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At Alum Bay in the Isle of Wight we have an extraordinary and complete example of this description; in the remarkable vertical position of the beautiful and variously coloured arenose stratifications of the plastic clay, we are enabled to discover that the ponderous substrata of chalk were uplifted subsequently to the deposition of the tertiary formation.

Arenose: a surface that is sandy or gritty.

Adj. powdery, pulverulent†, granular, mealy, floury, farinaceous, branny†, furfuraceous†, flocculent, dusty, sandy, sabulous†, psammous†; arenose†, arenarious†, arenaceous†; gritty, efflorescent, impalpable; lentiginous†, lepidote†, sabuline†; sporaceous†, sporous†. pulverizable; friable, crumbly, shivery; pulverized &c. v.; attrite†; in pieces.