Close-grained and Superfine

Close-grained adjective - Dense or compact in structure or texture, as a wood composed of small-diameter cells.

Superfine and close-grained are semantically related. In some cases you can use "Superfine" instead an adjective phrase "Close-grained".

Superfine adjective - (used especially of merchandise) very fine in quality.

Close-grained and superfine are semantically related. Sometimes you can use "Close-grained" instead an adjective "Superfine".