Col Noir Shale Fm
Period:
Carboniferous
Age Interval:
Bashirian
Province:
Nepal Tethyan Himalaya
Lithology and Thickness
Black mudrocks with common ochre-weathering carbonate concretions; up to 160 m thick
Lithology Pattern:
Claystone
Relationships and Distribution
Lower contact
Overlies the Syringothyris Beds Fm of sandstone
Upper contact
Overlain by the Bangba Fm (Thakkhola-Manang region)
Regional extent
GeoJSON
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Fossils
Age
Within Bashkirian
Age Span:
Beginning stage:
Bashkirian
Fraction up in beginning stage:
0.3
Beginning date (Ma):
320.93
Ending stage:
Bashkirian
Fraction up in the ending stage:
0.8
Ending date (Ma):
316.80
Depositional setting
Depositional pattern:
Additional Information
Compiler:
Extracted from Garzanti (1999, "Stratigraphy and sedimentary history of the Nepal Tethys Himalaya passive margin", Jour. Asian Earth Sci., 17: 805-827]