ˈclinkstone Min.
[After Ger. klingstein: so called from its clinking like iron when struck.]
A compact felspathic rock, generally of a greyish-blue colour, and distinguished from grey basalt by its lower specific gravity.
| 1811 Pinkerton Petral. I. 75 Clink-stone..has no sort of relation to the family of basalts. 1850 Daubeny Atom. The. xii. (ed. 2) 418 Clinkstone..has been shewn by Gmelin to be an intimate mixture of glassy felspar with a zeolite. 1876 Page Adv. Text-bk. Geol. vii. 134 The clinkstones or phonolites differ little from the basalts in composition. 1877 A. B. Edwards Up Nile xvii. 456 They [the stones] ring like clinkstone when struck. |