Examples from the Web for greenstone
In this spot the position of the Serpentine upon Greenstone is very apparent.A Guide to the Mount's Bay and the Land's End|John Ayrton Paris
They valued it chiefly as the home of their much-prized jade or greenstone.The Long White Cloud|William Pember Reeves
Greenstone is an excellent rock, and has a fine surface, but it is unmanageable.The Poetry of Architecture|John Ruskin
They consisted of greenstone, sandstone, and limestone; the first mentioned being the largest, and the last the most numerous.
Greenstone Ridge, like the backbone of a very lean horse, runs the entire length of Isle Royale.The Phantom Violin|Roy J. Snell