argillite meaning in Hindi

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All six of these formations are primarily composed of quartzite and argillite.
The argillite collectors select the slate that appears most free of faults.
This is when argillite carving began to incorporate Western elements and themes.
The Virginia formation consists of black to dark gray argillite,
They consist of light-coloured limestone interbedded with argillites.
In truth, argillite carving is much more than a simple tourist art.
Most carvers create a sculpture from a single piece of argillite wherever possible.
The black finish of argillite is usually not natural.
They are mostly composed of greywacke together with argillite.
The Paragua�u is composed of fine-grained sandstones, siltstones and argillites.

noun.

a sedimentary rock differing from shale in being bound by silica and from slate in having no slate cleavages