killasn.

/ˈkɪləs/

Forms: Also 1600s–1800s kellus, 1700s killos.

Etymology: Cornish.

The Cornish Miners' term for clay-slate; geologically, the clay-slate of Cornwall, of Devonian age, which rests on the granite.

ΘΚΠ

the world > the earth > structure of the earth > constituent materials > rock > metamorphic rock > [noun] > slate > argillaceous > varieties of

killas1673

razea1728

hone-stone1796

whet-slate1839

Arkansas1869

1673 J. Ray Coll. Eng. Words 121 Above the Spar lies another kind of substance like a white soft stone, which they call Kellus.

1758 W. Borlase Nat. Hist. Cornwall 92 Round the town of Marazion..there rises a very tender killas, of the cinereous, and also of the yellow colour.

1833 C. Lyell Princ. Geol. III. 370 At the junction of the granite and killas in St. Michael's Mount.

1875 A. Geikie Life Sir R. Murchison I. 301 The Devonshire killas answered in point of geological time to the old Red Sandstone.

attributive.1808 C. Vancouver Gen. View Agric. Devon i. 11 The shillot or killas rock..will always be found accompanied with a similar soil or covering.

This entry has not yet been fully updated (first published 1901; most recently modified version published online December 2020).

单词	killas
释义	killasn. /ˈkɪləs/ Forms: Also 1600s–1800s kellus, 1700s killos. Etymology: Cornish. The Cornish Miners' term for clay-slate; geologically, the clay-slate of Cornwall, of Devonian age, which rests on the granite. ΘΚΠ the world > the earth > structure of the earth > constituent materials > rock > metamorphic rock > [noun] > slate > argillaceous > varieties of killas1673 razea1728 hone-stone1796 whet-slate1839 Arkansas1869 1673 J. Ray Coll. Eng. Words 121 Above the Spar lies another kind of substance like a white soft stone, which they call Kellus. 1758 W. Borlase Nat. Hist. Cornwall 92 Round the town of Marazion..there rises a very tender killas, of the cinereous, and also of the yellow colour. 1833 C. Lyell Princ. Geol. III. 370 At the junction of the granite and killas in St. Michael's Mount. 1875 A. Geikie Life Sir R. Murchison I. 301 The Devonshire killas answered in point of geological time to the old Red Sandstone. attributive.1808 C. Vancouver Gen. View Agric. Devon i. 11 The shillot or killas rock..will always be found accompanied with a similar soil or covering. This entry has not yet been fully updated (first published 1901; most recently modified version published online December 2020). < n.1673
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