Shorbulak Fm
Period:
Cretaceous
Age Interval:
Coniacian, U6
Province:
Ustyurt-Sultanuzdag
Type Locality and Naming
Along the Shorbulak well, N.-E. Karakumy. A.G. Babaev, 1959 (81, p.53).
Synonym: Shorbulak Suite, Шорбулакская св.
Lithology and Thickness
Sands, sandstones, and clays. Thickness 75-90m.
Lithology Pattern:
Clayey sandstone
Relationships and Distribution
Lower contact
Along the bedding, it lies on the Turonian
Upper contact
With erosion it is overlain by the Santonian
Regional extent
Pitnyak Upland. [NOTE: Omitted from GeoJSON because Laulau Fm spans upper Turonian through Coniacian and Santonian]
GeoJSON
null
Fossils
Contains marine bivalve mollusks - Lima canalifera Goldf., Korobkovitrigonia amudariensis Arkh., Liostrea delettrei Coq., Lopha semiplana Sow., Amphidonte asiatica (Arkh.).
Age
It is attributed to the Coniacian; according to A., - to the Turonian. A.I. Smolko". Str. sl. (446). [NOTE: Omitted from strat column because Laulau Fm spans upper Turonian through Coniacian and Santonian]
Age Span:
Beginning stage:
Coniacian
Fraction up in beginning stage:
0
Beginning date (Ma):
89.39
Ending stage:
Coniacian
Fraction up in the ending stage:
1.0
Ending date (Ma):
85.70
Depositional setting
Depositional pattern:
Additional Information
Compiler:
I.M. Abdurazimova – In: GeoGPT translation of: “Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)”