whinstone
Kelime Anlamı :
1. yol yapımında kullanılan sert taş.
2. (isim) yol yapımında kullanılan sert taş.
Tanımlar :
1.
any of various hard, dark-colored rocks, especially basalt and chert.
from The American Heritage® Dictionary of the English Language, 4th Edition
1.
A provincial name given in england to basaltic rocks, and applied by miners to other kind of dark-colored unstratified rocks which resist the point of the pick. -- for example, to masses of chert. whin-dikes, and whin-sills, are names sometimes given to veins or beds of basalt.
from the GNU version of the Collaborative International Dictionary of English