Ballast stones are modeled as clusters of rock's properties with different particle numbers.
That is, find a way to get from Point A on the rock to Point B. You do this by contorting your body into heretofore unimaginable positions and by perching atop seemingly unperchable chips and minute clusters of rock crystal.
We passed a fountain, near a cluster of rocks engineered to give ducks a resting place.
There was a cluster of rocks nearby and I yelled at the nearest apprentice to guide everyone there, to safety.
It centers on events in and around a cluster of rocks that has become known to some, using an Afrikaans word for the cluster, as "the killing koppie".
The immediate issue between Asia's economic giants is a cluster of rocks and uninhabited islands in the East China Sea which Japan calls "Senkaku" and China calls "Diaoyu".
Two years ago, Fiery Cross Reef was little more than a cluster of rocks jutting out of the water, but in recent months the Chinese have built it into a military facility, complete with a runway, helicopter landing areas and a port.
That project is now in the design stage and since last year the political debate has been focused on a cluster of rocks off the coast, whose discovery allowed WA to claim that a larger chunk of the gas field was in state waters and therefore net an extra $2bn in royalties.
When people in Scotland want to embark on some kind of vision quest, he said, they usually venture way out into the North Atlantic to St .Kilda, an isolated and storm-ravaged cluster of rocks that has become "very much a place of romantic pilgrimage for people".
Its fluid forms — which have been compared to a cluster of rocks in a riverbed, their surfaces eroded by the water's currents — give sudden focus to the energy around it so that you see the whole area with fresh eyes.
