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argillite::noun | Spocien Dictionary
| Type | Words |
|---|---|
| Type of | sedimentary rock |
Examples of argillite
argillite
There is also Precambrian sedimentary argillite, dating back to 1.7 billion years ago.
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One particular soil type, brown Ranker occurs above argillite rock.
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They are mostly composed of greywacke together with argillite.
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Inuit artists sculpt with walrus ivory, caribou antlers, bones, soapstone, serpentinite, and argillite.
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Besides working in wood, Haida also work with argillite.
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The light-coloured granite stands out from the dark to black coloured rocks of hornfels and argillite.
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The Belt Supergroup of rocks is composed mainly of argillite, as well as other metamorphosed or semi-metamorphosed mudstones.
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The argillite at the rear of the gorge shows bands of colour in places that evinces the former strata of the marine sediments.
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Toward the end of the 19th century, Northwest Coast artists began producing work for commercial sale, such as small argillite carvings.
From the en.wikipedia.org
- A sedimentary rock differing from shale in being bound by silica and from slate in having no slate cleavages
- An argillite is a fine-grained sedimentary rock composed predominantly of indurated clay particles. Argillites are basically lithified muds and oozes. They contain variable amounts of silt-sized particles. The argillites grade into shale when the fissile layering typical of shale is developed. ...
- A fine-grained sedimentary rock, intermediate between shale and slate, sometimes used as a building material
- A compact sedimentary rock composed mainly of clay and aluminum silicate minerals.
- Fine-grained, metamorphosed mud and claystone. The deep-red-colored argillite artifacts found at the Hardy Site may have come from the Mazatzal Mountains in central Arizona.
- A metamorphosed shale. It lacks bedding planes and breaks into annular or blocky fragments. Unweathered it is gray-black and weathered it is gray-purple.
