In practical terms, this will normally mean a stone from the same or a similar, nearby source.

The two marked him as different when nothing else did, so it was possible that they had a similar source.

A similar source of funds was to be the tax on exports of cotton.

Both experienced huge growth at the turn of the century, and they derived their energy and style from similar sources.

A source category is a specific industry sector or group of similar emitting sources.

More than once before had glittering gold filtered through his fingers from a similar source.

And while many of the companies have had specific problems, they can often be traced to similar sources.

The young river is soon joined by streams from other similar sources.

The same applies to similar sources of pollution in the fishery sector.

"I detect a similar source, much weaker but strengthening," the ship told them.