claystone


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claystone

[′klā‚stōn]
(geology)
Indurated clay, consisting predominantly of fine material of which a major proportion is clay mineral.
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References in periodicals archive ?
The PLS1 technique was employed to create chemometric models for the determination of minerals (chlorite, muscovite, albite and quartz) in claystones and clay shales.
The majority of landside scarps occur within the Vsetin Member of the Zlin Formation, which has the greatest amount of easily weathered claystones.
After the lessons learned in the Mont Terri Rock Laboratory concerning the methods to investigate the water chemistry and the chemical evolution of claystones (Pearson et al.
The veinlets were found in psammites and in claystones or siltstones of the Kladno, Tynec and Slany formations and also in the Neoproterozoic basement (shales).
Biostratigraphic age Lithology Site-Cores Miocene Nannofossil chalk 1065A-1R to -6R Tithonian Silty claystone 1065A-7R to -35R Late Campanian-Eocene Brown claystone 1068A-1R to -15R with turbidites Maastrichtian-Eocene Brown claystone 1069A-1R to -16R with turbidites Berriasian-Valanginian Nannofossil chalk 1069A-16R Paleocene/Eocene Brown claystone, 1070A-1R to -3R rare turbidites Upper Cretaceous Silty claystone 1070-3R to -7R (Unit III) Silt/sandstones Aptian Nannofossil chalk 1070A-7R Biostratigraphic age Coredepth * Waterdepth Palaeodepth (mbsf) (m) (m) Miocene 309 4770 <4500 Tithonian >309 4770 <200 Late Campanian-Eocene 853 5044 >4000 Maastrichtian-Eocene 865.
The age of the calcareous claystone of the Blidene Formation, overlying the Adze Limestone in the sections of the Livonian Tongue, has repeatedly been discussed in the literature (Mannil 1966; Mannil & Meidla 1994; Hints & Meidla 1997).
The scarp of the landslide is composed of fractured sandstones, siltstones, shale and claystone of Miocene Murree Formation.
5 Carboniferous layers siltstone, claystone Table 2 Parameters of analysed seismic events according the "Bulletins of seismic events recorded by the Czech Regional Seismological Network" (www.
The Gassum Formation is subdivided in 6 zones separated by thin claystone stringers.
Claystone, Plains Indian Rock Art (Seattle, University of Washington Press, 2001).
Siltstone, mudstone, and claystone, along with sandstone and harder limestone, make up the 800-thick floor of the Chinle Formation.