whinstone

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English - English
Any hard dark-coloured rock
{n} a species of trap
any of various hard colored rocks (especially rocks consisting of chert or basalt)
for example, to masses of chert
{i} a hard and dense rock
Whin-dikes, and whin-sills, are names sometimes given to veins or beds of basalt
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
A whinstone
whin
whinstone
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