This might already be known to those who are interested; its emphasis is
heavily on certain Asian languages, including Chinese. It's the index page of
the same site (sorry!) that carries the "ink blot" explanation and examples.

There's an extensive discussion (with examples) of ideographic iteration marks
there, also, with expressed hope that they be included into future Unicode.

http://uk.geocities.com/BabelStone1357/index.html

--
Nicholas Bodley |@| Waltham, Mass.
Opera browser fan/user