lutite


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lutite

[′lü‚tīt]
(geology)
A consolidated rock or sediment formed principally of clay or clay-sized particles.
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References in periodicals archive ?
In the Central Baltoscandian Confacies Belt this event coincides with coarsening of the calcareous sediment from lutite to fine-grained shelly sand (Jaanusson 1982b, pp.
Evidence of enrichment within highly fractured zones in lutite rock units was established.
Lower Ordovician sedimentary rocks are the oldest stratigraphic units, composed of limestones, sandstones and lutites, and are observed in the eastern parts of the study area.
These outcrops are mainly lutites, sands, conglomerates, and limestone.
The Hattiesburg Formation contains the typical Hattiesburg clay section but also contains sands similar to those in the Catahoula Formation as well as lutites and opaline-cemen ted sandstone.
Host rocks include limestones, rhyolitic tuffs, lutites and sandstones.
Few kilometers from the site, it is encountered the Rio Hato Formation of the Quaternary, which is characterized by the existence of conglomerates, sandstones, lutites, tuffs and non-consolidated sandstones.
While the vein structure was not encountered before the hole reached a true depth of 130 meters, the presence of silicified lutites with anomalous gold values suggests the structure exists at a lower elevation.
1982 Early Proterozoic Climates and Plate Motions inferred from Major element chemistry of Lutites.