Sables du Castrais Formation

Sables du Castrais Formation
Stratigraphic range: Eocene, Ypresian–Bartonian
TypeGeological formation
Sub-units
  • Lophiodon lautricense and Palaeotherium zone
  • Issel Member
  • Villeneuve-la-Comptal Member
  • Grès de Carcassonne Member
  • Argiles rutilants d'Issel et de Saint-Papoul
  • Grès d'Issel
  • Molasses de Castelnaudary
  • Issel Sandstones
UnderliesMolasses de Saix et de Lautrec Formation
OverliesDanian rocks
Thickness15–40 metres (49–131 ft) at the base and at Castelnaudary. 50–100 metres (160–330 ft) at Issel.
Lithology
PrimarySandstone, molasse and conglomerate
OtherGravel clays
Location
Coordinates43°22′05″N 1°59′26″E / 43.3681°N 1.9906°E / 43.3681; 1.9906
RegionMontagne-Noire
CountryFrance
ExtentCarcassonne, Castelnaudary, Issel, Réalmont and Saint-Papoul
Type section
Named byM. Richard (1946)[1]
Sables du Castrais Formation is located in France
Sables du Castrais Formation
Sables du Castrais Formation (France)

The Sables du Castrais Formation, also known as the Molasses du Castrais, is a geologic formation of Eocene (Ypresian to Bartonian) age,[2][3] outcropping in the Montagne-Noire region of France.[3][4]

  1. ^ Cite error: The named reference Richard46 was invoked but never defined (see the help page).
  2. ^ Marandat, B. (1987) La biostratigraphie mammalienne de l'Éocène continental du versant sud de la Montagne noire. Reconsidération d'après les nouvelles données. Muench. Geowiss. Abh. (A), 10 (1987), pp. 149-158
  3. ^ a b Cite error: The named reference M23 was invoked but never defined (see the help page).
  4. ^ Noulet, J.-B. (1858) – Du terrain éocène supérieur considéré comme l’un des étages constitutifs des Pyrénées. Bulletin de la Société géologique de France, 1858, p. 277-284