Sangisur Fm
Period:
Cretaceous
Age Interval:
Maastrichtian, Z1
Province:
Zarafshan-N.Gissar
Type Locality and Naming
From the Tajik name of the red stone, Tajikistan. M.R. Jalilov, Yu.N. Andreev, F.Kh. Hakimov et al., 1971 (191, p.80). Stratotype in the estuarine part of the Gabirud River, Ravat village area.
Synonym: Sangisurhskaya Suite, Сангисурская св., Sangisurkh Fm
Lithology and Thickness
Fine-grained pink sandstones with phosphorite pebbles. Thickness 6m.
Lithology Pattern:
Fine-grained sandstone
Relationships and Distribution
Lower contact
Conformably overlies the Kurut Fm
Upper contact
Unconformably overlain by the Akdzhar Fm (not in Lexicon by that name) of the Paleocene.
Regional extent
Zarafshan district.
GeoJSON
null
Fossils
Age
Conditionally attributed to the Maastrichtian (upper). (446).
Age Span:
Beginning stage:
Maastrichtian
Fraction up in beginning stage:
0.5
Beginning date (Ma):
69.11
Ending stage:
Maastrichtian
Fraction up in the ending stage:
0.9
Ending date (Ma):
66.65
Depositional setting
Depositional pattern:
Additional Information
Compiler:
I.M. Abdugazimova – In: GeoGPT translation of: “Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)”