Coniacian


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Coniacian

[‚kän·ē′ā·shən]
(geology)
Lower Senonian geologic time.
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References in periodicals archive ?
PS-09-04 Schmidt et Coniacian black flint, Etretat, France.
Analysis of thermally-induced transformations of silica rocks after high temperature heat treatment
The Middle Coniacian age of the carbonate deposits is based on determined benthic foraminifera genera, species and biozones.
Biostratigraphy, depositional environment and sequence stratigraphy of Late Cretaceous clastic-evaporite-carbonate deposits, east of Central Iran, Bajestan
Conversely, Cratchley and Jones (1965) thought that it is a later deposit of thick sandstone beds which accompanied the shallowing of the Coniacian Sea.
Contrasting styles of lead-zinc-barium mineralization in the Lower Benue Trough, Southeastern Nigeria/Contraste de estilos de mineralizacion de plomo-zinc-bario en la parte baja de la Formacion Benue Trough, en el sudeste de Nigeria
The hydro-stratigraphic characteristics of terrains that appear in the rock mass are fairly well defined: limestone and dolostone belonging to the Coniacian, Santonian and Campanian units which are highly permeable and are the main karstic aquifers of the region.
The Pico de Navas slump (Burgos, Spain): a large rocky landslide caused by underlying clayey sand
Systematic palaeontology and stratigraphic distribution of the ammonite faunas of the French Coniacian.
Sucesion de amonitas del cretacico superior (Cenomaniano--Coniaciano) de la parte mas alta de la formacion hondita y de la formacion loma gorda en la quebrada Bambuca, Aipe--Huila (Colombia, S. A.)
The preliminary studies on the lithostragraphy and depositional environment of the oil shale deposits of the Abakaliki fold belt indicated that three lithostratigraphic units, namely: Abakaliki, Eze-Aku and Awgu shales of Albian to Coniacian ages are present.
Biostratigraphy and depositional environment of the oil shale deposit in the Abakaliki fold belt, Southeastern Nigeria
On April 7, 2007, began work-over operations on well HEK-3, an oil and gas discovery well drilled by Sonatrach in 2004 when it tested the Cretaceous, Coniacian limestone interval and achieved a flow of 184 barrels of oil over a four-hour period before that was suspended.
Algeria - Total Operations - Oil & Wet Gas Fields
This biozone corresponds to Hattin's (1982) lithostratigraphic Marker Units 1, 2 and 3, which are collectively Late Coniacian in age.
A Late Cretaceous durophagus shark, Ptychodus martini Williston, from Texas
In the Coniacian and Lower Santonian, sediments derived from the degraded eastern side of the graben became deposited (Jerzykiewicz, 1971; Valecka, 1988).
Recent crustal mobility of the Upper Nysa Klodzka Graben, SW Poland
Loeblich and Tappan (1987) report the genus Pseudocyclammina to be from the Early Jurassic (Liassic) to the Coniacian.
New insights about the Upper Jurassic--Lower Cretaceous sedimentary successions from Asturias (NW Iberian Peninsula)
01 Trace elements, ppm Ba 46 150 Cd 12 13 Pb 110 130 Cr ND 37 Cu 10 70 Ni 110 120 Zn 220 210 Sample number NLT-204 LLT-21 Coniacian Turonian Awgu shale Eze-Aku shale Oxides, wt% Si[0.
Economic evaluation, recovery techniques and environmental implications of the oil shale deposit in the Abakaliki Anticlinorium, southeastern Nigeria
It is within the Peroniceras haasi Zone of Young (1963) and correlates with the lower Coniacian Stage.
The fossil bird Ichthyornis in the Cretaceous of Texas

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