Neogene

Paleogene

Cretaceous

Jurassic

Triassic

Permian

Carboniferous

Devonian

Silurian

Ordovician

Cambrian

Neoproterozoic

Mesoproterozoic

Paleoproterozoic

Main source = Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian) Translated to English by the GeoGPT group, Zhejiang Lab, Hangzhou, China--see About

Nofin Beds Formation

Nofin Beds Fm

Period:

Silurian

Age Interval:

Early Wenlock, Z1

Province:
Zarafshan-N.Gissar

Type Locality and Naming

Along the sae Nofin, basin of the Shing River, Zarafshano-Gissar mountain region. A.I. Lavrushevich, G.N. Menakova, 1966 (3). Stratotype in the Daurch city section. Second member in the Shing Fm.

Synonym: Nofinskie Layers

Lithology and Thickness

Thin-bedded and nodular marly dolomitized limestones. Thickness 35-55m.

Lithology Pattern:

Dolomitic limestone

Relationships and Distribution

Lower contact

Underlain by Yakkhonin Member

Upper contact

Overlain by Zorhok Member.

Regional extent

Zarafshano-Gissar mountain region, Daurch city.

GeoJSON

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Fossils

Contains stromatoporoids Clathrodictyon">Clathrodictyon Cylindricum Yavor., C. microtuberculatum Riab.; tabulates Palaeofavosites simplex Tchern., P. luhai Sok., Favosites serratus Sok., F. forbesi M.E. et H., Heliolites interstinctus Lin., rugosans - Entelophyllum articulatum (Wahl.), Strephyllum princeps Lavr.; brachiopods - Acanthospirifer edelschteini Men., Howelella versiforme Men. and others.

Age

Age of layers is Early Wenlockian

Age Span:

Beginning stage:

Sheinwoodian

Fraction up in beginning stage:

0.75

Beginning date (Ma):

431.20

Ending stage:

Sheinwoodian

Fraction up in the ending stage:

1.0

Ending date (Ma):

430.62

Depositional setting

Depositional pattern:

Additional Information

Compiler:

A.I.Kim – In: GeoGPT translation of: “Abduazimova, Z.M. (Ed.), 2001. Stratigraphic Dictionary of Uzbekistan. IMR (Institute of Mineral Resources), Tashkent, 580 pp. (In Russian)”