Cenozoic

Cretaceous

Jurassic

Triassic

Permian

Carboniferous

Devonian

Silurian

Ordovician

Cambrian

Neoproterozoic

Main source = Baratov, R.B., et al. (1976). Subdivisions of stratified and intrusive rocks of Tajikistan. Publishing House "Donish", Dushanbe, 269 pp. plus tables. Provided by Dr. Jovid Aminov, Nazarbayev University, Astana, Kazakhstan Translated to English by the GeoGPT group, Zhejiang Lab, Hangzhou, China--see About

Select Region(s) to search
Hold Ctrl (Windows/Linux) or Command (Mac) to select multiple

Turkparidin Formation

Turkparidin Fm

Period:

Devonian

Age Interval:

upper Lochkovian – Pragian (D1), C1b

Province:
Central W Tajik

Type Locality and Naming

(A. Lavrushevich and V. Lavrushevich, 1973).

Synonym: Turkparidin suite, Туркпаридинская свита

Reference section:

Lithology and Thickness

It has a two-membered structure. The lower part (55-90 m) is composed of alternating marly limestones, carbonaceous clayey and siliceous slates, limestone breccias. The upper part (130-240 m) is composed of claystones, siliceous slates and limestones.

Lithology Pattern:

Shallow-marine marl

Relationships and Distribution

Lower contact

Conformably overlays the upper sub-suite of the Upper Arg Fm

Upper contact

Conformably underlies the Magian Fm in Turkparadinsky type section

Regional extent

Deposits corresponding to the entire Lower Devonian are widespread in the Zarafshan-Gissar region.

GeoJSON

{"type":"Feature","geometry":{"type":"MultiPolygon","coordinates":[[[[67.98,38.93],[67.84,38.93],[67.75,39],[67.69,39.14],[67.95,39.18],[68.65,39.29],[70.55,39.46],[70.71,39.43],[70.66,39.23],[70.01,38.98],[69.39,38.86],[68.77,38.75],[68,38.7],[67.98,38.93]]]]}}

Fossils

In the lower part, with remnants of tabulates Pachyfavosites kozlowskii Sok., Favosites clarus Yanet; pyros Holmophyllum ex gr. taltiense Nikol., Neomphyma originata Soshk.; brachiopods Lissatrypa nasa Nikif.

In the upper part, with remnants of tabulates Favosites goldfussi d'Orb.; rugose corals Farabophyllum intermedium Lavrus.; tentaculites Turkestanella acuaria (Richt.); graptolites Monograptus turkparidaensis Obut, M. aivili Obut, M. yukorensis J. et L.

Age

The assemblage of remains is Upper Lochkovian – Pragian.

Age Span:

Beginning stage:

Lochkovian

Fraction up in beginning stage:

0.9

Beginning date (Ma):

413.06

Ending stage:

Pragian

Fraction up in the ending stage:

1.0

Ending date (Ma):

410.51

Depositional setting

Depositional pattern:

Additional Information

Compiler:

Extracted from Baratov, R. B. (1976). Subdivisions of stratified and intrusive rocks of Tajikistan. Donish, Dushanbe, 276.