| 单词 |
growan |
| 释义 |
growan Cornish dial.|ˈgrəʊən|
Also grouan.
[Cornish *growan (= Bret. grouan) gravel, f. Cornish grou: see gravel n.]
A soft decomposed granite, overlying the veins of tin in Cornwall. hard growan: granite or moorstone.
1753Chambers Cycl. Supp., Growan, a word used by the miners in Cornwall to express a sort of coarse and gritty stone, which they are usually obliged to dig through before they come at the veins of ore. 1778Pryce Min. Cornub. 73 Soft Grouan..can scarcely be called a Stone; for it is rather a sandy or priany Stratum of Moorstone gravel... It generally lies at the extremities of the Moorstone Stratum, or hard Grouan. 1855Cornwall (1862) 75 A decomposition of the rock [granite], more particularly of the felspar in it, which gradually pulverizes it to a ‘soft growan’.
attrib.1768Cookworthy's Patent in Smiles J. Wedgwood xv. (1894) 177 A kind of porcelain composed of moor-stone or growan and growan clay. 1824Hitchins & Drew Cornwall I. xiii. §4. 564 The black growan soil consists of a thin stratum of light black earth..the detritus of the granite or growan. 1894Smiles J. Wedgwood xv. 169 The Porcelain or Growan Clay was suitable for many purposes for which the Staffordshire Clays were unsuitable. |
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