Katberg Fm
Period:
Triassic
Age Interval:
Late Induan- Ealy Olenekian
Province:
Karoo Basin
Type Locality and Naming
Synonym:
Lithology and Thickness
Sandstones dominated by upper flow regime plane beds with heavy mineral laminations. Mud pebble and globule conglomerate lenses are common. Large brown weathering spherical calcareous concretions of early diagenetic origin are characteristic of the sandstones throughout the formation.
Lithology Pattern:
Sandstone
Relationships and Distribution
Lower contact
Balfour Fm (conformable)
Upper contact
Burgersdorp Fm (conformable)
Regional extent
Karoo Basin
GeoJSON
{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[29.18,-25.59],[29.87,-25.45],[30.4,-25.83],[30.7,-26.17],[30.5,-26.46],[30.56,-26.8],[30.85,-27.38],[31.28,-27.44],[32.02,-27.31],[32.33,-27.98],[31.97,-28.65],[31.64,-28.72],[31.52,-28.47],[31.26,-28.41],[30.88,-28.69],[30.68,-29.12],[30.54,-29.68],[30.27,-30.24],[29.89,-31.4],[29.35,-32.12],[27.84,-33.53],[27.16,-33.97],[27.07,-33.79],[26.4,-33.66],[25.67,-33.73],[24.75,-33.68],[23.56,-33.57],[22.85,-33.73],[21.35,-33.75],[19.81,-33.7],[19.72,-32.63],[19.32,-31.76],[19.27,-31.31],[18.94,-30.73],[18.55,-30.28],[18.75,-29.63],[19.23,-29.48],[20.52,-29.32],[20.79,-29.5],[21.84,-29.92],[22.51,-30.19],[22.92,-30.22],[22.67,-29.63],[23.1,-29.1],[23.41,-29.14],[23.96,-28.98],[24.53,-28.56],[25.33,-27.75],[26.83,-26.88],[27.84,-26.55],[29.18,-25.59]]]]}}
Fossils
Age
Late Induan-Early Olenekian (20% through 80% up in Scythian)
Age Span:
Beginning stage:
Induan
Fraction up in beginning stage:
0.5
Beginning date (Ma):
250.89
Ending stage:
Olenekian
Fraction up in the ending stage:
0.7
Ending date (Ma):
247.65
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Rebecca Bobick (and Wen Du), modified from Fig. 2. from Catuneanu, O., et al.,"The Karoo basins of south-central Africa", Journal of African Earth Sciences 43 (2005), 211-254