Mettuveli Fm
Type Locality and Naming
PONDICHERRY OUTCROP: Named after Mettuveli village, Pondicherry. Type locality = Canal adjacent to the village Mettuveli (Rajagopal, 1965)
Lithology and Thickness
Clayey Sandstone. Sandy shale and fine sandstone with molds and phosphate casts of shell debris and phosphatic and calcareous concretions. Thickness of the formation is 150 m (Sundaram et al., 2001).
Relationships and Distribution
Lower contact
Conformable with Valudavur Fm below.
Upper contact
with Karasur Fm above
Regional extent
not available. NOTE: GeoJSON omitted pending more information; but seems limited to Pondicherry Outcrop
GeoJSON
Fossils
Ammonites, and Foraminifer Abathomphalus mayaroensis. Zone.
Age
Depositional setting
The finer-grain-size of the formation and phosphatic character are suggestive of Transgression and omission environments. The abundance of Mollusca indicates a shelf environment (Sundaram et al., 2001).
Additional Information