Aleurite
Template:Distinguish Aleurite is an unconsolidated sediment with a texture intermediately between sand and clay, similar to silt, with particle sizes ranging from Template:Convert.<ref name="Glossary">Glossary of geology</ref>
EtymologyEdit
The name aleurite is derived from the Greek word aleuron, meaning "flour".<ref name="Mining Enc"/>
DescriptionEdit
The term aleurite is mainly used in Russian geology, where it is described from the Baltic and Kara Seas,<ref name="Stein etal 1996 p53">Stein et al., 1996, p.53</ref><ref name="Sviridov Emelyanov 2000 p211">Sviridov & Emelyanov, 2000, p. 211</ref> and as a derivative in Mongolia, such as the Dushihin Formation, where it occurs in lenses.<ref name="Builjasutuin">Builjasutuin-Khuduk in the Paleobiology Database</ref> Aleurite primarily comprises mineral grains (quartz, feldspar, mica, and others). The term aleurite has been proposed by Soviet petrographer A. N. Zavaritskiy in 1930. Aleurite is used in the production of the cement and building ceramics.<ref name="Mining Enc">Aleurite. Mining Encyclopedia.</ref>