimentary structures | Bioclastic and other components |
|---|---|---|---|
| 1 | Black shales to silty shales | Massive (F1.a) to laminated (F1.b) | Ammonites |
| 2 | Grey shales to silty shales | Massive (F2.a) to laminated (F2.b) | / |
| 3 | Green silty shales | Massive (F3.a) to laminated (F3.b) | Trigoniids |
| 4 | Siltstones | / | / |
| 5 | Fine-grained sandstones | Massive, some normal grading Planar lamination |
Rare mud clasts |
| 6 | Sandstones | Massive. Flute casts, crude planar laminations | / |
| 7 | Sandstones | Massive | Scarce vertical burrows and bivalve's fragments |
| 8 | Sandstones | Massive with internal deformation, scarce planar lamination | / |
| 9 | Sandstones | Cross-bedded | Scarce bivalves, bivalve fragments, mud clasts |
| 10 | Sandstones | Planar laminations | Scarce bivalves |
| 11 | Sandstones | Wave ripples | Scarce bivalves |
| 12 | Sandstones | Trough cross-stratification | Scarce bivalves |
| 13 | Sandy limestone | Cross-beds | Burrows, mud clasts |
| 14 | Sandstones | Sigmoidal cross-bedding, lenticular bedding, wavy bedding, flaser bedding | Scarce bivalve's fragments, mud clasts |
| 15 | Green very fine-grained marly sandstones to marls | / | Scarce bivalves and bivalve's fragments |
| 16 | Sandy limestone | Trough cross-stratification | Abundant. Bivalves on tops, Trigoniids, and bioturbation |
| 17 | Sandstones | Massive | Fragments of trigoniids, pholadomya, scarce ammonites/ammonoids and undifferentiated bivalves. |
| 18 | Sandy limestones | Massive and channelized, rare planar lamination at the tops. | Bivalve fragments |
| 19 | Sandstones | Massive | / |
| 20 | Limestones | Mottled, crude lamination | Lucinidea, Pholadomya, undetermined bivalves and occasionally scarce oysters |
| 21 | Sandstones | Bird's eyes | Abundant bivalves and scarce gastropods |
| 22 | Sandy limestones | Bird's eyes | Abundant bivalves and scarce gastropods |
| 23 | Amalgamated sandstones | Trough cross-stratification, planar lamination. Rare erosive bases | / |
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